Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. 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.

54°F

12°C

Humidity	89%
Wind Speed	WNW 0 MPH
Barometer	30.22 in (1023.37 mb)
Dewpoint	51°F (11°C)
Visibility	NA
Last update	31 Aug 05:23 AM MST

More Information:

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

Extended Forecast for

3 Miles SE Havasupai Gardens Campground AZ

Flood Watch August 31, 05:40am until September 1, 12:00am

Click here for hazard details and duration

Flood Watch

Flood Watch August 31, 05:40am until September 1, 12:00am
NOW until 12:00am Tue
Flood Watch
Overnight
Low: 60 °F
Chance
Showers
Monday
High: 61 °F
T-storms
Monday Night
Low: 59 °F
Showers
Likely then
Partly Cloudy
Tuesday
High: 71 °F
Chance
T-storms and
Patchy Fog
Tuesday Night
Low: 56 °F
Mostly Clear
Wednesday
High: 73 °F
Slight Chance
T-storms
Wednesday Night
Low: 56 °F
Mostly Clear
Thursday
High: 75 °F
Sunny

Detailed Forecast

Overnight

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South wind around 5 mph.

Monday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Steady temperature around 61. Southeast wind 5 to 7 mph becoming north 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. Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 59. Southwest wind around 6 mph becoming southeast in the evening. Chance of precipitation is 60%.

Tuesday

A 40 percent chance of showers and thunderstorms after 11am. Patchy fog between 8am and 11am. Otherwise, mostly sunny, with a high near 71. Southeast wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 23 mph.

Tuesday Night

Mostly clear, with a low around 56. Southwest wind around 11 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 26 mph.

Wednesday Night

Mostly clear, with a low around 56. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

Thursday

Sunny, with a high near 75. Southwest wind 7 to 16 mph, with gusts as high as 24 mph.

Thursday Night

Mostly clear, with a low around 58. South wind 9 to 13 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 74. Southwest wind 8 to 14 mph, with gusts as high as 21 mph.

Friday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 16 mph.

Saturday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 72. South wind 3 to 6 mph.

Saturday Night

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming light and variable.

Sunday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. East wind 5 to 7 mph becoming southwest in the afternoon.