Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

MANZANITA LAKE (VIOC1)

Lat: 40.54011° N Lon: 121.58016° W Elev: 5732.0 ft.

NA

55°F

13°C

Humidity 46%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 24 Jul 09:52 PM PDT
Detailed forecast for

Lassen Volcanic National Park

Tonight
Mostly clear. Lows 46 to 53. South winds up to 10 mph. Gusts up to 25 mph in the evening.
Saturday
Mostly sunny. Highs 67 to 77. Southwest winds up to 15 mph with gusts to around 30 mph.
Saturday Night
Clear. Lows 44 to 52. South winds up to 10 mph. Gusts up to 25 mph in the evening.
Sunday
Sunny. Highs 66 to 76. Southwest winds up to 10 mph. Gusts up to 20 mph in the afternoon.
Sunday Night
Clear. Lows 43 to 51. Southwest winds up to 10 mph. Gusts up to 20 mph in the evening.
Monday
Sunny. Highs 67 to 77.
Monday Night
Clear. Lows 44 to 52.
Tuesday Through Friday
Clear. Highs 71 to 81. Lows 45 to 55.



Basemap Options
Click map to change the forecast location
Loading map...
800 PM PDT Fri Jul 24 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database