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Home Return to list Flash Flood Warning 0003 Issued by the New York / Upton Forecast Office
Action: New Issued At: 2026-06-23 02:14:33
757
WGUS51 KOKX 230714
FFWOKX
CTC011-230915-
/O.NEW.KOKX.FF.W.0003.260623T0714Z-260623T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New York NY
314 AM EDT Tue Jun 23 2026
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
Southeastern New London County in southern Connecticut...
* Until 515 AM EDT.
* At 314 AM EDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
1.5 and 2.5 inches of rain have fallen. The expected rainfall rate
is 1.25 to 2.25 inches in 1 hour. Additional rainfall amounts of
1.5 to 3 inches are possible in the warned area. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Norwich, New London, Groton, Mystic, Waterford, East Lyme,
Ledyard, Griswold, Old Lyme, Preston, Lisbon, Voluntown, Lyme,
Gales Ferry, Ledyard Center, Montville, North Stonington,
Pawcatuck and Niantic.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4156 7201 4163 7187 4164 7179 4142 7180
4141 7184 4134 7183 4133 7184 4132 7184
4133 7185 4133 7189 4133 7190 4129 7201
4130 7208 4129 7214 4130 7217 4127 7220
4127 7233 4133 7235
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1.25-2.25 INCHES IN 1 HOUR
$$
BR
Action: Continued Issued At: 2026-06-23 03:13:05
329
WGUS71 KOKX 230812
FFSOKX
Flash Flood Statement
National Weather Service New York NY
412 AM EDT Tue Jun 23 2026
CTC011-230915-
/O.CON.KOKX.FF.W.0003.000000T0000Z-260623T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New London CT-
412 AM EDT Tue Jun 23 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM EDT EARLY THIS
MORNING FOR SOUTHEASTERN NEW LONDON COUNTY...
At 412 AM EDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
2.5 and 3.5 inches of rain have fallen. The expected rainfall rate
is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2.5
inches are possible in the warned area. Flash flooding is ongoing or
expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Norwich, New London, Groton, Mystic, Waterford, East Lyme,
Ledyard, Griswold, Old Lyme, Preston, Lisbon, Voluntown, Lyme,
Gales Ferry, Ledyard Center, Montville, North Stonington,
Pawcatuck and Niantic.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4163 7187 4164 7179 4142 7180 4141 7184
4134 7183 4133 7184 4133 7185 4133 7190
4129 7201 4130 7208 4129 7214 4130 7217
4127 7220 4127 7233 4133 7235 4156 7201
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
$$
BR
Action: Cancelled Issued At: 2026-06-23 03:59:04
690
WGUS71 KOKX 230858
FFSOKX
Flash Flood Statement
National Weather Service New York NY
458 AM EDT Tue Jun 23 2026
CTC011-230908-
/O.CAN.KOKX.FF.W.0003.000000T0000Z-260623T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New London CT-
458 AM EDT Tue Jun 23 2026
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN NEW LONDON
COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
&&
LAT...LON 4163 7187 4164 7179 4142 7180 4141 7184
4134 7183 4133 7184 4133 7185 4133 7190
4129 7201 4130 7208 4129 7214 4130 7217
4127 7220 4127 7233 4133 7235 4156 7201
$$
BR
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