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.

68°F

20°C

Humidity	47%
Wind Speed	E 0 MPH
Barometer	30.23 in (1023.71 mb)
Dewpoint	47°F (8°C)
Visibility	NA
Last update	31 Aug 08:33 AM MST

More Information:

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

Extended Forecast for

Havasupai Gardens Campground AZ

Flood Watch August 31, 08:58am until September 1, 12:00am

Click here for hazard details and duration

Flood Watch

Flood Watch August 31, 08:58am until September 1, 12:00am
NOW until 12:00am Tue
Flood Watch
Today
High: 66 °F
T-storms
Tonight
Low: 58 °F
Showers
Likely then
Patchy Fog
Tuesday
High: 78 °F
Chance
T-storms and
Patchy Fog
Tuesday Night
Low: 59 °F
Mostly Clear
Wednesday
High: 79 °F
Slight Chance
T-storms
Wednesday Night
Low: 59 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 61 °F
Mostly Clear

Detailed Forecast

Today

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Steady temperature around 66. Southeast wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 90%.

Tonight

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 58. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%.

Tuesday

A 40 percent chance of showers and thunderstorms after 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 78. Southeast wind 5 to 10 mph becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 22 mph.

Tuesday Night

Mostly clear, with a low around 59. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

Wednesday

A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 79. Southwest wind 9 to 18 mph, with gusts as high as 25 mph.

Wednesday Night

Mostly clear, with a low around 59. Southwest wind 8 to 14 mph, with gusts as high as 20 mph.

Thursday

Sunny, with a high near 81. Southwest wind 8 to 17 mph, with gusts as high as 23 mph.

Thursday Night

Mostly clear, with a low around 61. South wind 7 to 11 mph, with gusts as high as 18 mph.

Friday

A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 81. Southwest wind 7 to 14 mph, with gusts as high as 20 mph.

Friday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Southwest wind 5 to 9 mph becoming light south after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

Saturday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.

Saturday Night

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.

Sunday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Light and variable wind becoming southeast around 6 mph in the morning.