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.
Hazardous Weather Conditions
21NM N Oakland CA
Marine Point Forecast [NOTICE]
- SynopsisA WEAK SURFACE PRESSURE GRADIENT WILL MAINTAIN GENERALLY LIGHT TO
MODERATE WINDS ACROSS THE COASTAL WATERS THROUGH MUCH OF THE
FORECAST PERIOD. THE STRONGEST WINDS ARE EXPECTED OVER THE
NORTHERN WATERS. A MIXED SWELL FEATURING A MODERATE PERIOD
SOUTHERLY COMPONENT WILL CONTINUE INTO EARLY NEXT WEEK.
- Today WSW wind 8 to 16 kt. Sunny.
- Tonight WSW wind 15 to 17 kt. Mostly clear.
- Sunday WSW wind 14 to 17 kt. Sunny.
- Sunday Night SW wind 14 to 19 kt. Mostly clear.
- Monday WSW wind 13 to 17 kt. Sunny.
- Monday Night NW wind 10 to 15 kt becoming W in the evening. Mostly clear.
- Tuesday Variable winds 5 kt or less. Sunny.
- Tuesday Night WSW wind 8 to 15 kt. Mostly clear.
- Wednesday Variable winds 5 kt or less. Sunny.
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