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Guilford, CT Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Guilford, CT
Elevation: 20ft
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Active Weather Alerts

Special Marine Warning
Issued: 4:47 AM Aug. 13, 2026 – National Weather Service
The National Weather Service in Upton NY has issued a

* Special Marine Warning for...

Long Island Sound...

* Until 215 AM EDT.

* At 1247 AM EDT, strong thunderstorms were located along a line
extending from 11 nm northwest of New Haven Harbor to 6 nm north of
Norwalk Islands, moving southeast at 25 knots.

HAZARD...Wind gusts 34 knots or greater.

SOURCE...Radar indicated.

IMPACT...Small craft could be damaged in briefly higher winds and
suddenly higher waves.

* Strong thunderstorms will be near...
Bridgeport and Penfield Reef around 1250 AM EDT.
Mouth of the Housatonic River and New Haven Harbor around 100 AM
EDT.
Stratford Shoal around 105 AM EDT.
The Thimbles around 120 AM EDT.
Falkner Island and Madison Reef around 130 AM EDT.
Central Long Island Sound and Herod Point around 135 AM EDT.
Six Mile Reef around 145 AM EDT.
Horton Point and Mattituck Inlet around 155 AM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters should seek safe harbor immediately until these storms pass.
Wind gusts 34 knots or greater, high waves, lightning, and heavy rain
are expected with these storms. If caught on the open water stay
below deck if possible, keep away from ungrounded metal objects.

&&


HAIL...0.00IN;
WIND...>34KTS

Special Weather Statement
Issued: 4:44 AM Aug. 13, 2026 – National Weather Service
...STRONG THUNDERSTORMS WILL IMPACT SOUTHERN FAIRFIELD...SOUTHERN NEW
HAVEN AND WEST CENTRAL SUFFOLK COUNTIES THROUGH 130 AM EDT...

At 1244 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Seymour to Wilton. Movement was southeast
at 30 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.

Locations impacted include...
Bridgeport, New Haven, Norwalk, Milford, Shelton, Guilford,
Southbury, New Canaan, Clinton, Middle Island, Port Jefferson,
Newtown, Fairfield, Hamden, and Stratford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&


MAX HAIL SIZE...0.00 IN;
MAX WIND GUST...50 MPH

Flood Advisory
Issued: 4:13 AM Aug. 13, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 315 AM EDT EARLY THIS MORNING...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Northern Fairfield County in southern Connecticut...
West Central New Haven County in southern Connecticut...
Northeastern Orange County in southeastern New York...
Putnam County in southeastern New York...

* WHEN...Until 315 AM EDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
- At 1213 AM EDT, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Between 1 and 2 inches of rain have
fallen.
- Additional rainfall amounts of 1 to 2 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Danbury, Newburgh, Southbury, Mahopac, Lake Carmel, Walden, West
Point, Goshen, Sherman, Brewster, Cold Spring, Newtown, New
Windsor, Ridgefield, Bethel, Brookfield, New Fairfield, Carmel
and Gardnertown.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&



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