Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Heat Advisory until March 20, 08:00 PM PDT

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Clear

76°F

24°C

Humidity	52%
Wind Speed	NNE 3 MPH
Barometer	30.02 in (1016.59 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	18 Mar 02:56 PM PDT

More Information:

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

Extended Forecast for

San Mateo CA

Heat Advisory March 18, 03:12pm until March 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory March 18, 03:12pm until March 20, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
Tonight
Low: 59 °F
Clear
Thursday
High: 91 °F
Sunny
Thursday Night
Low: 60 °F
Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 57 °F
Mostly Clear
Saturday
High: 78 °F
Mostly Sunny
Saturday Night
Low: 50 °F
Partly Cloudy
Sunday
High: 75 °F
Sunny