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

Heavy Rainfall in the Southern Plains, Carolinas and Florida; Heat in the West and Northeast

Heavy to excessive rainfall over parts of the southern Plains, Florida Panhandle, and coastal Carolinas may bring areas of flooding today. Hot to extremely hot temperatures are in place through early this week across much of the western U.S. and northern New England. Read More >

Hazardous Weather Conditions

Current conditions at

DW5434 Heppner (D5434)

Lat: 45.24967°NLon: 119.73117°WElev: 2600.0ft.

NA

85°F

29°C

Humidity 29%
Wind Speed NE 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 49°F (9°C)
Visibility NA
Heat Index83°F (28°C)
Last update 11 Aug 09:45 AM PDT
Extended Forecast for

Lexington OR

Extreme Heat Warning August 11, 10:07am until August 12, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 11, 10:07am until August 12, 10:00pm

    NOW until 10:00pm Tue

    Extreme Heat Warning

  • Today

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 70. North wind 6 to 8 mph becoming south after midnight.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. South wind 6 to 10 mph becoming north in the morning.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 70. Northwest wind around 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 70 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. West wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Breezy.

    Low: 59 °F

    Clear and
    Breezy then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 99. North wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 70. North wind 6 to 8 mph becoming south after midnight.
Tuesday
Sunny and hot, with a high near 99. South wind 6 to 10 mph becoming north in the morning.
Tuesday Night
Clear, with a low around 70. Northwest wind around 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 91. West wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
Mostly clear, with a low around 59. Breezy.
Thursday
Sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 81.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 59.
Saturday
A slight chance of showers. Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lexington OR
 45.44°N 119.67°W (Elev. 1598 ft)
Last Update:
9:45 am PDT Aug 11, 2025
Forecast Valid:
10am PDT Aug 11, 2025-6pm PDT Aug 17, 2025
 
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