Alert archive / Illinois / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 62, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 19, 2021, 2:52 PM CDT for Pike County, Illinois; Pike County, Missouri. It was in force for 38 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 19, 2021, 2:52 PM CDT (19:52 UTC)
- Expired
- Jun 19, 2021, 3:30 PM CDT
- In force
- 38 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Pike County, IL, Pike County, MO
The radar
The St Louis radar (KLSX), 84 km from the middle of the area, began a volume at 19:55 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 19, 2:52 PM CDT | HAIL 0.88 | 5 Ssw Ashburn, MO | HAIL UP TO NICKEL SIZE ALONG WITH GUSTY WINDS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 19, 2:43 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 7.9 hours before the alert went out and 225 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1960 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 203 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
587
WUUS53 KLSX 191952
SVRLSX
ILC149-MOC163-192030-
/O.NEW.KLSX.SV.W.0062.210619T1952Z-210619T2030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
252 PM CDT Sat Jun 19 2021
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
South central Pike County in west central Illinois...
Central Pike County in northeastern Missouri...
* Until 330 PM CDT.
* At 252 PM CDT, a severe thunderstorm was located near Frankford,
moving east at 25 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.
* This severe thunderstorm will be near...
Bowling Green around 255 PM CDT.
Tarrants around 300 PM CDT.
Other locations in the path of this severe thunderstorm include
Louisiana and Pike.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3940 9093 3939 9094 3939 9093 3928 9092
3934 9138 3949 9139 3950 9093
TIME...MOT...LOC 1952Z 269DEG 21KT 3946 9125
HAIL...1.00IN
WIND...60MPH
$$
KD2 follow-up statements
458
WWUS53 KLSX 192009
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
309 PM CDT Sat Jun 19 2021
ILC149-MOC163-192030-
/O.CON.KLSX.SV.W.0062.000000T0000Z-210619T2030Z/
Pike IL-Pike MO-
309 PM CDT Sat Jun 19 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR SOUTH CENTRAL PIKE COUNTY IN WEST CENTRAL ILLINOIS AND CENTRAL
PIKE COUNTIES IN NORTHEASTERN MISSOURI...
At 309 PM CDT, a severe thunderstorm was located over Louisiana,
moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of south
central Pike County in west central Illinois and central Pike
Counties in northeastern Missouri.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3940 9093 3939 9094 3939 9093 3928 9092
3933 9132 3949 9132 3950 9093
TIME...MOT...LOC 2009Z 264DEG 29KT 3946 9106
HAIL...1.00IN
WIND...60MPH
$$
KD630
WWUS53 KLSX 192027
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
327 PM CDT Sat Jun 19 2021
ILC149-MOC163-192037-
/O.EXP.KLSX.SV.W.0062.000000T0000Z-210619T2030Z/
Pike IL-Pike MO-
327 PM CDT Sat Jun 19 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL PIKE COUNTY IN
WEST CENTRAL ILLINOIS AND CENTRAL PIKE COUNTIES IN NORTHEASTERN
MISSOURI WILL EXPIRE AT 330 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire. However gusty winds and heavy rain are still
possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
southwestern and west central Illinois...and northeastern Missouri.
LAT...LON 3940 9093 3939 9094 3939 9093 3928 9092
3933 9132 3949 9132 3950 9093
TIME...MOT...LOC 2027Z 269DEG 21KT 3946 9092
$$
GKSThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 5:44 AM CDT | Severe Thunderstorm Warning | LSX | Marion | 18 min |
| Jun 19, 10:45 AM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 45 min |
| Jun 19, 2:15 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey | 31 min |
| Jun 19, 2:44 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey | 32 min |
| Jun 19, 2:55 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey | 50 min |
| Jun 19, 3:21 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Pike | 25 min |
| Jun 19, 3:31 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 44 min |
| Jun 19, 4:10 PM CDT | Flash Flood Warning | LSX | Calhoun | 6 hr |
| Jun 19, 4:16 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey, Madison | 44 min |
| Jun 19, 4:35 PM CDT | Flash Flood Warning | LSX | Calhoun, Greene, Jersey | 6 hr |
| Jun 19, 4:43 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 47 min |
| Jun 19, 5:17 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 43 min |
| Jun 19, 5:25 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 35 min |
| Jun 19, 6:00 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 45 min |
| Jun 19, 5:09 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 51 min |
| Jun 19, 5:31 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Ralls | 59 min |
| Jun 19, 5:46 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 59 min |
| Jun 19, 5:58 PM CDT | Flash Flood Warning | LSX | Marion, Pike, Ralls | 6 hr |
| Jun 19, 6:46 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 44 min |
| Jun 19, 6:54 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Ralls | 51 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2021Severe Thunderstorm Warnings in Missouri, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.