Strong System To Move Through East; Very Unsettled Hawaii and Alaska
A strong cold front will sweep through the East on Monday with lake effect snow, high winds and strong to severe thunderstorms. Meanwhile, a powerful Kona low will produce multiple hazards across Hawaii, including heavy rain and potential catastrophic flooding. Finally, a winter storm is impacting Alaska as blizzard and winter storm warnings are in effect for much of western and southern Alaska.
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Hazardous Weather Conditions
For More Weather Information:
Today
S 30kt
6-8ft
Gale WarningTonight
S 20kt
5-6ft
Gale WarningTuesday
SSE 6kt
4-5ftTuesday
Night
E 6kt
4ftWednesday
E 11kt
3ftWednesday
Night
E 15kt
3ftThursday
E 14kt
3ftThursday
Night
E 15kt
3ftFriday
E 14kt
3ft
High and low forecast temperature values represent air temperature.
Associated Zone Forecast which includes this point
Last Update: 4:09 am HST Dec 6, 2021
Forecast Valid: 6am HST Dec 6, 2021-6pm HST Dec 12, 2021
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Detailed Forecast
...GALE WARNING IN EFFECT THROUGH LATE THIS AFTERNOON...
Synopsis: PHZ100-070230-
405 AM HST Mon Dec 6 2021
.Synopsis for Hawaiian coastal waters...
A slow moving kona low west northwest of Kauai is producing a
convergence band of heavy showers, isolated thunderstorms, and
strong and gusty winds over the majority of the local waters
today. The low will move westward over the next couple of days and
the convergence band will gradually drift westward across much of
the island chain through Tuesday. High pressure building northeast
of the area will reinstate moderate to fresh trade winds.
$$
Today
S wind 20 to 30 kt, with gusts as high as 39 kt. Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. NNW swell 7 ft at 13 seconds. Waves 6 to 8 ft.
Tonight
S wind 15 to 20 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 26 kt. Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. Mixed swell...NNW 6 ft at 13 seconds and W 1 ft at 9 seconds. Waves 5 to 6 ft.
Tuesday
SSE wind around 6 kt becoming ESE in the afternoon. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mixed swell...NNW 4 ft at 12 seconds and W 1 ft at 8 seconds. Waves 4 to 5 ft.
Tuesday Night
E wind around 6 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mixed swell...NNW 3 ft and W 1 ft. Waves around 4 ft.
Wednesday
E wind 9 to 11 kt. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mixed swell...S 2 to 3 ft and W 1 ft. Waves around 3 ft.
Wednesday Night
E wind 13 to 15 kt. Scattered showers, mainly before 1am. S swell 2 ft. Waves around 3 ft.
Thursday
E wind 12 to 14 kt. Isolated showers before 7am. S swell 2 ft. Waves around 3 ft.
Thursday Night
E wind 13 to 15 kt. Isolated showers. N swell 2 ft. Waves around 3 ft.
Friday
E wind around 14 kt. Isolated showers. N swell 2 ft. Waves around 3 ft.
*Notices:
- 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.
Additional Forecasts and Information
ABOUT THIS FORECAST
| Point Forecast: | 21.61°N 158.13°W |
| Last Update: | 4:09 am HST Dec 6, 2021 |
| Forecast Valid: | 6am HST Dec 6, 2021-6pm HST Dec 12, 2021 |
| Forecast Discussion | |
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RADAR & SATELLITE IMAGES
