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Areas of Excessive Rainfall and Extreme Heat; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Cambridge Municipal Airport (KCSB)

Lat: 40.31°NLon: 100.16°WElev: 2414ft.

Fog

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 61°F (16°C)
Visibility 0.15 mi
Last update 12 Aug 6:35 am CDT
Extended Forecast for

Arapahoe NE

Dense Fog Advisory until August 12, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until August 12, 10:00am

    NOW until 10:00am Tue

    Dense Fog Advisory

  • Today

    High: 86 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. East northeast wind around 5 mph becoming southeast after midnight.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. South southeast wind around 10 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the morning.
Tonight
Mostly clear, with a low around 62. East northeast wind around 5 mph becoming southeast after midnight.
Wednesday
Sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 68. South southeast wind around 10 mph, with gusts as high as 25 mph.
Thursday
Sunny and hot, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Mostly sunny and hot, with a high near 100.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny and hot, with a high near 97.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 94.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 67.
Monday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe NE
 40.3°N 99.9°W (Elev. 2175 ft)
Last Update:
6:01 am CDT Aug 12, 2025
Forecast Valid:
6am CDT Aug 12, 2025-6pm CDT Aug 18, 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