National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

HAWKEYE (HWKC1)

Lat: 38.73509°NLon: 122.83706°WElev: 2024.0ft.

NA

73°F

23°C

Humidity 18%
Wind Speed N 10 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 18 Mar 01:56 AM PDT
Extended Forecast for

6 Miles NNW Calistoga CA

Heat Advisory March 18, 03:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 03:00am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. North northeast wind 5 to 7 mph becoming south southwest in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 65. West wind around 7 mph becoming north after midnight.

    Low: 65 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. North wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. West wind 6 to 8 mph becoming north after midnight.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Overnight
Clear, with a steady temperature around 76. North wind around 7 mph.
Wednesday
Sunny, with a high near 83. North northeast wind 5 to 7 mph becoming south southwest in the afternoon.
Wednesday Night
Clear, with a low around 65. West wind around 7 mph becoming north after midnight.
Thursday
Sunny, with a high near 85. North wind 5 to 7 mph becoming west northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 66. West wind 6 to 8 mph becoming north after midnight.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
A slight chance of rain. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Calistoga CA
 38.65°N 122.61°W (Elev. 2198 ft)
Last Update:
1:59 am PDT Mar 18, 2026
Forecast Valid:
3am PDT Mar 18, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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