Storm Prediction Center Severe Thunderstorm Watch 203
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2 months ago
Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended. Note: Click for Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 203
NWS Storm Prediction Center Norman OK
120 PM EDT Thu May 1 2025
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northeast Kentucky
Central and Eastern Ohio
Northwest Pennsylvania
Northern Panhandle of West Virginia
Lake Erie
* Effective this Thursday afternoon and evening from 120 PM until
700 PM EDT.
* Primary threats include...
Scattered damaging wind gusts to 65 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A line of thunderstorms over western Ohio will track
eastward today into a warm and unstable air mass. The strongest
storms along and ahead of the line will pose a risk of damaging wind
gusts.
The severe thunderstorm watch area is approximately along and 70
statute miles east and west of a line from 40 miles south of
Lexington KY to 30 miles north northeast of Cleveland OH. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU3).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
25030.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 203 SEVERE TSTM KY OH PA WV LE 011720Z - 012300Z
AXIS..70 STATUTE MILES EAST AND WEST OF LINE..
40S LEX/LEXINGTON KY/ - 30NNE CLE/CLEVELAND OH/
..AVIATION COORDS.. 60NM E/W /34NW LOZ - 26NNE CLE/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..55 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 25030.
LAT...LON 37438588 41818298 41818026 37438332
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 203 Status Report Messages:
STATUS REPORT #1 ON WW 203
VALID 011825Z - 011940Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 SSE SDF
TO 10 SSE LUK TO 40 SSE FDY TO 35 E TOL.
..GRAMS..05/01/25
ATTN...WFO...LMK...JKL...RLX...ILN...CLE...PBZ...
&&
STATUS REPORT FOR WS 203
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC005-011-017-019-021-023-043-049-063-065-067-069-073-079-089-
097-113-129-135-151-155-161-165-167-173-175-181-191-197-201-205-
209-229-237-239-011940-
KY
. KENTUCKY COUNTIES INCLUDED ARE
ANDERSON BATH BOURBON
BOYD BOYLE BRACKEN
CARTER CLARK ELLIOTT
ESTILL FAYETTE FLEMING
FRANKLIN GARRARD GREENUP
HARRISON JESSAMINE LEE
LEWIS MADISON MARION
MASON MENIFEE MERCER
MONTGOMERY MORGAN NICHOLAS
PENDLETON POWELL ROBERTSON
ROWAN SCOTT WASHINGTON
WOLFE WOODFORD
$$
OHC001-005-007-009-013-015-019-025-027-029-031-033-035-041-043-
045-047-049-053-055-059-067-071-073-075-077-079-081-083-085-087-
089-093-097-099-101-103-105-111-115-117-119-121-123-127-129-131-
133-139-141-143-145-147-151-153-155-157-163-167-169-011940-
OH
. OHIO COUNTIES INCLUDED ARE
ADAMS ASHLAND ASHTABULA
ATHENS BELMONT BROWN
CARROLL CLERMONT CLINTON
COLUMBIANA COSHOCTON CRAWFORD
CUYAHOGA DELAWARE ERIE
FAIRFIELD FAYETTE FRANKLIN
GALLIA GEAUGA GUERNSEY
HARRISON HIGHLAND HOCKING
HOLMES HURON JACKSON
JEFFERSON KNOX LAKE
LAWRENCE LICKING LORAIN
MADISON MAHONING MARION
MEDINA MEIGS MONROE
MORGAN MORROW MUSKINGUM
NOBLE OTTAWA PERRY
PICKAWAY PIKE PORTAGE
RICHLAND ROSS SANDUSKY
SCIOTO SENECA STARK
SUMMIT TRUMBULL TUSCARAWAS
VINTON WASHINGTON WAYNE
$$
PAC007-039-049-073-085-011940-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BEAVER CRAWFORD ERIE
LAWRENCE MERCER
$$
WVC029-011940-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
HANCOCK
$$
LEZ143-144-145-146-147-148-149-011940-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
RENO BEACH TO THE ISLANDS OH
THE ISLANDS TO VERMILION OH
VERMILION TO AVON POINT OH
AVON POINT TO WILLOWICK OH
WILLOWICK TO GENEVA-ON-THE LAKE OH
GENEVA-ON-THE-LAKE TO CONNEAUT OH
CONNEAUT OH TO RIPLEY NY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Probability of 1 or more strong (EF2-EF5) tornadoes
Low (<2%)
Wind
Probability of 10 or more severe wind events
Mod (50%)
Probability of 1 or more wind events > 65 knots
Low (20%)
Hail
Probability of 10 or more severe hail events
Mod (30%)
Probability of 1 or more hailstones > 2 inches
Low (10%)
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
High (70%)
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The “Low” category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
“Moderate” from 30% to 60%, and “High” from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.