MountainSwitch

Lake Arrowhead

Road open

Last checked 1 min ago

Moderate

Heat Advisory

Heat Advisory issued August 21 at 9:35PM PDT until August 24 at 8:00PM PDT by NWS San Diego CA

Effective
Aug 21, 9:35 PM PDT
Ends
Aug 24, 8:00 PM PDT
Area
San Bernardino County Mountains
What
Temperatures 86 to 95 degrees expected.
Where
San Bernardino County Mountains below 6000 ft.
When
From 10 AM Saturday to 8 PM PDT Monday.
Impacts
Hot temperatures may cause heat illnesses.

What to do

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Weather outlook

Lake Arrowhead, CA · As of

Temperature unit

Now

70°

Next high
83°
Low
69°
Precip
1%
Wind
S 1 mph

Humidity 29%

Mostly Clear

Tonight

69° · Mostly Clear · S 5 mph

Next 24 hours

  1. Now

    70°

  2. 1 AM

    70°

  3. 2 AM

    70°

  4. 3 AM

    70°

  5. 4 AM

    70°

  6. 5 AM

    70°

  7. 6 AM

    69°

  8. 6:15 AM

    Sunrise

  9. 7 AM

    69°

  10. 8 AM

    72°

  11. 9 AM

    77°

  12. 10 AM

    80°

  13. 11 AM

    81°

  14. 12 PM

    82°

  15. 1 PM

    82°

  16. 2 PM

    83°

  17. 3 PM

    82°

  18. 4 PM

    82°

  19. 5 PM

    80°

  20. 6 PM

    78°

  21. 7 PM

    74°

  22. 7:27 PM

    Sunset

  23. 8 PM

    72°

  24. 9 PM

    72°

  25. 10 PM

    71°

  26. 11 PM

    70°

Next 6 days

Sunday

Sunny

High 83° Low 68°

Precip
0%
Wind
S 5 to 10 mph

Monday

Sunny

High 82° Low 68°

Precip
0%
Wind
S 5 to 10 mph

Tuesday

Sunny

High 84° Low 69°

Precip
2%
Wind
NW 5 mph

Wednesday

Sunny

High 85° Low 69°

Precip
2%
Wind
NW 5 to 10 mph

Thursday

Sunny

High 85° Low 69°

Precip
1%
Wind
SW 5 to 10 mph

Friday

Mostly Sunny

High 85°

Precip
2%
Wind
S 5 to 10 mph

Weather info

Area
Lake Arrowhead
Source
National Weather Service
Technical details
Forecast details
Source National Weather Service forecast
Latest successful check
Forecast snapshot fetched
Regular forecast fetched
Hourly forecast fetched
Forecast issued NWS SGX
Alerts
Source National Weather Service active alerts
Latest successful check
Alert snapshot time NWS active-alert snapshot time
Current observation
Source National Weather Service current observations
Latest successful check
Status Observation active
Current reading 70° Humidity 29%Wind S 1 mph
Station FW0025 Lake Arrowhead South CA US (F0025)
Coordinates 34.237, -117.178
Elevation 5,815 ft
Observed
Observation snapshot fetched
Latest fetch attempt
Open weather.gov →

Current observations, forecast, and alert information is provided by the U.S. National Weather Service (weather.gov). Weather information is not a road-condition source. For current closures, chain controls, and access status, see Road access.