Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

070W10895RWS1RP1 at Canyon Creek Rd (CO099)

Lat: 39.5739°NLon: 107.45295°WElev: 5679.0ft.

NA

72°F

22°C

Humidity 27%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Last update 23 May 06:03 PM MDT
Extended Forecast for

New Castle CO

  • Tonight

    Tonight: Partly cloudy, with a low around 43. West wind 5 to 10 mph becoming east after midnight.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Northwest wind 5 to 10 mph becoming east in the evening.

    Low: 46 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. East wind around 5 mph becoming southwest in the afternoon.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. South southwest wind around 5 mph becoming east after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 76. Chance of precipitation is 90%.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. West wind 5 to 10 mph becoming east after midnight.
Sunday
Mostly sunny, with a high near 82. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 46. Northwest wind 5 to 10 mph becoming east in the evening.
Memorial Day
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. East wind around 5 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 47. South southwest wind around 5 mph becoming east after midnight.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 76. Chance of precipitation is 90%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle CO
 39.59°N 107.53°W (Elev. 5935 ft)
4:36 pm MDT May 23, 2026
6pm MDT May 23, 2026-6pm MDT May 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database