Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 28...RESENT
NWS STORM PREDICTION CENTER NORMAN OK
810 PM EST TUE JAN 29 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN KENTUCKY
OHIO
MIDDLE INTO EASTERN TENNESSEE
LAKE ERIE
EFFECTIVE THIS TUESDAY NIGHT FROM 810 PM UNTIL MIDNIGHT EST.
HAIL TO 0.5 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65
STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES WEST
NORTHWEST OF CLEVELAND OHIO TO 50 MILES SOUTHWEST OF CROSSVILLE
TENNESSEE. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
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.
OTHER WATCH INFORMATION...CONTINUE...WW 25...WW 27...
DISCUSSION...BROKEN SQUALL LINE WILL CONTINUE TO BE FORCED BY STRONG
COLD FRONT AND MID LEVEL TROUGH ADVANCING RAPIDLY EWD THIS EVENING.
FRONTAL CIRCULATION AND DEEP ASCENT SHOULD CONTINUE TO COMPENSATE
FOR MEAGER INSTABILITY AND MAINTAIN DEEP MOIST CONVECTION ALONG THE
FRONT FOR AT LEAST A FEW MORE HOURS BEFORE WANING LATER TONIGHT.
WIND DAMAGE WILL CONTINUE TO BE PRIMARY THREAT.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 350. MEAN STORM
MOTION VECTOR 26045.
...EVANS
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8
WW 28 SEVERE TSTM KY OH TN LE 300110Z - 300500Z
AXIS..65 STATUTE MILES EAST AND WEST OF LINE..
35WNW CLE/CLEVELAND OH/ - 50SW CSV/CROSSVILLE TN/
..AVIATION COORDS.. 55NM E/W /30WNW CLE - 40NW GQO/
HAIL SURFACE AND ALOFT..0.5 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 350. MEAN STORM MOTION VECTOR 26045.
LAT...LON 41618120 35438455 35438686 41618372
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU8.
Watch 28 Status Report Messages:
STATUS REPORT #2 ON WW 28
VALID 300400Z - 300540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 N CHA TO
5 SE LOZ TO 45 W HTS TO 20 SSW CMH TO 35 E TOL.
..GUYER..01/30/08
ATTN...WFO...LMK...JKL...ILN...RLX...CLE...MRX...OHX...
&&
STATUS REPORT FOR WS 28
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC013-019-025-043-051-063-071-089-095-115-119-121-127-129-131-
133-153-159-175-189-193-195-205-235-237-300540-
KY
. KENTUCKY COUNTIES INCLUDED ARE
BELL BOYD BREATHITT
CARTER CLAY ELLIOTT
FLOYD GREENUP HARLAN
JOHNSON KNOTT KNOX
LAWRENCE LEE LESLIE
LETCHER MAGOFFIN MARTIN
MORGAN OWSLEY PERRY
PIKE ROWAN WHITLEY
WOLFE
$$
OHC005-009-033-041-043-045-049-053-055-073-075-077-079-083-085-
087-089-093-103-105-115-117-127-129-131-133-139-141-145-151-153-
163-169-300540-
OH
. OHIO COUNTIES INCLUDED ARE
ASHLAND ATHENS CRAWFORD
DELAWARE ERIE FAIRFIELD
FRANKLIN GALLIA GEAUGA
HOCKING HOLMES HURON
JACKSON KNOX LAKE
LAWRENCE LICKING LORAIN
MEDINA MEIGS MORGAN
MORROW PERRY PICKAWAY
PIKE PORTAGE RICHLAND
ROSS SCIOTO STARK
SUMMIT VINTON WAYNE
$$
TNC001-013-025-065-093-105-121-129-143-145-151-173-300540-
TN
. TENNESSEE COUNTIES INCLUDED ARE
ANDERSON CAMPBELL CLAIBORNE
HAMILTON KNOX LOUDON
MEIGS MORGAN RHEA
ROANE SCOTT UNION
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 28
VALID 300245Z - 300340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 55 SSE BNA
TO 40 SW LEX TO 25 S LUK TO 20 S DAY TO 35 NNW DAY.
FOR ADDITIONAL INFORMATION SEE FORTHCOMING MESOSCALE
DISCUSSION 112
..GUYER..01/30/08
ATTN...WFO...LMK...JKL...ILN...RLX...CLE...MRX...OHX...
&&
STATUS REPORT FOR WS 28
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC001-011-013-017-019-021-023-025-037-043-045-049-051-053-057-
063-065-067-069-079-089-097-109-113-115-121-125-127-129-131-135-
137-147-151-153-161-165-167-173-175-181-189-191-193-197-199-201-
203-205-207-209-231-235-237-239-300340-
KY
. KENTUCKY COUNTIES INCLUDED ARE
ADAIR BATH BELL
BOURBON BOYD BOYLE
BRACKEN BREATHITT CAMPBELL
CARTER CASEY CLARK
CLAY CLINTON CUMBERLAND
ELLIOTT ESTILL FAYETTE
FLEMING GARRARD GREENUP
HARRISON JACKSON JESSAMINE
JOHNSON KNOX LAUREL
LAWRENCE LEE LESLIE
LEWIS LINCOLN MCCREARY
MADISON MAGOFFIN MASON
MENIFEE MERCER MONTGOMERY
MORGAN NICHOLAS OWSLEY
PENDLETON PERRY POWELL
PULASKI ROBERTSON ROCKCASTLE
ROWAN RUSSELL SCOTT
WAYNE WHITLEY WOLFE
WOODFORD
$$
OHC001-005-009-011-015-021-023-025-027-033-041-043-045-047-049-
053-055-057-063-065-071-073-075-077-079-083-085-087-089-091-093-
095-097-101-103-105-109-113-115-117-123-127-129-131-133-139-141-
143-145-147-149-151-153-159-163-165-169-173-175-300340-
OH
. OHIO COUNTIES INCLUDED ARE
ADAMS ASHLAND ATHENS
AUGLAIZE BROWN CHAMPAIGN
CLARK CLERMONT CLINTON
CRAWFORD DELAWARE ERIE
FAIRFIELD FAYETTE FRANKLIN
GALLIA GEAUGA GREENE
HANCOCK HARDIN HIGHLAND
HOCKING HOLMES HURON
JACKSON KNOX LAKE
LAWRENCE LICKING LOGAN
LORAIN LUCAS MADISON
MARION MEDINA MEIGS
MIAMI MONTGOMERY MORGAN
MORROW OTTAWA PERRY
PICKAWAY PIKE PORTAGE
RICHLAND ROSS SANDUSKY
SCIOTO SENECA SHELBY
STARK SUMMIT UNION
VINTON WARREN WAYNE
WOOD WYANDOT
$$
TNC001-007-013-025-027-031-035-041-049-061-065-087-093-105-115-
121-129-133-137-141-143-145-151-153-173-175-177-185-300340-
TN
. TENNESSEE COUNTIES INCLUDED ARE
ANDERSON BLEDSOE CAMPBELL
CLAIBORNE CLAY COFFEE
CUMBERLAND DEKALB FENTRESS
GRUNDY HAMILTON JACKSON
KNOX LOUDON MARION
MEIGS MORGAN OVERTON
PICKETT PUTNAM RHEA
ROANE SCOTT SEQUATCHIE
UNION VAN BUREN WARREN
WHITE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (10%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
High (90%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (40%)
|
Hail
Probability of 10 or more severe hail events
|
Low (<5%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (<5%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (>95%)
|
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% (F2-F5 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.