Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Boulder Municipal Airport (KBDU)

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

Thunderstorm

81°F

27°C

Humidity	32%
Wind Speed	S 7 mph
Barometer	30.12 in
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	18 Jul 5:55 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Jamestown CO

Tonight
Low: 56 °F
Chance
T-storms then
Partly Cloudy
Saturday
High: 83 °F
Mostly Sunny
then Showers
Likely
Saturday Night
Low: 58 °F
Slight Chance
T-storms then
Mostly Clear
Sunday
High: 83 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 60 °F
Slight Chance
T-storms then
Partly Cloudy
Monday
High: 82 °F
Partly Sunny
then Chance
T-storms
Monday Night
Low: 59 °F
Partly Cloudy
Tuesday
High: 82 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 60 °F
Slight Chance
T-storms then
Partly Cloudy

Detailed Forecast

Tonight

A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 56. West wind 3 to 5 mph. Chance of precipitation is 40%.

Saturday

A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly sunny, with a high near 83. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 60%.

Saturday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 58. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 20%.

Sunday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. West wind around 6 mph becoming calm in the morning.

Sunday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 60. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

Monday

A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.

Monday Night

Partly cloudy, with a low around 59.

Tuesday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.

Tuesday Night

A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.

Wednesday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 79.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.