Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Overcast

36°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 19 May 5:15 am MDT
Extended Forecast for

Blue Valley CO

  • Overnight

    Overnight: A 30 percent chance of snow showers.  Patchy fog.  Otherwise, cloudy, with a steady temperature around 24. Calm wind.  Total nighttime snow accumulation of less than one inch possible.

    Low: 24 °F

    Chance Snow
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Snow showers likely, mainly after 3pm. Some thunder is also possible.  Patchy fog before 9am.  Otherwise, cloudy, with a high near 33. Light southeast wind becoming east southeast 5 to 9 mph in the morning. Winds could gust as high as 16 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Chance Snow
    Showers and
    Patchy Fog
    then Snow
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly before 3am.  Cloudy, with a steady temperature around 30. Southeast wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: A slight chance of snow showers before 9am, then a chance of rain and snow showers between 9am and noon, then rain showers likely after noon. Some thunder is also possible.  Mostly cloudy, with a high near 44. Light and variable wind becoming east southeast 5 to 7 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 26. Light and variable wind becoming west 5 to 7 mph after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 50. Chance of precipitation is 60%.

    High: 50 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible.  Mostly cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance
    T-storms then
    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of snow showers before noon, then a chance of rain showers. Some thunder is also possible.  Partly sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Snow Showers
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow showers. Patchy fog. Otherwise, cloudy, with a steady temperature around 24. Calm wind. Total nighttime snow accumulation of less than one inch possible.
Tuesday
Snow showers likely, mainly after 3pm. Some thunder is also possible. Patchy fog before 9am. Otherwise, cloudy, with a high near 33. Light southeast wind becoming east southeast 5 to 9 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow showers likely, mainly before 3am. Cloudy, with a steady temperature around 30. Southeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A slight chance of snow showers before 9am, then a chance of rain and snow showers between 9am and noon, then rain showers likely after noon. Some thunder is also possible. Mostly cloudy, with a high near 44. Light and variable wind becoming east southeast 5 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 26. Light and variable wind becoming west 5 to 7 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 50. Chance of precipitation is 60%.
Thursday Night
A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Friday
A slight chance of snow showers before noon, then a chance of rain showers. Some thunder is also possible. Partly sunny, with a high near 50.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 32.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 41.
Memorial Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Blue Valley CO
 39.7°N 105.48°W (Elev. 9301 ft)
12:46 am MDT May 19, 2026
5am MDT May 19, 2026-6pm MDT May 25, 2026
 
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Additional Resources

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