Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

CASTLE ROCK (TR950)

Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.

48°F

9°C

Humidity	100%
Wind Speed	ESE 1 MPH
Barometer	NA
Dewpoint	48°F (9°C)
Visibility	NA
Last update	08 Dec 03:09 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

12 Miles SSW Mossyrock WA

Flood Watch December 8, 10:00am until December 12, 04:00am

Wind Advisory December 8, 07:00am until December 9, 04:00am

Click here for hazard details and duration

Flood Watch

Wind Advisory

Overnight
Low: 46 °F
Chance Rain
Monday
High: 53 °F
Heavy Rain
Monday Night
Low: 43 °F
Heavy Rain
Tuesday
High: 53 °F
Rain
Tuesday Night
Low: 47 °F
Rain
Wednesday
High: 52 °F
Rain
Wednesday Night
Low: 51 °F
Rain
Thursday
High: 53 °F
Rain
Thursday Night
Low: 49 °F
Rain Likely

Detailed Forecast

Overnight

A slight chance of rain before 4am, then a chance of rain after 5am. Cloudy, with a low around 46. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Rain. The rain could be heavy at times. High near 53. South wind 8 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Monday Night

Rain. The rain could be heavy at times. Low around 43. South southwest wind 6 to 14 mph becoming north northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tuesday

Rain. High near 53. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Tuesday Night

Rain. Low around 47. Southwest wind 6 to 8 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Wednesday

Rain. High near 52. Chance of precipitation is 100%.

Wednesday Night

Rain. Low around 51. Chance of precipitation is 90%.

Thursday

Rain. Cloudy, with a high near 53.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 49.

Friday

A chance of rain. Mostly cloudy, with a high near 54.

Friday Night

A slight chance of rain. Mostly cloudy, with a low around 44.