Heavy Rains and Catastrophic Flooding Possible in Hawaii
A kona low will continue to bring heavy rain to Hawaii bringing flooding and flash flooding, landslides, road closures, and low visibility with high rainfall rates expected. Lake effect snow is expected downwind from the Great Lakes. Blizzard conditions are expected in the southeast Alaska.
Hazardous Weather Conditions
High and low forecast temperature values represent air temperature.
Last Update: 7:15 am EST Dec 7, 2021
Forecast Valid: 10am EST Dec 7, 2021-6pm EST Dec 13, 2021
Gulf Stream Hazards...None.
The approximate location of the west wall of the Gulf Stream as of Dec 07, 2021 at 12 UTC...
17 nautical miles east northeast of Fowey Rocks. 18 nautical miles east northeast of Port Everglades. 10 nautical miles east of Lake Worth. 6 nautical miles east southeast of Jupiter Inlet.
This data courtesy of the Naval Oceanographic Office.
- 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.