Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 567
NWS Storm Prediction Center Norman OK
615 AM CDT Tue Jul 30 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central Illinois
* Effective this Tuesday morning from 615 AM until 1000 AM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
mph possible
SUMMARY...A cluster of storms with a history of severe-caliber wind
gusts overnight should continue to move southeastward across the
region this morning, with some severe wind potential persisting even
if a weakening trend continues.
The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 55 miles west northwest
of Springfield IL to 25 miles east northeast of Springfield IL. For
a complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 566...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 65 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
30040.
...Guyer
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 567
NWS Storm Prediction Center Norman OK
615 AM CDT Tue Jul 30 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central Illinois
* Effective this Tuesday morning from 615 AM until 1000 AM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
mph possible
SUMMARY...A cluster of storms with a history of severe-caliber wind
gusts overnight should continue to move southeastward across the
region this morning, with some severe wind potential persisting even
if a weakening trend continues.
The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 55 miles west northwest
of Springfield IL to 25 miles east northeast of Springfield IL. For
a complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 566...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 65 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
30040.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 567 SEVERE TSTM IL 301115Z - 301500Z
AXIS..40 STATUTE MILES NORTH AND SOUTH OF LINE..
55WNW SPI/SPRINGFIELD IL/ - 25ENE SPI/SPRINGFIELD IL/
..AVIATION COORDS.. 35NM N/S /34ENE UIN - 23NW AXC/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..65 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 30040.
LAT...LON 40739064 40578924 39418924 39579064
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 567 Status Report Messages:
STATUS REPORT #1 ON WW 567
VALID 301225Z - 301340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 ESE UIN
TO 5 WSW PIA.
..GRAMS..07/30/24
ATTN...WFO...ILX...
&&
STATUS REPORT FOR WS 567
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC017-107-125-129-137-167-179-301340-
IL
. ILLINOIS COUNTIES INCLUDED ARE
CASS LOGAN MASON
MENARD MORGAN SANGAMON
TAZEWELL
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Low (10%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (60%)
|
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
