Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 25
NWS Storm Prediction Center Norman OK
355 PM CST Tue Feb 27 2024
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southeast Iowa
Northern Illinois
Northwest Indiana
Southeast Wisconsin
Lake Michigan
* Effective this Tuesday afternoon and evening from 355 PM until
1000 PM CST.
* Primary threats include...
A few tornadoes likely with a couple intense tornadoes possible
Widespread large hail and isolated very large hail events to 3
inches in diameter likely
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Thunderstorms will intensify across the watch area in the
next hour or two, with a few supercells possible. Very large hail
and a tornado or two are the main threats through the evening.
The tornado watch area is approximately along and 50 statute miles
north and south of a line from 80 miles west of Marseilles IL to 35
miles north of Valparaiso IN. For a complete depiction of the watch
see the associated watch outline update (WOUS64 KWNS WOU5).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
&&
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 3 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 400. Mean
storm motion vector 27035.
...Hart
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 25
NWS Storm Prediction Center Norman OK
355 PM CST Tue Feb 27 2024
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southeast Iowa
Northern Illinois
Northwest Indiana
Southeast Wisconsin
Lake Michigan
* Effective this Tuesday afternoon and evening from 355 PM until
1000 PM CST.
* Primary threats include...
A few tornadoes likely with a couple intense tornadoes possible
Widespread large hail and isolated very large hail events to 3
inches in diameter likely
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Thunderstorms will intensify across the watch area in the
next hour or two, with a few supercells possible. Very large hail
and a tornado or two are the main threats through the evening.
The tornado watch area is approximately along and 50 statute miles
north and south of a line from 80 miles west of Marseilles IL to 35
miles north of Valparaiso IN. For a complete depiction of the watch
see the associated watch outline update (WOUS64 KWNS WOU5).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
&&
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 3 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 400. Mean
storm motion vector 27035.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW5
WW 25 TORNADO IA IL IN WI LM 272155Z - 280400Z
AXIS..50 STATUTE MILES NORTH AND SOUTH OF LINE..
80W MMO/MARSEILLES IL/ - 35N VPZ/VALPARAISO IN/
..AVIATION COORDS.. 45NM N/S /31WNW BDF - 32WNW GIJ/
HAIL SURFACE AND ALOFT..3 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 400. MEAN STORM MOTION VECTOR 27035.
LAT...LON 42089022 42688700 41238700 40649022
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU5.
Watch 25 Status Report Messages:
STATUS REPORT #4 ON WW 25
VALID 280235Z - 280340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 ESE MMO
TO 25 SW RAC.
..SPC..02/28/24
ATTN...WFO...DVN...LOT...ILX...MKX...
&&
STATUS REPORT FOR WT 25
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC031-091-097-197-280340-
IL
. ILLINOIS COUNTIES INCLUDED ARE
COOK KANKAKEE LAKE
WILL
$$
INC007-073-089-111-127-280340-
IN
. INDIANA COUNTIES INCLUDED ARE
BENTON JASPER LAKE
NEWTON PORTER
$$
WIC059-101-127-280340-
WI
. WISCONSIN COUNTIES INCLUDED ARE
KENOSHA RACINE WALWORTH
$$
LMZ646-675-740-741-742-743-744-745-777-779-280340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
WIND POINT WI TO WINTHROP HARBOR IL
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM
OFFSHORE TO MID LAKE
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
CALUMET HARBOR IL TO GARY IN
GARY TO BURNS HARBOR IN
BURNS HARBOR TO MICHIGAN CITY IN
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
$$
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.
$$
STATUS REPORT #3 ON WW 25
VALID 280150Z - 280240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 N BMI TO
45 SW RFD TO 20 W RFD.
..SPC..02/28/24
ATTN...WFO...DVN...LOT...ILX...MKX...
&&
STATUS REPORT FOR WT 25
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC007-031-037-043-053-063-075-089-091-093-097-099-103-105-111-
141-197-201-280240-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOONE COOK DE KALB
DUPAGE FORD GRUNDY
IROQUOIS KANE KANKAKEE
KENDALL LAKE LA SALLE
LEE LIVINGSTON MCHENRY
OGLE WILL WINNEBAGO
$$
INC007-073-089-111-127-280240-
IN
. INDIANA COUNTIES INCLUDED ARE
BENTON JASPER LAKE
NEWTON PORTER
$$
WIC059-101-127-280240-
WI
. WISCONSIN COUNTIES INCLUDED ARE
KENOSHA RACINE WALWORTH
$$
LMZ646-675-740-741-742-743-744-745-777-779-280240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
WIND POINT WI TO WINTHROP HARBOR IL
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM
OFFSHORE TO MID LAKE
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
CALUMET HARBOR IL TO GARY IN
GARY TO BURNS HARBOR IN
BURNS HARBOR TO MICHIGAN CITY IN
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 25
VALID 280020Z - 280140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 ENE BRL
TO 35 E DBQ.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 166
..THORNTON..02/28/24
ATTN...WFO...DVN...LOT...ILX...MKX...
&&
STATUS REPORT FOR WT 25
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC007-011-031-037-043-053-063-073-075-089-091-093-097-099-103-
105-111-123-141-155-175-195-197-201-280140-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOONE BUREAU COOK
DE KALB DUPAGE FORD
GRUNDY HENRY IROQUOIS
KANE KANKAKEE KENDALL
LAKE LA SALLE LEE
LIVINGSTON MCHENRY MARSHALL
OGLE PUTNAM STARK
WHITESIDE WILL WINNEBAGO
$$
INC007-073-089-111-127-280140-
IN
. INDIANA COUNTIES INCLUDED ARE
BENTON JASPER LAKE
NEWTON PORTER
$$
WIC059-101-127-280140-
WI
. WISCONSIN COUNTIES INCLUDED ARE
KENOSHA RACINE WALWORTH
$$
LMZ646-675-740-741-742-743-744-745-777-779-280140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
WIND POINT WI TO WINTHROP HARBOR IL
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM
OFFSHORE TO MID LAKE
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
CALUMET HARBOR IL TO GARY IN
GARY TO BURNS HARBOR IN
BURNS HARBOR TO MICHIGAN CITY IN
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
$$
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.
$$
STATUS REPORT #1 ON WW 25
VALID 272320Z - 280040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..THORNTON..02/27/24
ATTN...WFO...DVN...LOT...ILX...MKX...
&&
STATUS REPORT FOR WT 25
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC007-011-031-037-043-053-063-073-075-089-091-093-097-099-103-
105-111-123-131-141-155-161-175-195-197-201-280040-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOONE BUREAU COOK
DE KALB DUPAGE FORD
GRUNDY HENRY IROQUOIS
KANE KANKAKEE KENDALL
LAKE LA SALLE LEE
LIVINGSTON MCHENRY MARSHALL
MERCER OGLE PUTNAM
ROCK ISLAND STARK WHITESIDE
WILL WINNEBAGO
$$
INC007-073-089-111-127-280040-
IN
. INDIANA COUNTIES INCLUDED ARE
BENTON JASPER LAKE
NEWTON PORTER
$$
IAC163-280040-
IA
. IOWA COUNTIES INCLUDED ARE
SCOTT
$$
WIC059-101-127-280040-
WI
. WISCONSIN COUNTIES INCLUDED ARE
KENOSHA RACINE WALWORTH
$$
LMZ646-675-740-741-742-743-744-745-777-779-280040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
WIND POINT WI TO WINTHROP HARBOR IL
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM
OFFSHORE TO MID LAKE
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
CALUMET HARBOR IL TO GARY IN
GARY TO BURNS HARBOR IN
BURNS HARBOR TO MICHIGAN CITY IN
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
$$
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
|
Mod (60%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Mod (40%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
High (80%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (60%)
|
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% (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.