Unsettled Across the West; Increasingly Rainy with a Few Storms in the South

A frontal system will bring heavy precipitation, including mountain snowfall to much of the Pacific Northwest, northern California, and portions of the Rockies through Tuesday. Elsewhere, wet weather will return to much of the South with locally heavy rainfall; a few strong to severe thunderstorms will also be possible in this region by Tuesday.
Read More...

Last Update: 930 AM HST Mon Dec 18 2017

View Nearby Observations

For More Weather Information:

Honolulu, HI Local Forecast Office

34NM WSW Kekaha HI

Marine Zone Forecast


Synopsis: PHZ100-190830- 930 AM HST Mon Dec 18 2017 .Synopsis for Hawaiian coastal waters... A weak trough will develop over the eastern end of the island chain later today and tonight as a cold front approaches. The cold front will reach the Kauai waters late Tuesday into Tuesday night, then continue down the island chain through midweek. Another cold front will approach the islands Thursday through Friday. $$

Rest Of Today
Winds variable less than 10 knots. Wind waves 3 feet. Northwest swell 6 feet. Isolated showers.
Tonight
Winds variable less than 10 knots becoming north 10 knots after midnight. Wind waves 3 feet in the evening then 2 feet or less. Northwest swell 8 feet. Isolated showers.
Tuesday
Northeast winds 10 knots rising to 20 knots in the afternoon. Wind waves 2 feet or less. North swell 8 feet. Isolated showers in the morning, then scattered showers in the afternoon.
Tuesday Night
Northeast winds 15 knots. Wind waves 2 feet or less then 4 feet after midnight. North swell 8 feet. Scattered showers.
Wednesday
North winds 15 knots. Wind waves 4 feet. North swell 9 feet. Scattered showers.
Wednesday Night
North winds 15 knots. Wind waves 4 feet. North swell 8 feet. Scattered showers.
Thursday
North winds 10 knots. Wind waves 3 to 4 feet. North swell 6 to 8 feet. Scattered showers.
Friday
North winds 10 knots. Wind waves 2 feet or less. North swell 5 to 6 feet. Scattered showers.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 930 AM HST Mon Dec 18 2017
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data