Hazardous Weather Outlook for Ivy, Illinois
Hazardous Weather Outlook
National Weather Service St Louis MO
358 PM CDT Wed May 8 2024
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-092100-
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-
Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-
Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-
Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-Iron MO-
Madison MO-Reynolds MO-
358 PM CDT Wed May 8 2024
This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.
.DAY ONE...Tonight.
Scattered strong to severe thunderstorms are expected through early
this evening. All severe weather hazards are possible including
large hail, damaging winds, and a few tornadoes.
Training thunderstorms will be capable of producing locally heavy
rainfall and flash flooding. A Flood Watch has been issued for
portions of southeastern Missouri and southwestern Illinois.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
There is a chance of thunderstorms for parts of the area from late
Sunday through Tuesday.
.SPOTTER INFORMATION STATEMENT...
Spotters are encouraged to report occurrences of large hail, wind
damage and tornadoes to NWS St. Louis.
Severe Thunderstorm Warning for Ivy, Illinois
Severe Weather Statement
National Weather Service St Louis MO
514 PM CDT Wed May 8 2024
ILC133-163-082230-
/O.CON.KLSX.SV.W.0184.000000T0000Z-240508T2230Z/
Monroe IL-St. Clair IL-
514 PM CDT Wed May 8 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR NORTHWESTERN MONROE AND NORTHERN ST. CLAIR COUNTIES...
At 513 PM CDT, a severe thunderstorm was located over Millstadt,
moving northeast at 35 mph. Another severe thunderstorm was located
north of Valmeyer moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Belleville, O`Fallon, East St. Louis, Collinsville, Fairview Heights,
Cahokia, Swansea, Shiloh, Waterloo, Columbia, Mascoutah, Pevely,
Centreville, Lebanon, Freeburg, Caseyville, Washington Park, Dupo,
Millstadt, and New Baden.
This includes Interstate 64 in Illinois between exits 9 and 27.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until midnight CDT for southwestern
Illinois. A Tornado Watch also remains in effect until midnight CDT
for southwestern Illinois...and east central Missouri.
For your protection move to an interior room on the lowest floor of a
building.
LAT...LON 3824 9029 3829 9038 3834 9037 3838 9035
3850 9022 3866 9008 3865 8971 3853 8970
TIME...MOT...LOC 2213Z 229DEG 30KT 3847 9006
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
Severe Weather Statement for Ivy, Illinois
Severe Weather Statement
National Weather Service St Louis MO
514 PM CDT Wed May 8 2024
ILC133-163-082230-
/O.CON.KLSX.SV.W.0184.000000T0000Z-240508T2230Z/
Monroe IL-St. Clair IL-
514 PM CDT Wed May 8 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR NORTHWESTERN MONROE AND NORTHERN ST. CLAIR COUNTIES...
At 513 PM CDT, a severe thunderstorm was located over Millstadt,
moving northeast at 35 mph. Another severe thunderstorm was located
north of Valmeyer moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Belleville, O`Fallon, East St. Louis, Collinsville, Fairview Heights,
Cahokia, Swansea, Shiloh, Waterloo, Columbia, Mascoutah, Pevely,
Centreville, Lebanon, Freeburg, Caseyville, Washington Park, Dupo,
Millstadt, and New Baden.
This includes Interstate 64 in Illinois between exits 9 and 27.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until midnight CDT for southwestern
Illinois. A Tornado Watch also remains in effect until midnight CDT
for southwestern Illinois...and east central Missouri.
For your protection move to an interior room on the lowest floor of a
building.
LAT...LON 3824 9029 3829 9038 3834 9037 3838 9035
3850 9022 3866 9008 3865 8971 3853 8970
TIME...MOT...LOC 2213Z 229DEG 30KT 3847 9006
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
Severe Thunderstorm Warning for Ivy, Illinois
Severe Weather Statement
National Weather Service St Louis MO
512 PM CDT Wed May 8 2024
ILC133-MOC099-082245-
/O.COR.KLSX.SV.W.0186.000000T0000Z-240508T2245Z/
Monroe IL-Jefferson MO-
512 PM CDT Wed May 8 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR WEST CENTRAL MONROE AND CENTRAL JEFFERSON COUNTIES...
At 511 PM CDT, a severe thunderstorm was located near Horine, moving
northeast at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Law enforcement reported quarter size hail in Hillsboro.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Festus, De Soto, Pevely, Crystal City, Herculaneum, Hillsboro,
Barnhart, Olympian Village, Horine, Imperial, Kimmswick, Hematite,
Victoria, Fletcher, and Mapaville.
This also includes Sandy Creek Covered Bridge Historic Site and Gov.
Dunklin`s Grave Historic Site.
This includes Interstate 55 in Missouri between exits 174 and 187.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until midnight CDT for southwestern
Illinois...and southeastern and east central Missouri.
For your protection move to an interior room on the lowest floor of a
building.
LAT...LON 3803 9062 3807 9061 3808 9066 3810 9065
3809 9067 3817 9075 3840 9035 3829 9038
3823 9027 3801 9061
TIME...MOT...LOC 2209Z 229DEG 41KT 3824 9051
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
Tornado Watch for Ivy, Illinois
TORNADO WATCH OUTLINE UPDATE FOR WT 212
NWS STORM PREDICTION CENTER NORMAN OK
440 PM CDT WED MAY 8 2024
TORNADO WATCH 212 IS IN EFFECT UNTIL 1200 AM CDT FOR THE
FOLLOWING LOCATIONS
ILC003-055-059-069-077-087-127-133-145-151-153-157-165-181-199-
090500-
/O.NEW.KWNS.TO.A.0212.240508T2140Z-240509T0500Z/
IL
. ILLINOIS COUNTIES INCLUDED ARE
ALEXANDER FRANKLIN GALLATIN
HARDIN JACKSON JOHNSON
MASSAC MONROE PERRY
POPE PULASKI RANDOLPH
SALINE UNION WILLIAMSON
Flood Advisory for Ivy, Illinois
Flood Advisory
National Weather Service St Louis MO
241 PM CDT Wed May 8 2024
ILC133-082245-
/O.NEW.KLSX.FA.Y.0018.240508T1941Z-240508T2245Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe IL-
241 PM CDT Wed May 8 2024
...FLOOD ADVISORY IN EFFECT UNTIL 545 PM CDT THIS AFTERNOON...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall is expected.
* WHERE...A portion of southwest Illinois, including the following
county, Monroe.
* WHEN...Until 545 PM CDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
* ADDITIONAL DETAILS...
- At 241 PM CDT, the public reported heavy rain in the advisory
area due to thunderstorms. This will cause urban and small
stream flooding. Between 1 and 3 inches of rain have fallen.
- Some locations that will experience flooding include...
Waterloo, Red Bud, Oakville, Valmeyer, New Design, Fountain,
Hecker, Maeystown, Burksville, Wartburg, Madonnaville, Foster
Pond, Monroe City, Chalfin Bridge, Ames and Harrisonville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.
LAT...LON 3827 8992 3826 8991 3825 8992 3823 8990
3822 9004 3814 9004 3819 9033 3825 9036
3832 9037 3839 9034 3839 9033 3831 9004
3830 8991 3828 8991 3828 8992
Flood Watch for Ivy, Illinois
Flood Watch
National Weather Service St Louis MO
301 AM CDT Wed May 8 2024
ILZ079-101-102-MOZ047>049-059-062>065-072>075-084-085-099-082315-
/O.NEW.KLSX.FA.A.0003.240508T1500Z-240509T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Randolph IL-Saint Clair IL-Monroe IL-Moniteau MO-Cole MO-Osage MO-
Gasconade MO-Franklin MO-Saint Louis MO-Saint Louis City MO-
Jefferson MO-Crawford MO-Washington MO-Saint Francois MO-Sainte
Genevieve MO-Iron MO-Madison MO-Reynolds MO-
Including the cities of Saint Louis, Union, Cahokia, Chester,
Washington, Jefferson City, Sullivan, Belleville, Farmington, and
Sparta
301 AM CDT Wed May 8 2024
...FLOOD WATCH IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH THIS
EVENING...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of southwest Illinois, including the following
areas, Monroe IL, Randolph IL and Saint Clair IL and Missouri,
including the following areas, Cole MO, Crawford MO, Franklin MO,
Gasconade MO, Iron MO, Jefferson MO, Madison MO, Moniteau MO,
Osage MO, Reynolds MO, Saint Francois MO, Saint Louis City MO,
Saint Louis MO, Sainte Genevieve MO and Washington MO.
* WHEN...From 10 AM CDT this morning through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Training thunderstorms capable of locally heavy rainfall
could produce areas of 2 to 5 inches of total rainfall.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.