Alert archive / Illinois / Tornado Warnings in 2021
Tornado Warning 15, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jun 25, 2021, 12:03 AM CDT for Adams County, Pike County, Illinois. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 25, 2021, 12:03 AM CDT (05:03 UTC)
- Expired
- Jun 25, 2021, 12:45 AM CDT
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Adams County, IL, Pike County, IL
The radar
The St Louis radar (KLSX), 131 km from the middle of the area, began a volume at 05:05 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 24, 8:57 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 24, 11:47 PM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 5.1 hours before the alert went out and 214 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 112 J/kg
- Mixed-layer CIN
- -93 J/kg
- Mixed-layer LCL
- 817 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted.
080
WFUS53 KLSX 250503
TORLSX
ILC001-149-250545-
/O.NEW.KLSX.TO.W.0015.210625T0503Z-210625T0545Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
1203 AM CDT Fri Jun 25 2021
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northwestern Pike County in west central Illinois...
Southern Adams County in west central Illinois...
* Until 1245 AM CDT.
* At 1203 AM CDT, a severe thunderstorm capable of producing a
tornado was located near Palmyra, moving east at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Payson and Fall Creek around 1215 AM CDT.
Quincy Regional Airport around 1220 AM CDT.
Other locations in the path of this tornadic thunderstorm include
Beverly and Clayton.
This also includes Siloam Springs State Park.
This includes the following highways...
Interstate 172 between exits 2 and 14.
Interstate 72 between exits 4 and 10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 3976 9092 3964 9125 3964 9126 3967 9128
3972 9135 3974 9137 3979 9136 3982 9138
3984 9143 3987 9145 3990 9144 4006 9092
TIME...MOT...LOC 0503Z 248DEG 49KT 3974 9147
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
CVKING1 follow-up statement
528
WWUS53 KLSX 250519
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1219 AM CDT Fri Jun 25 2021
ILC001-149-250545-
/O.CON.KLSX.TO.W.0015.000000T0000Z-210625T0545Z/
Pike IL-Adams IL-
1219 AM CDT Fri Jun 25 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
NORTHWESTERN PIKE AND SOUTHEASTERN ADAMS COUNTIES IN WEST CENTRAL
ILLINOIS...
At 1219 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Payson, moving east at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Beverly.
This also includes Siloam Springs State Park.
This includes the following highways...
Interstate 172 near exit 2.
Interstate 72 between exits 4 and 10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 3976 9092 3964 9126 3980 9132 3993 9133
4006 9092
TIME...MOT...LOC 0519Z 248DEG 49KT 3982 9121
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:11 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin | 49 min |
| Jun 24, 8:42 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 47 min |
| Jun 24, 11:29 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 46 min |
| Jun 25, 12:17 AM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Calhoun, Pike | 43 min |
| Jun 25, 12:57 AM CDT | Severe Thunderstorm Warning | LSX | Brown, Calhoun, Greene, Jersey, Pike | 48 min |
Nearby
Tornado Warnings in Illinois, 2021Every tornado warning in 2021Tornadoes in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.