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NWS: Severe Thunderstorm WARNING in Effect until 3 PM
Published: June 30, 2026 at
12:40 p.m.
By: Weather Alert
from National Weather Service
UPDATE: SEVERE
YHUNDERSTORM WARNING NOW IN EFFECT UNTIL 3 PM
Severe
Thunderstorm Warning
Severe
Thunderstorm Warning
NYC045-049-075-301900-
/O.NEW.KBUF.SV.W.0053.260630T1756Z-260630T1900Z/
BULLETIN -
IMMEDIATE BROADCAST REQUESTED
Severe
Thunderstorm Warning
National Weather
Service Buffalo NY
156 PM EDT Tue
Jun 30 2026
The National
Weather Service in Buffalo has issued a
* Severe
Thunderstorm Warning for...
Southern Jefferson County in central New
York...
Lewis County in central New York...
Eastern Oswego County in central New
York...
* Until 300 PM
EDT.
* At 156 PM EDT,
a severe thunderstorm was located near Lowville, or
21 miles southeast of Watertown, moving
southeast at 55 mph.
HAZARD...70 mph wind gusts and quarter
size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is
expected. Expect considerable
tree damage. Wind damage is also
likely to mobile homes,
roofs, and outbuildings.
* Locations
impacted include...
Sandy Island Beach State Park, Stony
Point, Carthage, Lowville,
Pulaski, West Carthage, Adams, Redfield,
Herrings, and Selkirk
Shores State Park.
This includes
Interstate 81 between exits 33 and 44.
PRECAUTIONARY/PREPAREDNESS
ACTIONS...
Remain alert for
a possible tornado! Tornadoes can develop quickly
from severe
thunderstorms. If you spot a tornado go at once into the
basement or small
central room in a sturdy structure.
For your
protection move to an interior room on the lowest floor of a
building.
Torrential
rainfall is occurring with this storm, and may lead to
flash flooding.
Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4342 7553 4348 7581 4333 7589 4332 7586
4319 7588 4356 7630 4358 7626 4369
7626
4378 7629 4383 7636 4386 7635 4394
7581
4425 7552 4410 7517 4361 7511
TIME...MOT...LOC
1756Z 317DEG 48KT 4377 7559
TORNADO...POSSIBLE
THUNDERSTORM
DAMAGE THREAT...CONSIDERABLE
HAIL
THREAT...RADAR INDICATED
MAX HAIL
SIZE...1.00 IN
WIND
THREAT...RADAR INDICATED
MAX WIND
GUST...70 MPH
Severe
Thunderstorm Warning
Severe
Thunderstorm Warning
NYC045-049-075-301800-
/O.NEW.KBUF.SV.W.0052.260630T1635Z-260630T1800Z/
BULLETIN -
IMMEDIATE BROADCAST REQUESTED
Severe
Thunderstorm Warning
National Weather
Service Buffalo NY
1235 PM EDT Tue
Jun 30 2026
The National
Weather Service in Buffalo has issued a
* Severe
Thunderstorm Warning for...
Jefferson County in central New York...
Lewis County in central New York...
Northeastern Oswego County in central New
York...
* Until 200 PM
EDT.
* At 1234 PM EDT,
a severe thunderstorm was located 31 miles
northwest of Cedar Point State Park, or
45 miles west of Hammond
Village, moving southeast at 55 mph.
HAZARD...70 mph wind gusts and quarter
size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is
expected. Expect considerable
tree damage. Wind damage is also
likely to mobile homes,
roofs, and outbuildings.
* Locations
impacted include...
Watertown, Fort Drum, Stony Point,
Carthage, Lowville, West
Carthage, Clayton, Adams, Dexter, and
Redfield.
This includes
Interstate 81 between exits 37 and 52.
PRECAUTIONARY/PREPAREDNESS
ACTIONS...
Remain alert for
a possible tornado! Tornadoes can develop quickly
from severe
thunderstorms. If you spot a tornado go at once into the
basement or small
central room in a sturdy structure.
For your
protection move to an interior room on the lowest floor of a
building.
Torrential
rainfall is occurring with this storm, and may lead to
flash flooding.
Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4440 7583 4439 7584 4410 7517 4361 7511
4342 7553 4348 7581 4341 7585 4383
7636
4387 7635 4386 7639 4393 7647 4396
7644
4396 7634 4410 7642 4414 7635 4420
7631
4422 7619 4429 7615
TIME...MOT...LOC
1634Z 307DEG 47KT 4456 7661
TORNADO...POSSIBLE
THUNDERSTORM
DAMAGE THREAT...CONSIDERABLE
HAIL
THREAT...RADAR INDICATED
MAX HAIL
SIZE...1.00 IN
WIND
THREAT...RADAR INDICATED
MAX WIND
GUST...70 MPH
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