Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

62°F

17°C

Humidity 83%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 13 Aug 08:38 AM PDT
Extended Forecast for

17 Miles E Unionville NV

Flood Watch August 13, 01:00pm until August 13, 09:00pm
Click here for hazard details and duration
Flood Watch
  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 66. Southwest wind around 10 mph.  Chance of precipitation is 70%.

    High: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 53. West wind 10 to 15 mph.  Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 69. Southwest wind 5 to 10 mph.

    High: 69 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers.  Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Southwest wind 5 to 10 mph becoming northeast after midnight.  Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 71. East wind 5 to 15 mph becoming southwest in the afternoon.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. Southwest wind 5 to 15 mph becoming north after midnight.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 66. Southwest wind around 10 mph. Chance of precipitation is 70%.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 53. West wind 10 to 15 mph. Chance of precipitation is 70%.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 69. Southwest wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Southwest wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 71. East wind 5 to 15 mph becoming southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 57. Southwest wind 5 to 15 mph becoming north after midnight.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles E Unionville NV
 40.42°N 117.8°W (Elev. 7169 ft)
4:30 am PDT Aug 13, 2026
9am PDT Aug 13, 2026-6pm PDT Aug 19, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database