Warmup expected in the East, cooler weather forecast across parts of West
Much of the eastern U.S. will see a significant warming trend beginning on Friday, with high temperatures as much as 10-15 degrees warmer than on Thursday. The warming trend will continue into the weekend. Meanwhile, temperatures will be on the decrease across much of the northern Plains and Intermountain West over the next several days.
25NM WSW Grand Haven MI
Marine Point Forecast [NOTICE]
High and low forecast temperature values represent air temperature.
Water temperature forecast is experimental.
Associated Zone Forecast which includes this point
Last Update: 1:03 pm CST Nov 28, 2014
Forecast Valid: 2pm CST Nov 28, 2014-6pm CST Dec 4, 2014
WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.
- SynopsisHIGH PRESSURE OF 30.4 INCHES EXTENDS FROM THE
TENNESSEE VALLEY TO THE GULF COAST THIS MORNING. THIS RIDGE OF
HIGH PRESSURE WILL SLIDE EAST TOWARDS THE MIDDLE ATLANTIC REGION
TONIGHT. LOW PRESSURE OF AROUND 29.5 INCHES WILL DEVELOP ACROSS
THE NORTHERN ROCKIES AND TRACK ACROSS LAKE SUPERIOR SATURDAY
AFTERNOON...THEN DRAG A COLD FRONT ACROSS LAKE MICHIGAN SATURDAY
NIGHT. HIGH PRESSURE OF 30.8 INCHES WILL SPREAD ACROSS THE
NORTHERN PLAINS SUNDAY NIGHT AND OVER LAKE MICHIGAN BY MONDAY
NIGHT. LOW PRESSURE IS THEN EXPECTED TO TRACK WELL NORTH OF THE
AREA BUT LEAD TO A PERIOD OF STRONGER NORTHWESTERLY WINDS LATER
SUNDAY INTO MONDAY FOLLOWING THE PASSAGE OF A COLD FRONT.
- This Afternoon S wind around 20 kt. Snow showers likely, mainly before 3pm. Waves 4 to 5 ft.
- Tonight S wind around 20 kt. A chance of snow before midnight, then a slight chance of rain and snow. Waves 3 to 5 ft.
- Saturday SSW wind around 20 kt, with gusts as high as 25 kt. A slight chance of rain and snow before noon, then a slight chance of rain. Waves 3 to 5 ft.
- Saturday Night SW wind 15 to 20 kt. Mostly cloudy. Waves 3 to 5 ft.
- Sunday WSW wind 10 to 20 kt becoming NW in the afternoon. A slight chance of rain. Waves 3 to 4 ft.
- Sunday Night NW wind 15 to 20 kt, with gusts as high as 25 kt. A slight chance of rain before midnight, then a slight chance of snow showers. Waves 4 to 5 ft.
- Monday NW wind 15 to 20 kt, with gusts as high as 30 kt. A slight chance of snow showers. Waves 4 to 5 ft.
- Monday Night NNW wind 10 to 15 kt becoming SE after midnight. Winds could gust as high as 20 kt. Partly cloudy. Waves 2 to 4 ft.
- Tuesday SE wind 15 to 20 kt becoming S in the afternoon. Partly sunny. Waves 2 ft building to 5 ft.
This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area.
Forecast information for a larger area can be found within the zone
forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc.
These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
HOURLY WEATHER GRAPH
NATIONAL DIGITAL FORECAST DATABASE