Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday.
Read More...

En Español

Hazardous Weather Conditions

Hazardous Weather Outlook

Last Update: 642 AM EDT Tue Aug 16 2022

View Nearby Observations

For More Weather Information:

Gray/Portland, ME Local Forecast Office

11NM S Brunswick ME

Marine Zone Forecast

Synopsis: ANZ100-170045- 642 AM EDT Tue Aug 16 2022 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM. More steady northeasterly winds develop today with low pressure developing over the Mid- Atlantic region and high pressure over eastern Canada. Low pressure then enters the Gulf of Maine bringing periods of rain, increasing winds, and building seas Tuesday night through Thursday. $$

Today

NE winds 5 to 10 kt, becoming E this afternoon. Seas 1 foot or less, then around 2 ft this afternoon. Patchy fog early this morning with vsby 1 to 3 nm.

Tonight

NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers after midnight.

Wed

N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers in the morning, then rain in the afternoon with vsby 1 to 3 nm.

Wed Night

N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 nm in the evening.

Thu

W winds 10 to 15 kt. Seas 2 to 4 ft. A chance of rain in the morning.

Thu Night

W winds 5 to 10 kt. Seas 2 to 3 ft.

Fri

W winds 5 to 10 kt. Seas around 2 ft.