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 until September 1, 12:00 AM MST

Current conditions at

KL1SF-7 Grand Canyon (AR412)

Lat: 36.048°NLon: 112.1245°WElev: 6977.0ft.

63°F

17°C

Humidity	55%
Wind Speed	SSW 0 MPH
Barometer	30.22 in (1023.37 mb)
Dewpoint	46°F (8°C)
Visibility	NA
Last update	31 Aug 01:03 AM MST

More Information:

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

Extended Forecast for

4 Miles ESE Grand Canyon AZ

Flood Watch August 31, 01:25am until September 1, 12:00am

Click here for hazard details and duration

Flood Watch

Flood Watch August 31, 01:25am until September 1, 12:00am
NOW until 12:00am Tue
Flood Watch
Overnight
Low: 57 °F
Showers
Likely
Monday
High: 68 °F
T-storms and
Patchy Fog
Monday Night
Low: 49 °F
Showers
Likely and
Patchy Fog
then Patchy
Fog
Tuesday
High: 71 °F
Chance
T-storms
Tuesday Night
Low: 50 °F
Mostly Clear
Wednesday
High: 73 °F
Slight Chance
T-storms
Wednesday Night
Low: 50 °F
Mostly Clear
Thursday
High: 75 °F
Sunny

Detailed Forecast

Overnight

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a steady temperature around 57. South wind around 5 mph. Chance of precipitation is 70%.

Monday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Patchy fog after 5pm. High near 68. Southeast wind around 6 mph becoming west in the afternoon. Chance of precipitation is 90%.

Monday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm. Patchy fog before 8pm, then patchy fog after 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 60%.

Tuesday

A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 71. Southeast wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

Tuesday Night

Mostly clear, with a low around 50. South wind 10 to 13 mph, with gusts as high as 20 mph.

Wednesday

A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 73. Southwest wind 8 to 17 mph, with gusts as high as 30 mph.

Wednesday Night

Mostly clear, with a low around 50. South wind 8 to 13 mph, with gusts as high as 22 mph.

Thursday

Sunny, with a high near 75. Southwest wind 7 to 15 mph, with gusts as high as 26 mph.

Thursday Night

Mostly clear, with a low around 52. South wind 7 to 11 mph, with gusts as high as 22 mph.

Friday

A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 75. Southwest wind 5 to 13 mph, with gusts as high as 23 mph.

Friday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53. Southwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 17 mph.

Saturday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.

Saturday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Light and variable wind.

Sunday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 60%.