Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Cold Weather Advisory in effect from February 21, 01:00 AM PST until February 21, 09:00 AM PST

Current conditions at

LAS TRAMPAS (LTRC1)

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

47°F

8°C

Humidity	58%
Wind Speed	ESE 5 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Wind Chill	45°F (7°C)
Last update	20 Feb 12:28 PM PST

More Information:

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

Extended Forecast for

2 Miles NNW San Ramon CA

Cold Weather Advisory February 21, 01:00am until February 21, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

This Afternoon
High: 52 °F
Partly Sunny
Tonight
Low: 34 °F
Mostly Clear
then Areas
Frost
Saturday
High: 59 °F
Areas Frost
then Sunny
Saturday Night
Low: 42 °F
Partly Cloudy
then Slight
Chance Rain
Sunday
High: 65 °F
Slight Chance
Rain then
Partly Sunny
Sunday Night
Low: 44 °F
Mostly Cloudy
then Patchy
Fog
Monday
High: 67 °F
Patchy Fog
then Chance
Rain
Monday Night
Low: 52 °F
Rain
Tuesday
High: 61 °F
Rain

Detailed Forecast

This Afternoon

Partly sunny, with a high near 52. Light south wind.

Tonight

Areas of frost before 4am, then areas of frost after 5am. Otherwise, increasing clouds, with a low around 34. Light east southeast wind.

Saturday

Areas of frost between 7am and 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 59. East southeast wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 23 mph.

Saturday Night

A 10 percent chance of rain after 4am. Partly cloudy, with a low around 42. South southeast wind around 9 mph, with gusts as high as 23 mph.

Sunday

A 20 percent chance of rain before 10am. Partly sunny, with a high near 65. South wind 8 to 10 mph.

Sunday Night

Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 44.

Monday

A 30 percent chance of rain after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 67.

Monday Night

Rain, mainly after 10pm. Cloudy, with a low around 52.

Tuesday

Rain. Cloudy, with a high near 61.