Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Hazardous Weather Conditions

Winter Weather Advisory until June 29, 06:00 PM MDT

Current conditions at

MAIN BOULDER (MBRM8)

Lat: 45.45813°NLon: 110.19768°WElev: 5405.0ft.

49°F

9°C

Humidity	72%
Wind Speed	S 5 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Wind Chill	47°F (8°C)
Last update	28 Jun 04:39 AM MDT

More Information:

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

Extended Forecast for

15 Miles NNE Tower Junction WY

Winter Weather Advisory June 28, 05:01am until June 29, 06:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory June 28, 05:01am until June 29, 06:00pm
NOW until 6:00pm Mon
Winter Weather Advisory
Overnight
Low: 35 °F
Snow Showers
Likely
Sunday
High: 39 °F
Snow Showers
Sunday Night
Low: 29 °F
Chance Snow
Showers then
Snow Showers
Likely
Monday
High: 37 °F
Snow Showers
then
Rain/Snow
Monday Night
Low: 32 °F
Rain/Snow
then Chance
Rain/Snow
Tuesday
High: 49 °F
Slight Chance
Rain/Snow
then Chance
T-storms
Tuesday Night
Low: 33 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 55 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Overnight

Snow showers likely. Cloudy, with a steady temperature around 35. South southwest wind around 17 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

Sunday

Snow showers. Some thunder is also possible. High near 39. Southwest wind 17 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Sunday Night

A chance of snow showers before 10pm, then snow showers likely after 2am. Cloudy, with a low around 29. Southwest wind 16 to 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Monday

Snow showers before 3pm, then rain and snow showers. Some thunder is also possible. High near 37. Southwest wind 20 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of around 3 inches.

Monday Night

Rain, possibly mixed with snow showers before midnight, then a chance of rain showers between midnight and 3am, then a chance of rain and snow showers after 3am. Low around 32. West southwest wind 8 to 17 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Tuesday

A slight chance of rain and snow showers before 9am, then a chance of rain showers. Some thunder is also possible. Mostly cloudy, with a high near 49. South southwest wind 7 to 13 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Tuesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 33. Southwest wind 8 to 14 mph becoming southeast after midnight. Chance of precipitation is 30%.

Wednesday

A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 55. Southeast wind 8 to 13 mph becoming southwest 15 to 20 mph in the afternoon.

Wednesday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 36. West southwest wind 9 to 18 mph becoming southeast after midnight.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60. Southeast wind 9 to 14 mph becoming southwest 16 to 21 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around 40. Southwest wind 15 to 20 mph becoming east southeast 9 to 14 mph after midnight.

Friday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 60. Southeast wind 9 to 14 mph becoming southwest 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.

Friday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 37. West southwest wind 17 to 22 mph becoming south southeast 7 to 12 mph after midnight.

Independence Day

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 57. South southwest wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon.