Flash Flood Threat to Persist in the 4-Corners; Heat Threat in Several Regions

The threat of flash flooding will continue to exist into Monday across the Southwest into the the central Rockies as monsoon conditions persist. Dangerous heat will be in place across the Intermountain West, northern Plains, and into the southern Plains and Lower Mississippi River Valley into early week.

Last Update: 344 PM AKDT Sat Jul 24 2021

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Anchorage, AK Local Forecast Office

26NM S Cape Constantine AK

Marine Zone Forecast

Synopsis: A 1014 mb low 70 nm northeast of Shemya moves to 100 nm northwest of Cold Bay at 1006 mb Sun night. The low then crosses into the North Pacific about 140 nm south of Sand Point at 1009 mb Mon afternoon. A 1012 mb low 120 nm southwest of Shemya enters the western Aleutians Sun night and then drifts to 160 nm north of Adak Mon afternoon.

W wind 15 kt becoming SW after midnight. Seas 2 ft.
S wind 10 kt. Seas 2 ft.
Sun Night
SE wind 20 kt. Seas 2 ft.
E wind 15 kt. Seas 2 ft.
Mon Night
S wind 15 kt. Seas 3 ft.
Tue Through Wed
S wind 15 kt. Seas 3 ft.
SE wind 20 kt. Seas 5 ft.
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Last Update: 344 PM AKDT Sat Jul 24 2021
  Forecast Discussion


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