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

NA ()

Lat: NA°NLon: NA°WElev: NAft.

N/A

Humidity	NA
Wind Speed	NA
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	°F (°C)
Heat Index	°F (°C)
Last update

More Information:

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

Extended Forecast for

5 Miles ENE Flagstaff AZ

Flood Watch August 31, 04:23am until September 1, 12:00am

Click here for hazard details and duration

Flood Watch

Flood Watch August 31, 04:23am until September 1, 12:00am
NOW until 12:00am Tue
Flood Watch
Overnight
Low: 55 °F
Showers
Likely
Monday
High: 71 °F
T-storms
Monday Night
Low: 50 °F
Chance
T-storms and
Patchy Fog
then Patchy
Fog
Tuesday
High: 74 °F
Slight Chance
T-storms
Tuesday Night
Low: 51 °F
Mostly Clear
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 51 °F
Mostly Clear
Thursday
High: 76 °F
Sunny

Detailed Forecast

Overnight

Showers likely and possibly a thunderstorm before 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 55. Light southwest wind. Chance of precipitation is 60%.

Monday

Showers and thunderstorms likely before 11am, then showers and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. High near 71. East wind 5 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%.

Monday Night

A 50 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 50. Light and variable wind.

Tuesday

A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 74. Southwest wind 5 to 15 mph, with gusts as high as 26 mph.

Tuesday Night

Mostly clear, with a low around 51. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

Wednesday

Sunny, with a high near 75. Southwest wind 13 to 18 mph, with gusts as high as 32 mph.

Wednesday Night

Mostly clear, with a low around 51. West wind 7 to 13 mph, with gusts as high as 22 mph.

Thursday

Sunny, with a high near 76. Southwest wind 8 to 17 mph, with gusts as high as 29 mph.

Thursday Night

Mostly clear, with a low around 52. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

Friday

A 50 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 75. Southwest wind 7 to 15 mph, with gusts as high as 26 mph.

Friday Night

A 30 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 16 mph.

Saturday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

Saturday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm in the evening.

Sunday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%.