National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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27NM SE Fairport MI

Marine Point Forecast [NOTICE]

Overnight

Rain/Snow Likely

N 30kt
5-7ft

Low: 39 °F
Water: 50 °F

Gale Warning
Gale Warning

Friday

Rain/Snow

N 35kt
12-14ft

High: 39 °F

Gale Warning
Gale Warning

Friday
Night

Mostly Cloudy

NNE 25kt
11ftWaves Subsiding

Low: 35 °F

Gale Warning
Gale Warning

Saturday

Sunny

NNE 15ktWinds Decreasing
6ftWaves Subsiding

High: 40 °F

Saturday
Night

Mostly Clear

Winds IncreasingSW 10kt
< 1ft

Low: 38 °F

Sunday

Mostly Sunny

SSW 20kt
Waves Building5ft

High: 47 °F

Sunday
Night

Mostly Cloudy

SSW 20kt
6-7ft

Low: 44 °F

Monday

Slight Chc Showers

SSW 20kt
6ft

High: 50 °F

Monday
Night

Chance Showers

SW 20kt
6ft

Low: 46 °F

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:03 am CDT Oct 31, 2014
Forecast Valid: 3am CDT Oct 31, 2014-6pm CST Nov 6, 2014

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Detailed Forecast

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.

  • SynopsisLOW PRESSURE OF 29.9 INCHES OVER LAKE HURON EARLY THIS
    MORNING WILL TRACK SOUTHEAST TO LAKE ERIE BY MIDDAY AND MERGE WITH
    SURFACE LOW PRESSURE OFF THE CAROLINA COAST SATURDAY MORNING.
    MEANWHILE...VERY STRONG HIGH PRESSURE OF 30.7 INCHES SPREAD ACROSS
    THE NORTHERN PLAINS AND MANITOBA WILL QUICKLY MOVE SOUTHEAST INTO
    THE MID AND UPPER MISSISSIPPI RIVER VALLEY TODAY. A SHARP COLD FRONT
    WILL PUSH DOWN THE LAKE EARLY THIS MORNING BRINGING A SURGE OF COLD
    AIR AND RAPIDLY INCREASING NORTHERLY WINDS. WINDS WILL LIKELY REACH
    STORM FORCE ACROSS MOST OF THE LAKE BY MID MORNING BEFORE EASING TO
    GALES THIS EVENING AND FURTHER DIMINISHING SATURDAY MORNING AS HIGH
    PRESSURE MOVES OVER LAKE MICHIGAN. THE HIGH WILL STEADILY MOVE
    SOUTHEAST OF THE LAKE SUNDAY WHILE LOW PRESSURE MOVES NORTHEAST
    ACROSS THE NORTHERN PLAINS. ANOTHER LOW IS EXPECTED TO TRACK FROM
    THE SOUTHERN PLAINS AND ACROSS LAKE MICHIGAN TUESDAY.
  • Overnight N wind 25 to 30 kt, with gusts as high as 45 kt. Rain showers likely before 4am, then rain and snow showers likely. Some thunder is also possible. Waves 5 to 7 ft. occasionally to 9ft.
  • Friday N wind 30 to 35 kt, with gusts as high as 45 kt. Rain and snow showers, mainly before 10am. Some thunder is also possible. Waves 12 to 14 ft. occasionally to 18ft.
  • Friday Night NNE wind 15 to 25 kt, with gusts as high as 35 kt. Mostly cloudy. Waves 11 ft subsiding to 7 ft.
  • Saturday NNE wind 10 to 15 kt decreasing to 5 to 10 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Waves 6 ft subsiding to 2 ft.
  • Saturday Night Variable winds less than 5 kt becoming SW 5 to 10 kt after midnight. Mostly clear. Waves 1 ft or less.
  • Sunday SSW wind 15 to 20 kt. Mostly sunny. Waves 2 ft building to 5 ft.
  • Sunday Night SSW wind around 20 kt. Mostly cloudy. Waves 6 to 7 ft. occasionally to 9ft.
  • Monday SSW wind 15 to 20 kt. A slight chance of showers. Waves around 6 ft.
  • Monday Night SW wind 15 to 20 kt. A chance of showers. Waves around 6 ft.
*Notices:
  1. 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.
  2. 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.