Sunday Southeast winds 5 to 15 knots becoming east. Slack water refers to the period of time when the current is weakest, and there is a lack of movement either toward or away from the shoreline. Those offices also act as backups to OPC's marine functions. Waves 1 to 2 feet. All NOAA. ), and based on customer needs, nearshore forecasts may be issued throughout the winter to support the National Weather Service mission of protecting life and property on the waters of the Great Lakes. Rain and snow early in the afternoon, then rain, snow and sleet late. Slight chance of showers through around midnight. Marine Zone Forecast Overnight Southeast winds 5 to 10 knots becoming south. Hurricane Thanks Ray StevensNWRorg 90%reference, "Save A Life" From GeauxPJ Life Safety (KPL20), Ear Candy for Weather Watchers *NWROrg *, NATIONAL HURRICANE CENTER (active JUNE 1 - NOV 30), awaiting connect at correct mount name above. Gusts up to 25 kt in the morning. The different colors used in the map above have no meaning and are only intended to assist in differentiating the zones. Interactive maps of all the NWS Marine Forecast Areas can be found here. . A chance of rain and snow late in the morning. Radiofax Charts Great Lakes Forecasts by Zone - Grand Rapids, MI - National Weather Service They can be generated "on-the-fly" for all stations with harmonic constituents. ★? Based on the last 7 days up to03-Mar-2023 11:00:00 pm ESTthe stream uses both channels,a stream bit rate of 32Kbps or more,sampling of 22K/sec or more,with a Waves 2 feet or less. Mostly cloudy. US Dept of Commerce Also note that product source IDs are likely different back then (prior to NWS Modernization), some work was done to assign present day WMO source IDs to the product metadata stored in the database. Safety SE winds 5 to 10 kt, becoming E after midnight. Contacts The Nearshore Wave Prediction System (NWPS) provides on-demand, high-resolution nearshore wave model guidance to U.S. coastal WFOs, triggered in real time by forecast wind grids prepared and submitted by the individual offices. The green depicts the current time when the predictions were viewed. Forecast guidance refers to computer-generated output that utilizes environmental forcing equations and observations to assist in the preparation of a forecast. Coastal/Great Lakes Forecasts Timely delivery of data and products through the Internet is not guaranteed. Forecast output includes water levels caused by the combined effects of storm surge and tides, by astronomical tides alone, and by sub-tidal water levels (isolated storm surge). quality score of 6, and Timely delivery of data and products through the Internet is . For details on changes to NWS products, visit the NWS Notifications website, the NWS Data Managementand NWS Telecommunication Operations Center (TOC)webpages. Amateur Radio, Program Information Offshore Forecasts Marine Forecasts and Warnings for Canada. Adjacent sounds and rivers choppy. Timely delivery of data and products through the Internet is not guaranteed. Multiple locations were found. Weather Charts Great Lakes Forecasts by Zone - Cleveland, OH - National Weather Service Here is their marine page - https://www.weather.gov/hfo/marine. Period 6 seconds. Publications. Visit the Detroit/Pontiac, MI Forecast Office which provides links to additional products as well as regionally focused information such as point-specific marine forecasts, predicted tides and buoy observations. If you are interested in receiving NWS marine products via email, mouse over the Get Products via Email menu item and click on the link that pops up. Seas 2 to 4 ft. For more information about NWS products available via radiofax, see https://www.weather.gov/marine/radiofax_charts, Most of these radiofax charts can be requested and received via email using file transfer protocol (ftp) commands. Saturday Southwest wind 5 to 10 knots easing to 5 knots late in the morning, then becoming south in the afternoon. Please try another search. KT9Y, IllinoisKankakee 162.525 Olivet Nazarene University and Shine.FM **, IllinoisPeoria 162.475 ☆ "Tim Y." Great Lakes Forecasts by Zone - Duluth, MN - National Weather Service Graphical Marine Forecasts are available here. . Waves 4 to 6 feet. This version has been dubbed OVATION 2020. Weak low pressure will move across the piedmont with the associated warm front lifting across the area this evening followed by the cold front moving though on Tuesday. National Weather Service Synopsis: AMZ100-011215- 712 PM EDT Mon Oct 31 2022 .Synopsis for Eastern North Carolina coastal waters. Tropical Cyclone Statement. Weak low pressure around 29.5 inches will then track east southeast across the region Wednesday into Wednesday night. Coastal Warning Display Program page. Aurora can often be observed somewhere on Earth from just after sunset or just before sunrise. Links. NOAAs National Centers for Environmental Prediction (NCEP) develops and maintains several weather, ocean, and climate numerical guidance systems. Feedback . Weather Charts NWS Mostly clear. Great Lakes nearshore marine forecasts are issued throughout the boating season, typically beginning around April 1 and ending around December 31, dependent on ice conditions on the entrances to each individual lake. FXUS63 KGRR 032016 AFDGRR Area Forecast Discussion National Weather Service Grand Rapids MI 316 PM EST Fri Mar 3 2023 LATEST UPDATE. Choose the map background and forecast element and zoom in to your area of interest. KT9Y, IllinoisRockford 162.475 Benjicat 33 **, IndianaEvansville 162.550 ☆ Radio2Way Weather, IndianaIndianapolis 162.550 ☆ Fox Hollow Weather Station, IndianaSouth Bend 162.400 ☆ My Mishawaka Weather, IowaMilford 162.550 ★ Dickinson County Emergency Management, IowaSioux City 162.475 ☆ "IowanEASFan", KansasTopeka 162.475 ☆ WXstation South Central Topeka (alt), KentuckyFrankfort 162.500 ☆ Frankfort Weather, KentuckyOwenton 162.450 ★ Frankfort Weather, LouisianaBaton Rouge 162.400 CMR Weather - Watson, LouisianaMonroe 162.550 ★ Bayou State Weather, LouisianaShreveport 162.400 ★ Northern Louisiana EAS, MaineDresden 162.475 ★ Courtesy of 'Randall D', MarylandHagerstown 162.475 ☆ Clifton VA Weather, MarylandHagerstown 162.475 Clifton Virginia Weather (alt), MassachusettsBourne/Hyannis 162.550 ☆ Harwich MA Live Weather, MichiganCannonsburg 162.550 Courtesy of 'Donny', MichiganCannonsburg 162.550 Courtesy of 'Donny' (alt), MichiganGaylord 162.500 Courtesy of Vince L, MichiganHesperia 162.475 ★ HerseyWeather.com, MichiganHesperia 162.475 HerseyWeather.com (alt), MichiganMount Pleasant 162.525 ★ HerseyWeather.com, MichiganMount Pleasant 162.525 ★ HerseyWeather.com (alt), MichiganOnondaga 162.400 Courtesy of 'Donny', MichiganOnondaga 162.400 Courtesy of 'Donny' (alt), MichiganPlainwell 162.475 Courtesy of 'Donny', MichiganWolf Lake 162.425 ☆ HerseyWeather.com, MichiganWolf Lake 162.425 ☆ HerseyWeather.com (alt), MinnesotaBemidji 162.425 ☆ anonymous, MinnesotaClearwater 162.500 Midwest Broadcast Engineering, MinnesotaLaCrescent 162.550 ☆ De Soto Valley Weather, MinnesotaMinneapolis/St. For operational issues, contact the NWS Tech Control help desk at 301-713-0902 or email at toc.nwstg@noaa.gov. It is the only way for most people to actually experience space weather. Amateur Radio Saturday Night East winds less than 10 knots. for most U.S. coastal waters and the Great Lakes. USCG Broadcasts Tuesday South winds 10 to 20 knots backing east around 10 knots late in the day. Marine Text Forecasts by Zone - Text Interface, Marine Text Forecast and Products - Complete Listing, Text Product File Server Data Files - File Structure Description for FTP, WeatherFax - The Best Budget Weather Solution for Sailors, Northwest Atlantic Weather Briefing Package, Gulf and Tropical Atlantic Weather Briefing Package, Northeast Pacific Weather Briefing Package, Southeast Pacific Weather Briefing Package, Buoy, C-MAN, Ship, Drifters, Gliders, HF Radar, PORTS, Physical Oceanographic Real-Time System, Voluntary Marine Observations from Mariners, Peak water level observations at NOS stations during past tropical cyclones, Experimental Marine Graphical Composite Forecast maps - Tropical North Atlantic, Experimental Marine Graphical Composite Forecast maps - Eastern North Pacific, Get Marine Text and Graphic Products via Email, Marine Communications - BoatU.S. All NOAA, Marine, Tropical and Tsunami Services Branch, Nearshore Marine Forecast which includes all these zones, Special Marine Warning(s) and Marine Weather Statement(s) for these zones, Open Lake Forecast for Lake Michigan (All Zones - Includes Synopsis and MAFOR)(individual zones), Experimental Modernized Open Lake Forecast for Lake Michigan. The aurora directly impacts HF radio communication and GPS/GNSS satellite navigation. During periods of climatological extremes leading to erratic ice coverage patterns (shifting of ice edge, late/early freeze, etc. Advisory. Please excuse our dust. Text Products for NSH Issued by CLE - National Weather Service The "Nowcast/Forecast Viewer" allows users to visualize the forecast guidance of each condition, and the model data can be downloaded as individual NetCDF files, OpenDAP urls, and regional GRIB2 files. Please be specific as possible about the problem you are experiencing and the exact URL which is giving you difficulties, e.g. SE Lincoln Weather,and Marine, Tropical and Tsunami Services Branch1325 East-West Hwy, 13th floorCommunications OfficeSilver Spring, MD 20910Comments? Descriptions of and links to the forecast modeling systems that are useful for navigation can be found below. Waves 2 feet or less. In addition to the products found on their website, many OPC products are also available over radiofax (also known as weatherfax) on upper side-band (USB) radio. About nws all noaa 000 AXPZ20 KNHC 031533 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 1605 UTC Fri Mar 3 2023 Tropical Weather Discussion for the eastern Pacific Ocean from 03.4S to 30N, east of 120W including the Gulf of California, and from the Equator to 30N, between 120W and 140W. Copy/paste or click on the link below then when the page displays, you can bookmark the page using the web browser. Sunny. SAME codes are used to program SAME-capable NOAA Weather Radio receivers to receive alert messages for user-specified areas. Global Maritime Distress and Safety System Adjacent sounds and rivers a moderate chop, increasing to choppy after midnight. Marine Forecasts THURSDAY NIGHT.Northeast winds 5 to 15 knots becoming east 15 to 20 knots. Eastern North Pacific Tropical Weather Discussion - nhc.noaa.gov During periods of climatological extremes leading to erratic ice coverage patterns (shifting of ice edge, late/early freeze, etc. Tonight South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. The NOAA/EC Radio player scripts suite was developed by: The audio may have a buffer delay as long as thirty seconds, plus any provider, network, or local stream delays. The NWS provides forecasts and warning services for the coastal waters along the mainland of the continental U.S., the Great Lakes and the Offshore and High Seas waters of the North Atlantic and North Pacific Oceans. https://weather.gov/marine/.., (or page you are linking from if that URL is too long). The coastal forecasts are the responsibility of local weather forecast offices, while the Ocean Prediction Center (OPC) and Tropical Analysis & Forecast Branch provide forecasts for offshore and high seas areas. Waves 2 to 4 feet building to 7 to 10 feet. North wind 5 to 10 knots veering east 5 to 15 knots late in the morning, then veering southeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Res., 114, A09207,doi: Machol, J. L., Green., J. C.,Redmon, R. J.,Viereck, R. A., Newell, P. T., (2012), Evaluation of OVATION Prime as a forecast model for visibleaurorae, Space Weather, 10, 3. Please Contact Us. The program also provides important Tsunami information. Aurora - 30 Minute Forecast | NOAA / NWS Space Weather Prediction Center Internet forecasts should never be relied upon to obtain the latest forecast and warning data. NWS Dissemination Methods The Ocean Prediction Center (OPC) develops and issues marine warnings and forecasts, continually monitors and analyzes maritime data, and provides guidance on marine atmospheric variables for offshore zones and the high seas. Please select one of the following: GALE WARNING IN EFFECT UNTIL 11 AM EST THIS MORNING SW winds 25 to 30 kt with gusts up to 40 kt. Canadian Centre for Climate Services Library, Go to the desired page on the site, open the Weather shortcuts menu and click on the "Add to shortcuts" button. NWS Dissemination Methods, Items of Interest High Seas Forecasts, Radiofax Charts WEDNESDAY East to southeast winds 5 to 10 knots, increasing to near 10 knots. **Expected Duration: Unknown Waves 2 to 4 ft. Tonight South winds 10 to 20 kt becoming southwest 10 to 15 kt. For more information on the OVATION model and aurora products, see: In 2009, Newell et. The original model, based solely onDMSPdata, was only reliable to Kp of 7. Latest News, Program Information Saturday South winds 5 to 15 knots. TONIGHT Northeast winds 5 to 15 knots becoming east. NWS nearshore forecast areas - within 5 nautical miles of shore. The Nearshore Wave Prediction System (NWPS) provides on-demand, high-resolution nearshore wave model guidance to U.S. coastal WFOs, triggered in real time by forecast wind grids prepared and submitted by the individual offices. Clifton Virginia Weather, Forecast guidance for water levels (S-104) and marine weather and wave forecasts (S-41X) is currently under development, and more information on these data formats can be found on the S-100 page. US Dept of Commerce NWS Internet is available 24 hours a day, seven days a week . Paul 162.550 ★ Blaine MN Weather, MinnesotaPark Rapids 162.475 ☆ Bemidji Minnesota WX, MinnesotaWaubun 162.450 ☆ Bemidji Minnesota WX, Minnesota Winona WI ☆ 162.400 "The Cold Front", MontanaMissoula 162.400 ☆ CRTV Internet Radio, NebraskaLincoln 162.475 Southeast Lincoln Weather, NebraskaLincoln 162.475 ★ Southeast Lincoln Weather (alt), NebraskaOmaha 162.400 ★ ChappelleWeather.com, NebraskaOmaha 162.400 ★ ChappelleWeather.com (alt), NevadaFernley 162.450 ☆ Roller Network, New MexicoAlbuquerque 162.400 NOAA Direct Audio Forecast, New MexicoDes Moines 162.550 NOAA Direct Audio Forecast, New MexicoRoswell 162.450 NOAA Direct Audio Forecast, New YorkAlbany 162.550 ☆ Colonie Weather Online, New YorkMiddleville 162.425 ★ Indian Trail Weather, New YorkMiddleville 162.425 ★ Indian Trail Weather (alt), New YorkRiverhead 162.475 ☆ Crab Meadow Weather, New YorkRiverhead 162.475 Crab Meadow Weather (alt), New YorkRochester 162.400 ☆ KHA-53 Rochester, New YorkSyracuse 162.550 ☆ Fairmount Hills Weather, New YorkSyracuse 162.550 ★ "John P" (alt), North CarolinaCharlotte 162.475 ★ "Nathan S", North DakotaBismarck 162.475 ★ Bismarck Weather Net, North DakotaBismarck 162.475 ★ Bismarck Weather Net (alt), OhioColumbus 162.550 ☆ Fairfield County Weather, OklahomaStillwater 162.500 Stillwater Weather, PennsylvaniaHarrisburg 162.550 ★ Cumberland Valley Weather, PennsylvaniaPhiladelphia 162.475 ★ "Christian G", PennsylvaniaPittsburgh 162.550 "Antonio C.", PennsylvaniaWilkes-Barre 162.550 ★ "MikeyMs" Thornhurst PA Weather, South CarolinaGreenville 162.550 ☆ "Kody L", TennesseeChattanooga 162.550 NOAA Direct Audio Forecast MRX, TennesseeKnoxville 162.475 NOAA Direct Audio Forecast MRX, TennesseeLa Follette 162.450 NOAA Direct Audio Forecast MRX, TennesseeMemphis 162.475 "Dominic M" **, TexasAustin 162.400 ★ 'h2ospa' (alt), TexasDallas 162.400 ★ PlanoWeather.com, TexasD'Hanis 162.525 GeauxPJ Life Safety, TexasFort Worth 162.550 Matthew S. (alt), TexasSan Antonio 162.550 GeauxPJ Life Safety, TexasTyler 162.475 ★ Tyler Texas Weather, TexasTyler 162.475 ★ Tyler Texas Weather (alt), TexasTyler 162.475 ★ Doc Deason (alt), VirginiaCovesville 162.450 Central Virginia EAS, VirginiaManassas 162.550 ★ Clifton VA Weather, VirginiaManassas 162.550 ★ mikev.com (alt), VirginiaNorfolk 162.550 Casey Media LLC (RDS), WashingtonPuget Sound Marine 162.425 "Riley Mc" TVTubeScanner.com, WashingtonRichland 162.450 ★ "Hayden M", WisconsinGreen Bay 162.550 De Pere Weather. N winds 15 to 20 kt, diminishing to 10 to 15 kt. The goal is to make more of NOAAs near-real-time and forecast information more accessible to mariners onboard ships. National Weather Service Marine Forecast FZUS52 KKEY Seas 3 to 5 ft, except 2 to 4 ft near shore. Nearshore Marine Zone Forecasts by the Milwaukee, WI Forecast Office - click on the area of interest Nearshore Marine Forecast which includes all these zones Special Marine Warning (s) and Marine Weather Statement (s) for these zones Marine Weather Message for these zones Surf Zone Forecast Warning. The guidance is generated by a national network of numerical oceanographic forecast modeling systems for the next 48 or 120 hours depending on the water body. NWS Internet is available 24 hours a day, seven days a week . National Weather Service Coastal and Offshore forecast products listed on this webpage are subdivided by zone, each identified by a Universal Generic Code(UGC) e.g. The sunlit side of Earth is indicated by the lighter blue of the ocean and the lighter color of the continents. In addition to the products found on their website, many TAFB products are also available over radiofax (also known as weatherfax) on upper side-band (USB) radio. Florida Marine Forecast NOAA Weather Zones Interactive Map Monday East winds 5 to 10 knots, becoming southwest in the afternoon. Mostly cloudy. Foundation, Weather For Boaters - BoatU.S. Mobile Version. Coastal Warning Display Program Great Quality Sunny. This is a short-term forecast of the location and intensity of the aurora. High Seas Forecasts, Radiofax Charts West wind 5 to 10 knots veering northwest after midnight, then becoming northwest 5 to 10 knots early in the morning. National Weather Service Global Maritime Distress and Safety System, Items of Interest Please select one of the following: SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST EARLY THIS MORNING Northwest wind 10 to 15 knots. Scattered showers. Great Lakes Marine Weather Portal - Includes point forecasts. "It's a good upgrade," he said. The Hemispheric Power Index, an estimate of the total auroral energy input at each pole, is available in ASCII format:latest HPI, National Centers for Environmental Prediction, Space Weather Prediction Center Coastal/Great Lakes Forecasts, Radiofax Charts To find text from a now closed WSO from the period, try using the present day WFO center that covers the location. The National Weather Service (NWS) Marine Weather Services Program offers a broad range of marine forecast and warning products in graphical and text formats (See Tabs above). A graphic version of this page is available. .full-width-border {margin:0; border-top: none;} */ A small number of streams are 'Not Live' but recorded forecast statements from specific Weather Forecast Offices, such as NHC, MIA, MRX, etc. These forecast modeling systems are usually run four times per day (e.g. Northern Hemisphere. Surface high pressure builds back over the area . The modeling system is run four times per day, and water level forecast guidance is provided out to 180 hours (nowcast for previous 6 hours followed by 7.5 day forecast). Adjacent sounds and rivers light chop, diminishing to flat after midnight. All NOAA, Marine, Tropical and Tsunami Services Branch, Nearshore Marine Forecast which includes all these zones, Special Marine Warning(s) and Marine Weather Statement(s) for these zones, Open Lake Forecast for Lake Huron (All Zones - Includes Synopsis and MAFOR)(individual zones), Experimental Modernized Open Lake Forecast for Lake Huron. Questions? On occasion, the input solar wind data are either contaminated or unavailable. Seas 9 to 12 ft, except 7 to 10 ft near shore. Waves 2 feet or less. 0, 6, 12, and 18 UTC). Sunny. availability >=98% See the NWS Marine Weather Serviceshomepage which contains information on the dissemination of NWS marine weather forecasts including frequency and broadcast schedule information as well as links to products and related information. WEDNESDAY Southeast wind 10 to 15 knots. Waves 1 to 3 feet. About Multiple locations were found. Sorry, the location you searched for was not found. Global Real-Time Ocean Forecast System (GRTOFS). Saratoga-weather.org The two maps show the North and South poles of Earth respectively. Multiple locations were found. 119 NWS/EC Radios active with 138 streams available.QRA streams: ☆Good Quality: 37, ★Great Quality: 42. Radiofax Hardware, Dissemination Linked data may not represent the latest forecast. US Dept of Commerce Marine Forecasts The hydrodynamic model employed by Global ESTOFS is the ADvanced CIRCulation (ADCIRC) finite element model. Please select one of the following: Marine Text Forecasts by Zone - Text Interface, Marine Text Forecast and Products - Complete Listing, Text Product File Server Data Files - File Structure Description for FTP, WeatherFax - The Best Budget Weather Solution for Sailors, Northwest Atlantic Weather Briefing Package, Gulf and Tropical Atlantic Weather Briefing Package, Northeast Pacific Weather Briefing Package, Southeast Pacific Weather Briefing Package, Buoy, C-MAN, Ship, Drifters, Gliders, HF Radar, PORTS, Physical Oceanographic Real-Time System, Voluntary Marine Observations from Mariners, Peak water level observations at NOS stations during past tropical cyclones, Experimental Marine Graphical Composite Forecast maps - Tropical North Atlantic, Experimental Marine Graphical Composite Forecast maps - Eastern North Pacific, Get Marine Text and Graphic Products via Email, Marine Communications - BoatU.S. SATURDAY NIGHT.West winds 10 to 15 knots. National Weather Service availability >=95% These forecasts are also available via e-mail. Please remember that you should NOT rely on this Internet audio to receive watches or warnings. CAUTION - Remember to hit the "RELOAD" button on your web browser or you may be recalling data from memory rather than downloading the latest forecast. THURSDAY Northeast wind 10 to 15 knots. NWS Would you like to overwrite it? Marine Weather Forecasts (surf zone to high seas), National Weather Service (NWS) Marine Weather Services Program, National Digital Forecast Database (NDFD), https://www.weather.gov/marine/radiofax_charts. A strong weather system will continue producing heavy snow across the northern portions of the Northeast with a swath of a wintry mix in southern New England. Links Small Craft Advisory until March 4, 03:00 AM CST, Zone Area Forecast for Port Washington to North Point Light WI, Excessive Rainfall and Winter Weather Forecasts, Federal Emergency Management Agency (FEMA), National Oceanic and Atmospheric Administration. A small craft advisory may be needed. Based on the last 7 days up to03-Mar-2023 11:00:00 pm ESTthe stream uses both channels,a stream bit rate of 32Kbps or more,sampling of 22K/sec or more, with a Nearshore waters smooth. About Mariners rely on NOAAs National Weather Service (NWS) marine weather forecasts, along with tidal predictions and forecast guidance from NOAAs weather, wave, and ocean circulation forecast models, for safe and efficient marine navigation. Example of 48-hour view of NOAA tide predictions, showing the predicted time and height of high and low tides. Adjacent sounds and rivers a moderate chop. Sorry, the location you searched for was not found. The different colors used in the map above have no meaning and are only intended to assist in differentiating the zones. Marine Forecasts This Audio Stream Player should not be used for protection of life or property. and Coastal Warning Display Program Official NWS dissemination systems which can provide timely delivery of data and products are listed in ourDISCLAIMER. Radiofax Charts, Dissemination FRIDAY.East wind 15 to 20 knots backing northeast 15 to 25 knots in the afternoon. Such audio may not serve as an authoritative source for immediate impact warnings or advisories. Waves 3 to 4 feet building to 6 to 8 feet. Strong wind warning program start and end dates may vary. . W winds 15 to 20 kt, becoming N. Seas 3 to 5 ft. During periods of climatological extremes leading to erratic ice coverage patterns (shifting of ice edge, late/early freeze, etc. A flood current refers to the incoming tide along the coast and into bays and estuaries, while an ebb current refers to the outgoing tide. Seas 2 to 3 feet with a dominant period of 5 seconds. Example of 48-hour tidal current predictions for the Bayonne Bridge station. There is already a shortcut with the same name in this list. Waves 2 to 4 ft. Sunday South winds 10 to 15 kt diminishing to 5 to 10 kt. Marine Zone Forecast Today Southeast winds 5 to 15 knots becoming east. Mobile Version. USCG Broadcasts, Items of Interest Nearshore Marine Zone Forecasts by the Duluth, MN Forecast Office - As of March 30, 2021, the NWS in Duluth will issue marine forecasts and warnings for a new marine forecast zone, LSZ150 - Outer Apostle Islands Beyond 5 nm from the Mainland. IEM :: NWS Text Product by Issuing Center by Date Great Lakes nearshore marine forecasts are issued throughout the boating season, typically beginning around April 1 and ending around December 31, dependent on ice conditions on the entrances to each individual lake. US Dept of Commerce Seas 2 to 3 ft. Foundation, Saved by the Beacon - Safe Boating Council, Search and Rescue Satellite Aided Tracking, (All Zones - Includes Synopsis and MAFOR), Global Maritime Distress and Safety System, National Oceanic and Atmospheric Administration. No Source Found ExtendedProvider RequestMay be removed permanently. The OVATION (Oval Variation, Assessment, Tracking, Intensity, and OnlineNowcasting) model is an empirical model of the intensity of the aurora developed at the Johns Hopkins University, Applied Physics Laboratory by Patrick Newell and co-workers1.