Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Hazardous Weather Conditions

Extreme Cold Warning in effect from February 20, 01:00 AM PST until February 20, 09:00 AM PST

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

46°F

8°C

Humidity	66%
Wind Speed	NW 5 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Wind Chill	44°F (7°C)
Last update	19 Feb 04:28 PM PST

More Information:

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

Extended Forecast for

Walnut Creek CA

Extreme Cold Warning February 20, 01:00am until February 20, 09:00am

Click here for hazard details and duration

Extreme Cold Warning

Tonight
Low: 34 °F
Clear then
Areas Frost
Friday
High: 53 °F
Areas Frost
then Partly
Sunny
Friday Night
Low: 35 °F
Partly Cloudy
then Patchy
Frost
Saturday
High: 59 °F
Areas Frost
then Slight
Chance Rain
Saturday Night
Low: 46 °F
Chance Rain
Sunday
High: 65 °F
Chance Rain
Sunday Night
Low: 50 °F
Chance Rain
Monday
High: 66 °F
Rain Likely
Monday Night
Low: 53 °F
Rain

Detailed Forecast

Tonight

Areas of frost after 2am. Otherwise, mostly clear, with a low around 34. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.

Friday

Areas of frost before 9am. Otherwise, partly sunny, with a high near 53. Light and variable wind.

Friday Night

Patchy frost after 5am. Otherwise, partly cloudy, with a low around 35. Light east southeast wind.

Saturday

A 10 percent chance of rain after 4pm. Areas of frost before 7am. Otherwise, partly sunny, with a high near 59. East wind 5 to 9 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

Saturday Night

A 30 percent chance of rain, mainly after 10pm. Partly cloudy, with a low around 46. South southeast wind around 9 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

Sunday

A 40 percent chance of rain. Partly sunny, with a high near 65. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

A 40 percent chance of rain. Mostly cloudy, with a low around 50.

Monday

Rain likely, mainly after 4pm. Mostly cloudy, with a high near 66.

Monday Night

Rain. Mostly cloudy, with a low around 53.

Tuesday

Rain. Cloudy, with a high near 61.

Tuesday Night

Rain. Cloudy, with a low around 50.