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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >
Hazardous Weather Conditions
Current conditions at
San Jose / Reid / Hillv (KRHV)
Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.
Partly Cloudy
48°F
9°C
| Humidity | 66% |
| Wind Speed | NW 12 MPH |
| Barometer | 29.89 in (1012.19 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 19 Feb 07:47 PM PST |
Extended Forecast for
Mount Hamilton CA
Extreme Cold Warning February 20, 01:00am until February 20, 09:00am
Tonight
Low: 29 °F
Frost
Friday
High: 42 °F
Partly Sunny
Friday Night
Low: 32 °F
Frost
Saturday
High: 48 °F
Mostly Sunny
Saturday Night
Low: 39 °F
Partly Cloudy
then Slight
Chance RainSunday
High: 56 °F
Slight Chance
Rain then
Mostly SunnySunday Night
Low: 46 °F
Slight Chance
RainMonday
High: 59 °F
Chance Rain
Monday Night
Low: 50 °F
Rain
Detailed Forecast
Tonight
Widespread frost between 11pm and 3am. Otherwise, partly cloudy, with a low around 29. West northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Friday
Partly sunny, with a high near 42. West wind 3 to 5 mph.
Friday Night
Widespread frost, mainly between 10pm and 2am. Otherwise, mostly clear, with a low around 32. East southeast wind 3 to 7 mph.
Saturday
Mostly sunny, with a high near 48. South wind 10 to 13 mph, with gusts as high as 24 mph.
Saturday Night
A 10 percent chance of rain after 4am. Partly cloudy, with a low around 39. South southeast wind around 15 mph, with gusts as high as 24 mph.
Sunday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 56. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain, mainly after 10am. Partly sunny, with a high near 59.
Monday Night
Rain, mainly after 10pm. Mostly cloudy, with a low around 50.
Tuesday
Rain. Mostly cloudy, with a high near 55.
Tuesday Night
Rain likely. Cloudy, with a low around 49.
Wednesday
Rain likely. Mostly cloudy, with a high near 57.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Thursday
A slight chance of rain. Mostly sunny, with a high near 59.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mount Hamilton CA
37.35°N 121.64°W (Elev. 2398 ft)
37.35°N 121.64°W (Elev. 2398 ft)
8:22 pm PST Feb 19, 2026
9pm PST Feb 19, 2026-6pm PST Feb 26, 2026
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