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

Heavy Rainfall Across South Texas; Heat in the West

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and Lower Mississippi River Valley through Thursday. Hot temperatures will persist over central and northern California and the Pacific Northwest through today. Read More >

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.

Clear

56°F

13°C

Humidity 57%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 16 Jun 05:53 AM PDT
Extended Forecast for

17 Miles NNE Weed CA

Heat Advisory June 16, 06:09am until June 16, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 16, 06:09am until June 16, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • Today

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 52. West northwest wind 6 to 11 mph becoming south in the evening.

    Low: 52 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. North northeast wind 6 to 8 mph becoming west southwest in the morning.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. West northwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 87. East southeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain before 11pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Today
Sunny, with a high near 87. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Tonight
Clear, with a low around 52. West northwest wind 6 to 11 mph becoming south in the evening.
Wednesday
Sunny, with a high near 86. North northeast wind 6 to 8 mph becoming west southwest in the morning.
Wednesday Night
Partly cloudy, with a low around 53. West northwest wind 5 to 10 mph becoming northeast after midnight.
Thursday
Mostly sunny, with a high near 87. East southeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 54.
Juneteenth
A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 78.
Friday Night
A chance of rain before 11pm. Partly cloudy, with a low around 48.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 81.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNE Weed CA
 41.61°N 122.2°W (Elev. 4941 ft)
Last Update:
4:40 am PDT Jun 16, 2026
Forecast Valid:
6am PDT Jun 16, 2026-6pm PDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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