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

Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Current conditions at

SIARD (SIAN2)

Lat: 40.39433°NLon: 117.62567°WElev: 4600.0ft.

NA

39°F

4°C

Humidity 87%
Wind Speed NNE 8 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 19 Nov 10:38 PM PST
Extended Forecast for

42 Miles SE Unionville NV

  • Tonight

    Tonight: A 30 percent chance of snow after 4am. Partly cloudy early, then becoming cloudy, with a low around 29. Southwest wind around 10 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow

  • Thursday

    Thursday: Snow likely, mainly after 10am. Cloudy, with a high near 33. Southwest wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 33 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Cloudy, then gradually becoming partly cloudy, with a low around 30. East wind around 10 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 35. Northeast wind around 10 mph.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. East wind around 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 36. East wind 5 to 10 mph becoming northwest in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of snow after 4am. Partly cloudy early, then becoming cloudy, with a low around 29. Southwest wind around 10 mph. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after 10am. Cloudy, with a high near 33. Southwest wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday Night
Cloudy, then gradually becoming partly cloudy, with a low around 30. East wind around 10 mph.
Friday
Mostly sunny, with a high near 35. Northeast wind around 10 mph.
Friday Night
Partly cloudy, with a low around 29. East wind around 10 mph.
Saturday
Mostly sunny, with a high near 36. East wind 5 to 10 mph becoming northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 37.
Sunday Night
Mostly clear, with a low around 31.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
42 Miles SE Unionville NV
 40.03°N 117.54°W (Elev. 7513 ft)
Last Update:
9:15 pm PST Nov 19, 2025
Forecast Valid:
11pm PST Nov 19, 2025-6pm PST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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