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The weather service put out a special marine warning Wednesday morning of high waves and possible waterspouts. The warning was in effect until 12:15, though thunderstorms over the southern half of ...
OPC pressure forecast valid at 48 hours. The Ocean Prediction Center (OPC), established in 1995, is one of the National Centers for Environmental Prediction's (NCEP's) original six service centers. [1] Until 2003, the name of the organization was the Marine Prediction Center. [2] Its origins are traced back to the sinking of the RMS Titanic in ...
Small craft advisories are in effect from Saginaw Bay to Port Huron from 5 a.m. to 10 p.m. Tuesday and for Lake St. Clair and the Michigan waters of Lake Erie from 8 a.m. to 4 p.m. Tuesday, per ...
Lake Forecast: A forecast that is issued by most stations in the Great Lakes region to explicitly state expected weather conditions within the marine forecast area through the next five days. The report addresses expected wave heights and small-craft advisories currently in effect. Coastal Waters Forecast
A lake wind advisory is issued for winds just below this range, because unobstructed winds across the open waters of a lake are normally faster than across land. The wind speed that triggers the advisory has changed over time. Until the late 1960s, the threshold was 32 to 38 miles per hour (or 28 to 33 knots). At some point, the lower limit was ...
Dense fog advisory NPW – Widespread or localized fog reducing visibilities of 1 ⁄ 8 to 1 ⁄ 4 mi (0.2 to 0.4 km) or less (up to 1 nmi [1.2 mi; 1.9 km] for marine-based advisories, depending on locally defined criteria) is occurring or is forecast within the next six to 12 hours. [32] [52]
The National Oceanic and Atmospheric Administration (NOAA / ˈ n oʊ. ə / NOH-ə) is an American scientific and regulatory agency charged with forecasting weather, monitoring oceanic and atmospheric conditions, charting the seas, conducting deep-sea exploration, and managing fishing and protection of marine mammals and endangered species in the US exclusive economic zone.
Lake Michigan recorded wave heights of 20 to 22 feet and wind gusts of 60 to 70 mph. The southern end of Lake Michigan experienced a lake level rise of 15 inches as the winds pushed water down the lake. [30] [31] Lake Huron experienced 23-foot waves and a wind gust of 74 mph was recorded at Fort Gratiot at the southern end of the lake. [32]