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

Heavy Rain in the Ohio and Tennessee Valleys; Watching for Tropical Cyclone Development in the Atlantic

Heavy to excessive rainfall may bring areas of flash and urban flooding over portions of the Ohio and Tennessee Valleys. Two tropical waves in the Atlantic are being monitored for tropical cyclone formation within the next few days. One tropical wave will bring periods of heavy rain, thunderstorms, flood risk, and landslides to Puerto Rico and the US Virgin Islands through Friday morning. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

85°F

29°C

Humidity 10%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Heat Index82°F (28°C)
Last update 24 Sep 01:38 PM PDT
Extended Forecast for

19 Miles SE Unionville NV

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. Northwest wind around 5 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Northeast wind 5 to 10 mph becoming southeast after midnight.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 69. Southwest wind 5 to 10 mph.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 53. South wind 5 to 10 mph becoming northeast after midnight.

    Low: 53 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 70. North wind 5 to 10 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52. North wind 10 to 15 mph.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 11am. Mostly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 72. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 57. Northeast wind 5 to 10 mph becoming southeast after midnight.
Thursday
Partly sunny, with a high near 69. Southwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 53. South wind 5 to 10 mph becoming northeast after midnight.
Friday
Sunny, with a high near 70. North wind 5 to 10 mph.
Friday Night
Clear, with a low around 52. North wind 10 to 15 mph.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
A slight chance of showers after 11am. Mostly sunny, with a high near 66.
Sunday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 52.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 59.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers. Snow level 10200 feet. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SE Unionville NV
 40.29°N 117.83°W (Elev. 7169 ft)
Last Update:
2:15 pm PDT Sep 24, 2025
Forecast Valid:
2pm PDT Sep 24, 2025-6pm PDT Sep 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation