Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Buffalo - Johnson County Airport (KBYG)

Lat: 44.38122°NLon: 106.71947°WElev: 4925.0ft.

light rain,mist

51°F

11°C

Humidity	96%
Wind Speed	NW 5 MPH
Barometer	30.16 in (1021.34 mb)
Dewpoint	50°F (10°C)
Visibility	3.00 mi
Last update	20 Sep 08:41 AM MDT

More Information:

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

Extended Forecast for

21 Miles SW Buffalo WY

Flood Watch September 20, 08:58am until September 20, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch September 20, 08:58am until September 20, 06:00pm
NOW until 6:00pm Sun
Flood Watch
Today
High: 48 °F
Showers
Tonight
Low: 37 °F
Chance
Showers then
Mostly Cloudy
Monday
High: 57 °F
Partly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 39 °F
Mostly Clear
Tuesday
High: 65 °F
Sunny
Tuesday Night
Low: 44 °F
Partly Cloudy
then Slight
Chance
Showers
Wednesday
High: 63 °F
Chance
Showers
Wednesday Night
Low: 43 °F
Mostly Clear

Detailed Forecast

Today

Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 48. West northwest wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 37. Calm wind becoming west around 5 mph after midnight.

Monday

A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 57. Calm wind becoming south 5 to 7 mph in the afternoon.

Monday Night

Mostly clear, with a low around 39. Light and variable wind becoming west 5 to 8 mph in the evening.

Tuesday

Sunny, with a high near 65. West wind 7 to 11 mph becoming south southwest in the afternoon.

Tuesday Night

A 20 percent chance of showers after midnight. Partly cloudy, with a low around 44. West wind 6 to 9 mph.

Wednesday

A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 63. West wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Wednesday Night

Mostly clear, with a low around 43.

Thursday

Sunny, with a high near 67.

Thursday Night

Mostly clear, with a low around 46.

Friday

Sunny, with a high near 69. Breezy.

Friday Night

Mostly clear, with a low around 48. Breezy.

Saturday

Mostly sunny, with a high near 67.