Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Hazardous Weather Conditions

Flood Watch in effect from August 31, 09:00 AM MST until September 1, 12:00 AM MST

Current conditions at

Mesquite (CMP27)

Lat: 36.81444°NLon: 114.05065°WElev: 1767.0ft.

91°F

33°C

Humidity	15%
Wind Speed	NNE 1 MPH
Barometer	NA
Dewpoint	38°F (3°C)
Visibility	NA
Heat Index	87°F (31°C)
Last update	30 Aug 09:20 PM PDT

More Information:

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

Extended Forecast for

15 Miles SW Saint George UT

Flood Watch August 31, 09:00am until September 1, 12:00am

Click here for hazard details and duration

Flood Watch

Tonight
Low: 73 °F
Partly Cloudy
then Slight
Chance
T-storms
Monday
High: 91 °F
Chance
T-storms then
Showers
Likely
Monday Night
Low: 69 °F
Slight Chance
T-storms then
Mostly Clear
Tuesday
High: 94 °F
Sunny
Tuesday Night
Low: 70 °F
Mostly Clear
Wednesday
High: 95 °F
Sunny
Wednesday Night
Low: 69 °F
Mostly Clear
Thursday
High: 96 °F
Sunny
Thursday Night
Low: 71 °F
Mostly Clear

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms before 3am, then a slight chance of thunderstorms after 5am. Partly cloudy, with a low around 73. Southwest wind 6 to 10 mph becoming northeast after midnight. Chance of precipitation is 20%.

Monday

A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 91. East northeast wind 8 to 14 mph becoming west southwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

Monday Night

A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 69. East northeast wind 10 to 16 mph, with gusts as high as 26 mph.

Tuesday

Sunny, with a high near 94. East wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.

Tuesday Night

Mostly clear, with a low around 70. South southwest wind 9 to 13 mph becoming southeast in the evening. Winds could gust as high as 23 mph.

Wednesday

Sunny, with a high near 95.

Wednesday Night

Mostly clear, with a low around 69.

Thursday

Sunny, with a high near 96.

Thursday Night

Mostly clear, with a low around 71.