Northern Lake Huron
Forecast
Marine Forecast
Issued 10:30 AM EDT 20 April 2021
Today Tonight and Wednesday.
Wind west 25 knots veering to northwest 20 early this evening then to northeast 20 late overnight. Wind backing to north 15 Wednesday morning then to northwest 20 Wednesday afternoon.
Flurries ending this afternoon.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EDT 20 April 2021
Today Tonight and Wednesday.
Waves one and one half metres subsiding to one this evening then
building to one and one half metres Wednesday evening.
Extended Forecast
Issued 03:00 AM EDT 20 April 2021
Thursday
Wind northwest 20 knots.
Friday
Wind west 20 knots.
Saturday
Wind west 15 knots backing to south 20 late
in the day.
Ice Forecast*
Issued 12:00 PM EDT 20 April 2021 Today Tonight and Wednesday Ice free.
*Ice Forecast and Warnings also apply to U.S. waters
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Weather Conditions
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Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Lake Huron
Issued 12:00 PM EDT 20 April 2021 Today Tonight and WednesdayIce Coverage
Ice free.
Ice Forecasts
Northern Lake Michigan
Issued 12:00 PM EDT 20 April 2021 Today Tonight and WednesdayIce Coverage
Ice free.
Ice Forecasts
Southern Lake Michigan
Issued 12:00 PM EDT 20 April 2021 Today Tonight and WednesdayIce Coverage
Ice free.
Ice Forecasts
Green Bay
Issued 12:00 PM EDT 20 April 2021 Today Tonight and WednesdayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EDT 20 April 2021 Today Tonight and Wednesday At 10:30 a.m. EDT today low 998 mb located over western Quebec.By 10:30 a.m. EDT Wednesday departing low 1001 mb located over
northern Quebec.
At 10:30 a.m. EDT today ridge located on a line east-west over
central Manitoba.
By 10:30 a.m. EDT Wednesday ridge located on a line
northeast-southwest over northeastern Ontario.
By 10:30 a.m. EDT Wednesday low 1001 mb located over Pennsylvania.
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