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

Grand Canyon National Park Airport (KGCN)

Lat: 35.94582°NLon: 112.15538°WElev: 6598.0ft.

Clear

55°F

13°C

Humidity	87%
Wind Speed	NE 4 MPH
Barometer	30.27 in (1025.06 mb)
Dewpoint	52°F (11°C)
Visibility	10.00 mi
Last update	31 Aug 05:20 AM MST

More Information:

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

Extended Forecast for

5 Miles SSE Grand Canyon Village AZ

Flood Watch August 31, 05:38am until September 1, 12:00am

Click here for hazard details and duration

Flood Watch

Flood Watch August 31, 05:38am until September 1, 12:00am
NOW until 12:00am Tue
Flood Watch
Overnight
Low: 52 °F
Chance
Showers
Monday
High: 72 °F
T-storms
Monday Night
Low: 41 °F
Showers
Likely and
Patchy Fog
then Patchy
Fog
Tuesday
High: 75 °F
Chance
T-storms and
Patchy Fog
Tuesday Night
Low: 42 °F
Mostly Clear
Wednesday
High: 76 °F
Slight Chance
T-storms
Wednesday Night
Low: 43 °F
Mostly Clear
Thursday
High: 78 °F
Sunny

Detailed Forecast

Overnight

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 52. Calm wind.

Monday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 72. Calm wind. Chance of precipitation is 90%.

Monday Night

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 11pm. Patchy fog after 8pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 41. Calm wind. Chance of precipitation is 60%.

Tuesday

A 30 percent chance of showers and thunderstorms after 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 17 mph.

Tuesday Night

Mostly clear, with a low around 42. Calm wind.

Wednesday

A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 76. Calm wind becoming southwest around 5 mph. Winds could gust as high as 18 mph.

Wednesday Night

Mostly clear, with a low around 43. Calm wind.

Thursday

Sunny, with a high near 78. Calm wind becoming southwest around 5 mph. Winds could gust as high as 17 mph.

Thursday Night

Mostly clear, with a low around 45. Southwest wind 5 to 9 mph becoming calm in the evening.

Friday

A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 78. Light south wind becoming southwest 9 to 14 mph in the morning.

Friday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 46. South wind 5 to 7 mph becoming calm in the evening.

Saturday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

Saturday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Calm wind.

Sunday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 60%.