Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 99
NWS Storm Prediction Center Norman OK
315 PM CDT Wed Apr 2 2025
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Central and Eastern Illinois
Western and Central Indiana
* Effective this Wednesday afternoon and evening from 315 PM
until 1000 PM CDT.
* Primary threats include...
Several tornadoes likely with a couple intense tornadoes
possible
Widespread damaging winds likely with isolated significant gusts
to 80 mph possible
Scattered large hail events to 1.5 inches in diameter possible
SUMMARY...Severe storms are expected to develop and increase
initially across central/northeast Illinois late this afternoon, and
steadily progress east-northeastward into eastern Illinois and much
of western/central/northern Indiana by evening.
The tornado watch area is approximately along and 90 statute miles
north and south of a line from 30 miles west northwest of Decatur IL
to 45 miles north northeast of Indianapolis IN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU9).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 97...WW 98...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 70 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 23035.
...Guyer
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 99
NWS Storm Prediction Center Norman OK
315 PM CDT Wed Apr 2 2025
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Central and Eastern Illinois
Western and Central Indiana
* Effective this Wednesday afternoon and evening from 315 PM
until 1000 PM CDT.
* Primary threats include...
Several tornadoes likely with a couple intense tornadoes
possible
Widespread damaging winds likely with isolated significant gusts
to 80 mph possible
Scattered large hail events to 1.5 inches in diameter possible
SUMMARY...Severe storms are expected to develop and increase
initially across central/northeast Illinois late this afternoon, and
steadily progress east-northeastward into eastern Illinois and much
of western/central/northern Indiana by evening.
The tornado watch area is approximately along and 90 statute miles
north and south of a line from 30 miles west northwest of Decatur IL
to 45 miles north northeast of Indianapolis IN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU9).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 97...WW 98...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 70 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 23035.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW9
WW 99 TORNADO IL IN 022015Z - 030300Z
AXIS..90 STATUTE MILES NORTH AND SOUTH OF LINE..
30WNW DEC/DECATUR IL/ - 45NNE IND/INDIANAPOLIS IN/
..AVIATION COORDS.. 80NM N/S /29WNW AXC - 36NNE IND/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 23035.
LAT...LON 41308939 41628595 39028595 38688939
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU9.
Watch 99 Status Report Messages:
STATUS REPORT #3 ON WW 99
VALID 030130Z - 030240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 NNW EVV
TO 20 NW IND TO 15 ENE SBN.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 367
..WEINMAN..04/03/25
ATTN...WFO...ILX...LOT...IND...IWX...
&&
STATUS REPORT FOR WT 99
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC101-030240-
IL
. ILLINOIS COUNTIES INCLUDED ARE
LAWRENCE
$$
INC001-003-009-011-013-017-021-023-027-033-039-049-053-055-057-
063-067-069-075-081-083-085-087-093-097-099-101-103-105-109-113-
119-133-151-153-159-169-179-183-030240-
IN
. INDIANA COUNTIES INCLUDED ARE
ADAMS ALLEN BLACKFORD
BOONE BROWN CASS
CLAY CLINTON DAVIESS
DE KALB ELKHART FULTON
GRANT GREENE HAMILTON
HENDRICKS HOWARD HUNTINGTON
JAY JOHNSON KNOX
KOSCIUSKO LAGRANGE LAWRENCE
MARION MARSHALL MARTIN
MIAMI MONROE MORGAN
NOBLE OWEN PUTNAM
STEUBEN SULLIVAN TIPTON
WABASH WELLS WHITLEY
$$
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.
$$
STATUS REPORT #2 ON WW 99
VALID 030050Z - 030140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 E SLO TO
10 NNW HUF TO 15 WNW SBN.
..WEINMAN..04/03/25
ATTN...WFO...ILX...LOT...IND...IWX...
&&
STATUS REPORT FOR WT 99
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC023-025-033-079-101-159-030140-
IL
. ILLINOIS COUNTIES INCLUDED ARE
CLARK CLAY CRAWFORD
JASPER LAWRENCE RICHLAND
$$
INC001-003-009-011-013-015-017-021-023-027-033-039-045-049-053-
055-057-063-067-069-075-081-083-085-087-091-093-097-099-101-103-
105-107-109-113-119-121-131-133-141-149-151-153-157-159-167-169-
179-181-183-030140-
IN
. INDIANA COUNTIES INCLUDED ARE
ADAMS ALLEN BLACKFORD
BOONE BROWN CARROLL
CASS CLAY CLINTON
DAVIESS DE KALB ELKHART
FOUNTAIN FULTON GRANT
GREENE HAMILTON HENDRICKS
HOWARD HUNTINGTON JAY
JOHNSON KNOX KOSCIUSKO
LAGRANGE LA PORTE LAWRENCE
MARION MARSHALL MARTIN
MIAMI MONROE MONTGOMERY
MORGAN NOBLE OWEN
PARKE PULASKI PUTNAM
ST. JOSEPH STARKE STEUBEN
SULLIVAN TIPPECANOE TIPTON
VIGO WABASH WELLS
WHITE WHITLEY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 99
VALID 022245Z - 022340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 361
..WEINMAN..04/02/25
ATTN...WFO...ILX...LOT...IND...IWX...
&&
STATUS REPORT FOR WT 99
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC019-021-023-025-029-033-035-039-041-045-049-053-063-075-079-
091-101-105-107-113-115-129-139-147-159-167-173-183-197-
022340-
IL
. ILLINOIS COUNTIES INCLUDED ARE
CHAMPAIGN CHRISTIAN CLARK
CLAY COLES CRAWFORD
CUMBERLAND DE WITT DOUGLAS
EDGAR EFFINGHAM FORD
GRUNDY IROQUOIS JASPER
KANKAKEE LAWRENCE LIVINGSTON
LOGAN MCLEAN MACON
MENARD MOULTRIE PIATT
RICHLAND SANGAMON SHELBY
VERMILION WILL
$$
INC007-011-013-015-017-021-023-027-045-049-053-055-057-063-067-
073-081-083-085-089-091-093-097-099-101-103-105-107-109-111-119-
121-127-131-133-149-153-157-159-165-167-169-171-181-022340-
IN
. INDIANA COUNTIES INCLUDED ARE
BENTON BOONE BROWN
CARROLL CASS CLAY
CLINTON DAVIESS FOUNTAIN
FULTON GRANT GREENE
HAMILTON HENDRICKS HOWARD
JASPER JOHNSON KNOX
KOSCIUSKO LAKE LA PORTE
LAWRENCE MARION MARSHALL
MARTIN MIAMI MONROE
MONTGOMERY MORGAN NEWTON
OWEN PARKE PORTER
PULASKI PUTNAM STARKE
SULLIVAN TIPPECANOE TIPTON
VERMILLION VIGO WABASH
WARREN WHITE
$$
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
|
High (80%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Mod (50%)
|
Wind
Probability of 10 or more severe wind events
|
High (90%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (50%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (50%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (20%)
|
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.
weather.gov 
@NWSSPC
