Heavy Rain and Potential for Flash Flooding for Mid-Atlantic

A strong storm system will bring heavy rain to the Mid-Atlantic and central Appalachians into Saturday. Flash flooding and widespread lowland flooding are possible during this period. Meanwhile, monsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Desert Southwest through the southern/central Rockies and High Plains.
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Hazardous Weather Conditions

For More Weather Information:

Juneau, AK Local Forecast Office

4NM S Sitka AK

Marine Point Forecast

[NOTICE]
  • Overnight

    Showers

    ESE 20kt
    3ft

    Low: 52 °F

    Small Craft Advisory
    Small Craft Advisory

  • Saturday

    Showers

    SE 25kt
    3ft

    High: 57 °F

    Gale Warning
    Gale Warning

  • Saturday
    Night

    Showers

    ESE 25kt
    4ft

    Low: 52 °F

  • Sunday

    Rain

    ESE 10kt
    2ft

    High: 56 °F

  • Sunday
    Night

    Rain

    S 10kt
    1-2ft

    Low: 51 °F

  • Monday

    Rain Likely

    SSE 10kt
    2ft

    High: 57 °F

  • Monday
    Night

    Chance Rain

    SE 10kt
    2ft

    Low: 52 °F

  • Tuesday

    Chance Rain

    SSE 10kt
    2ft

    High: 57 °F

  • Tuesday
    Night

    Rain Likely

    S 10kt
    1-2ft

    Low: 52 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:50 pm AKDT Jul 28, 2017
Forecast Valid: 4am AKDT Jul 29, 2017-6pm AKDT Aug 4, 2017

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Detailed Forecast


Synopsis: A gale force 1000 mb low pressure system will move north into the offshore waters west of Craig Fri night. The same low center will weaken slowly Sat and be 125 nm west of Sitka by Sunday morning. The associated front will pass over the southern panhandle Fri night and lift north Sat. Seas will build to 12 ft Sat and Sat night off the southern coast.

Overnight
ESE wind around 20 kt. Showers. Seas around 3 ft.
Saturday
SE wind 20 to 25 kt, with gusts as high as 30 kt. Showers. Seas around 3 ft.
Saturday Night
ESE wind around 25 kt, with gusts as high as 35 kt. Showers. Seas around 4 ft.
Sunday
ESE wind 5 to 10 kt becoming S in the afternoon. Rain. Seas around 2 ft.
Sunday Night
S wind 5 to 10 kt. Rain. Seas 1 to 2 ft.
Monday
SSE wind 5 to 10 kt. Rain likely. Seas around 2 ft.
Monday Night
SE wind 5 to 10 kt. A chance of rain. Seas around 2 ft.
Tuesday
SSE wind 5 to 10 kt. A chance of rain. Seas around 2 ft.
Tuesday Night
S wind around 10 kt. Rain likely. Seas 1 to 2 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.
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ABOUT THIS FORECAST

Point Forecast: 56.99°N 135.36°W
Last Update: 11:50 pm AKDT Jul 28, 2017
Forecast Valid: 4am AKDT Jul 29, 2017-6pm AKDT Aug 4, 2017
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