National Weather Service United States Department of Commerce

Heavy rain possible for the northern Rockies & Plains; severe storms for the Northern Plains

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, with locally heavy rainfall, to the northern Rockies and northern Plains. Isolated flash floods will be possible in these areas. Some storms could become severe in parts of the Dakotas into Minnesota, with large hail and damaging winds. In addition, temperatures will be 10 to 20 degrees below average.
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23NM WNW Petersburg AK

Marine Point Forecast [NOTICE]

Today

Scattered Showers

Light Wind
< 1ft

High: 65 °F

Tonight

Patchy Fog

Light Wind
< 1ft

Low: 50 °F

Sunday

Chance Rain

Light Wind
< 1ft

High: 66 °F

Sunday
Night

Rain

SE 10kt
< 1ft

Low: 52 °F

Monday

Rain Likely

SE 10kt
< 1ft

High: 64 °F

Monday
Night

Rain Likely

SE 10kt
< 1ft

Low: 54 °F

Tuesday

Chance Rain

Light Wind
< 1ft

High: 63 °F

Tuesday
Night

Chance Rain

SE 10kt
< 1ft

Low: 51 °F

Wednesday

Chance Rain

Light Wind
< 1ft

High: 62 °F

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:52 am AKDT Aug 23, 2014
Forecast Valid: 10am AKDT Aug 23, 2014-6pm AKDT Aug 29, 2014

View Nearby Observations

Detailed Forecast

WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WINDWAVE AND SWELL HEIGHT.

  • SynopsisA WEAK TROUGH OVER THE CENTRAL PANHANDLE WILL SHIFT SE OF THE AREA THROUGH SAT AFTERNOON. A RIDGE OF HIGH PRESSURE WILL REBUILD OVER THE EASTERN GULF BEHIND THE TROUGH THEN OVER THE PANHANDLE BY SUN. A FRONT THEN MOVES INTO THE EASTERN GULF FROM THE WEST SUN.
  • Today Variable winds 5 kt or less. Scattered showers. Seas 1 ft or less.
  • Tonight Variable winds 5 kt or less. Patchy fog after 1am. Seas 1 ft or less.
  • Sunday Variable winds 5 kt or less. A chance of rain, mainly after 1pm. Patchy fog before 7am. Seas 1 ft or less.
  • Sunday Night SE wind 5 to 10 kt. Rain, mainly after 7pm. Seas 1 ft or less.
  • Monday SE wind around 10 kt. Rain likely, mainly after 1pm. Seas 1 ft or less.
  • Monday Night SE wind 5 to 10 kt. Rain likely. Seas 1 ft or less.
  • Tuesday Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
  • Tuesday Night SE wind 5 to 10 kt. A chance of rain. Seas 1 ft or less.
  • Wednesday Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
*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.