Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

San Luis Reservoir (SLRCA)

Lat: 37.06°NLon: 121.07°WElev: 266.0ft.

NA

71°F

22°C

Humidity	55%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	54°F (12°C)
Visibility	NA
Last update	21 Mar 10:57 PM PDT

More Information:

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

Extended Forecast for

12 Miles WNW Los Banos CA

Tonight
Low: 55 °F
Mostly Clear
Sunday
High: 86 °F
Sunny
Sunday Night
Low: 54 °F
Mostly Clear
Monday
High: 85 °F
Sunny
Monday Night
Low: 55 °F
Mostly Clear
Tuesday
High: 88 °F
Sunny
Tuesday Night
Low: 55 °F
Mostly Clear
Wednesday
High: 84 °F
Sunny
Wednesday Night
Low: 53 °F
Mostly Clear

Detailed Forecast

Tonight

Mostly clear, with a low around 55. West wind 5 to 10 mph.

Sunday

Sunny, with a high near 86. West wind around 5 mph becoming north northeast in the morning.

Sunday Night

Mostly clear, with a low around 54. West wind around 5 mph.

Monday

Sunny, with a high near 85. Northwest wind around 5 mph.

Monday Night

Mostly clear, with a low around 55. North northwest wind around 5 mph becoming west in the evening.

Tuesday

Sunny, with a high near 88. West wind around 5 mph becoming north in the morning.

Tuesday Night

Mostly clear, with a low around 55. North northwest wind 5 to 10 mph becoming west southwest after midnight. Winds could gust as high as 15 mph.

Wednesday

Sunny, with a high near 84. West wind 5 to 10 mph becoming north northwest in the morning.

Wednesday Night

Mostly clear, with a low around 53. North northwest wind around 10 mph becoming west southwest in the evening. Winds could gust as high as 15 mph.

Thursday

Mostly sunny, with a high near 82. West wind 5 to 10 mph becoming north in the morning. Winds could gust as high as 15 mph.

Thursday Night

Mostly cloudy, with a low around 55. North northwest wind 5 to 10 mph becoming west southwest in the evening. Winds could gust as high as 15 mph.

Friday

Partly sunny, with a high near 82. West wind around 5 mph becoming north in the morning.

Friday Night

Mostly cloudy, with a low around 55. Northwest wind around 5 mph becoming west southwest in the evening.

Saturday

Mostly sunny, with a high near 82. West wind around 5 mph.

Additional Forecasts and Information

Zone Area Forecast for West Side Mountains north of 198, CA

Basemap Options

Click map to change the forecast location

Loading map...

ABOUT THIS FORECAST

Point Forecast:

12 Miles WNW Los Banos CA
37.1°N 121.04°W (Elev. 184 ft)

10:56 pm PDT Mar 21, 2026

Forecast Valid:

11pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026

Forecast Discussion

Additional Resources

Radar & Satellite Image

Link to Local Radar Data

Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation