Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Current conditions at

BLACKROCK (BKRC1)

Lat: 36.09345° N Lon: 118.26108° W Elev: 8114.0 ft.

NA

65°F

18°C

Humidity 15%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 20 Sep 03:52 PM PDT
Detailed forecast for

South End of the Upper Sierra

Tonight
Mostly cloudy. A 20 percent chance of rain late in the night. Lows 44 to 58. South winds up to 5 mph shifting to the northeast after midnight. Gusts up to 20 mph.
Monday
Partly sunny. Slight chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 58 to 74. Southeast winds up to 10 mph with gusts to around 25 mph. Chance of precipitation 50 percent.
Monday Night
Colder. Mostly clear. A 50 percent chance of rain in the evening. Lows 39 to 53. North winds up to 10 mph with gusts to around 25 mph.
Tuesday
Sunny. Highs 61 to 75. North winds up to 10 mph shifting to the southeast in the afternoon. Gusts up to 25 mph.
Tuesday Night
Mostly clear. Lows 43 to 59. Southwest winds up to 5 mph shifting to the north after midnight. Gusts up to 25 mph.
Wednesday
Warmer, sunny. Highs 65 to 81.
Wednesday Night Through Sunday
Mostly clear. Lows 41 to 61. Highs 61 to 81.



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310 PM PDT Sun Sep 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database