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
Severe Thunderstorm Watch Number 119
NWS Storm Prediction Center Norman OK
320 PM CDT Tue Apr 16 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southern Illinois
Southeast Missouri
* Effective this Tuesday afternoon and evening from 320 PM until
900 PM CDT.
* Primary threats include...
Scattered damaging wind gusts to 65 mph possible
Scattered large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...Strong to severe storms will continue to move
east-northeastward across the region this afternoon, with damaging
winds and hail as the primary risks.
The severe thunderstorm watch area is approximately along and 55
statute miles east and west of a line from 45 miles west northwest
of Mattoon IL to 40 miles southwest of Farmington MO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU9).
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 116...WW 117...WW 118...
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
24035.
...Guyer
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 119
NWS Storm Prediction Center Norman OK
320 PM CDT Tue Apr 16 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southern Illinois
Southeast Missouri
* Effective this Tuesday afternoon and evening from 320 PM until
900 PM CDT.
* Primary threats include...
Scattered damaging wind gusts to 65 mph possible
Scattered large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...Strong to severe storms will continue to move
east-northeastward across the region this afternoon, with damaging
winds and hail as the primary risks.
The severe thunderstorm watch area is approximately along and 55
statute miles east and west of a line from 45 miles west northwest
of Mattoon IL to 40 miles southwest of Farmington MO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU9).
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 116...WW 117...WW 118...
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
24035.
...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 119 SEVERE TSTM IL MO 162020Z - 170200Z
AXIS..55 STATUTE MILES EAST AND WEST OF LINE..
45WNW MTO/MATTOON IL/ - 40SW FAM/FARMINGTON MO/
..AVIATION COORDS.. 50NM E/W /9W AXC - 39WSW FAM/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..55 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24035.
LAT...LON 39718803 37368994 37369195 39719010
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU9.
Watch 119 Status Report Messages:
STATUS REPORT #4 ON WW 119
VALID 170100Z - 170240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 SE SPI TO
35 SW SPI.
..KERR..04/17/24
ATTN...WFO...LSX...ILX...
&&
STATUS REPORT FOR WS 119
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC129-167-170240-
IL
. ILLINOIS COUNTIES INCLUDED ARE
MENARD SANGAMON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 119
VALID 162330Z - 170040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 WSW MVN
TO 30 ENE VIH.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 467.
..KERR..04/16/24
ATTN...WFO...LSX...ILX...
&&
STATUS REPORT FOR WS 119
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC005-013-021-025-027-049-051-061-083-117-119-121-129-133-135-
163-167-173-189-170040-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOND CALHOUN CHRISTIAN
CLAY CLINTON EFFINGHAM
FAYETTE GREENE JERSEY
MACOUPIN MADISON MARION
MENARD MONROE MONTGOMERY
ST. CLAIR SANGAMON SHELBY
WASHINGTON
$$
MOC071-099-113-183-189-219-510-170040-
MO
. MISSOURI COUNTIES INCLUDED ARE
FRANKLIN JEFFERSON LINCOLN
ST. CHARLES ST. LOUIS WARREN
MISSOURI INDEPENDENT CITIES INCLUDED ARE
ST. LOUIS CITY
$$
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.
$$
STATUS REPORT #2 ON WW 119
VALID 162230Z - 162340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 WSW MVN
TO 25 ENE VIH.
..KERR..04/16/24
ATTN...WFO...LSX...ILX...
&&
STATUS REPORT FOR WS 119
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC005-013-021-025-027-049-051-061-083-117-119-121-129-133-135-
163-167-173-189-162340-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOND CALHOUN CHRISTIAN
CLAY CLINTON EFFINGHAM
FAYETTE GREENE JERSEY
MACOUPIN MADISON MARION
MENARD MONROE MONTGOMERY
ST. CLAIR SANGAMON SHELBY
WASHINGTON
$$
MOC071-099-113-183-189-219-510-162340-
MO
. MISSOURI COUNTIES INCLUDED ARE
FRANKLIN JEFFERSON LINCOLN
ST. CHARLES ST. LOUIS WARREN
MISSOURI INDEPENDENT CITIES INCLUDED ARE
ST. LOUIS CITY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 119
VALID 162130Z - 162240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..04/16/24
ATTN...WFO...LSX...ILX...
&&
STATUS REPORT FOR WS 119
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC005-013-021-025-027-049-051-061-083-117-119-121-129-133-135-
157-163-167-173-189-162240-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOND CALHOUN CHRISTIAN
CLAY CLINTON EFFINGHAM
FAYETTE GREENE JERSEY
MACOUPIN MADISON MARION
MENARD MONROE MONTGOMERY
RANDOLPH ST. CLAIR SANGAMON
SHELBY WASHINGTON
$$
MOC055-071-093-099-113-123-179-183-186-187-189-219-221-510-
162240-
MO
. MISSOURI COUNTIES INCLUDED ARE
CRAWFORD FRANKLIN IRON
JEFFERSON LINCOLN MADISON
REYNOLDS ST. CHARLES STE. GENEVIEVE
ST. FRANCOIS ST. LOUIS WARREN
WASHINGTON
MISSOURI INDEPENDENT CITIES INCLUDED ARE
ST. LOUIS CITY
$$
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 (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (10%)
|
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 (50%)
|
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 (80%)
|
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.