Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Hazardous Weather Conditions

Dense Fog Advisory in effect from August 4, 03:48 AM CDT until August 4, 08:00 AM CDT

Current conditions at

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

Fog/Mist

65°F

18°C

Humidity	100%
Wind Speed	E 3 mph
Barometer	30.02 in (1016.1 mb)
Dewpoint	65°F (18°C)
Visibility	2.50 mi
Last update	4 Aug 3:56 am CDT

More Information:

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

Extended Forecast for

Montpelier ND

Dense Fog Advisory until August 4, 08:00am

Click here for hazard details and duration

Dense Fog Advisory

Dense Fog Advisory until August 4, 08:00am
NOW until 8:00am Mon
Dense Fog Advisory
Overnight
Low: 66 °F
Slight Chance
T-storms and
Areas Fog
Monday
High: 75 °F
Chance
Showers and
Areas Fog
then Chance
T-storms
Monday Night
Low: 63 °F
Slight Chance
T-storms then
Mostly Cloudy
Tuesday
High: 79 °F
Chance
T-storms and
Breezy
Tuesday Night
Low: 65 °F
T-storms
Likely
Wednesday
High: 85 °F
Mostly Sunny
Wednesday Night
Low: 65 °F
Mostly Clear
Thursday
High: 86 °F
Slight Chance
T-storms

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms. Areas of fog. Otherwise, cloudy, with a steady temperature around 66. Southeast wind around 5 mph.

Monday

A 40 percent chance of showers and thunderstorms, mainly after 2pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 75. Southeast wind 5 to 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 63. Southeast wind 7 to 9 mph.

Tuesday

A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 79. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

Tuesday Night

Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 65. Southeast wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

Wednesday

Mostly sunny, with a high near 85. West wind around 11 mph, with gusts as high as 20 mph.

Wednesday Night

Mostly clear, with a low around 65. South wind 6 to 8 mph.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind 8 to 10 mph becoming northeast after midnight.

Friday

A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Northeast wind 8 to 11 mph, with gusts as high as 18 mph.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northwest wind 8 to 10 mph.

Saturday

Partly sunny, with a high near 76. West wind 10 to 15 mph, with gusts as high as 23 mph.

Saturday Night

Partly cloudy, with a low around 58. West wind 9 to 13 mph, with gusts as high as 20 mph.

Sunday

Mostly sunny, with a high near 77.