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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Ogallala, Searle Field Airport (KOGA)

Lat: 41.12°NLon: 101.77°WElev: 3278ft.

Light Rain

62°F

17°C

Humidity 98%
Wind Speed E 9 mph
Barometer 30.25 in
Dewpoint 62°F (17°C)
Visibility 0.25 mi
Last update 17 Sep 7:35 am MDT
Extended Forecast for

Lewellen NE

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 80. Breezy, with an east southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Areas Fog
    then Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm. Low around 60. East wind 10 to 15 mph becoming west northwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    Low: 60 °F

    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. West northwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming north northwest in the evening. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 53. Chance of precipitation is 100%.

    Low: 53 °F

    Heavy Rain

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers after noon. Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 80. Breezy, with an east southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms, mainly before 10pm. Low around 60. East wind 10 to 15 mph becoming west northwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 84. West northwest wind 5 to 10 mph becoming northeast in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming north northwest in the evening. Chance of precipitation is 50%.
Saturday
A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 53. Chance of precipitation is 100%.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 49.
Monday
A slight chance of showers after noon. Mostly sunny, with a high near 73.
Monday Night
A chance of showers, mainly after midnight. Partly cloudy, with a low around 50.
Tuesday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 72.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewellen NE
 41.34°N 102.14°W
Last Update:
5:32 am MDT Sep 17, 2026
Forecast Valid:
7am MDT Sep 17, 2026-6pm MDT Sep 23, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation