Significant Flood Threat Continues For South-Central U.S.

A widespread and significant flood risk continues across the south-central U.S. from repeated rounds of intense rain and strong to severe thunderstorms. Flash flood watches are in effect for large part of the ArkLaTex. Today's concern extends from the Louisiana and extreme Upper Texas Gulf Coast to northeastern Texas and southeastern Oklahoma before shifting to all of eastern Texas on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Mostly Cloudy

15°C

59°F

Humidity 72%
Wind Speed E 7 km/h
Barometer 29.98 in
Dewpoint 10°C (50°F)
Visibility 16 km
Last update 18 May 12:35 pm MDT
Extended Forecast for

Jamestown CO

  • This
    Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 10. East wind 8 to 10 km/h.

    Chance
    T-storms

    High: 10 °C

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 4. East wind 5 to 11 km/h becoming west after midnight.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 4 °C

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm.  Partly sunny, with a high near 14. West wind 5 to 11 km/h becoming east in the afternoon.  Chance of precipitation is 60%.

    Slight Chance
    T-storms then
    T-storms
    Likely

    High: 14 °C

  • Wednesday
    Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 6. East southeast wind 5 to 10 km/h becoming west after midnight.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 6 °C

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 19. West wind 8 to 11 km/h becoming south southeast in the morning.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 19 °C

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 8.

    Partly Cloudy

    Low: 8 °C

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 18.

    Partly Sunny
    then Chance
    Showers

    High: 18 °C

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 7.

    Chance
    Showers then
    Partly Cloudy

    Low: 7 °C

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 17.

    Mostly Sunny
    then Chance
    T-storms

    High: 17 °C

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 10. East wind 8 to 10 km/h.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 4. East wind 5 to 11 km/h becoming west after midnight.
Wednesday
A slight chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 14. West wind 5 to 11 km/h becoming east in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 6. East southeast wind 5 to 10 km/h becoming west after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 19. West wind 8 to 11 km/h becoming south southeast in the morning.
Thursday Night
Partly cloudy, with a low around 8.
Friday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 18.
Friday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 7.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 17.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 7.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 16.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Sunny, with a high near 17.
Click Map For Forecast
Point Forecast:
Jamestown CO
 40.12°N 105.4°W (Elev. 2336 m)
9:50 am MDT May 18, 2021
12pm MDT May 18, 2021-6pm MDT May 24, 2021
 
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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