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

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. 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.

36°F

2°C

Humidity	100%
Wind Speed	S 17 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Wind Chill	26°F (-3°C)
Last update	19 Feb 05:28 AM 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

Overnight
Low: 43 °F
Rain
Thursday
High: 52 °F
Rain then
Chance Rain
Thursday Night
Low: 33 °F
Mostly Clear
then Patchy
Frost
Friday
High: 53 °F
Areas Frost
then Partly
Sunny
Friday Night
Low: 35 °F
Partly Cloudy
then Patchy
Frost
Saturday
High: 58 °F
Mostly Cloudy
then Slight
Chance Rain
Saturday Night
Low: 46 °F
Chance Rain
Sunday
High: 63 °F
Chance Rain
Sunday Night
Low: 51 °F
Chance Rain

Detailed Forecast

Overnight

Rain. Steady temperature around 43. South wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

Rain, mainly before 1pm. High near 52. West wind 11 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Patchy frost after 1am. Otherwise, mostly clear, with a low around 33. West northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.

Friday

Areas of frost before 7am. Otherwise, partly sunny, with a high near 53. Light east wind.

Friday Night

Patchy frost after midnight. Otherwise, partly cloudy, with a low around 35. Calm wind.

Saturday

A 10 percent chance of rain after 4pm. Partly sunny, with a high near 58.

Saturday Night

A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 46.

Sunday

A chance of rain. Mostly cloudy, with a high near 63.

Sunday Night

A chance of rain. Mostly cloudy, with a low around 51.