Alert archive / Illinois / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 26, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at May 27, 2021, 11:58 AM CDT for Morgan County, Sangamon County, Illinois. It was in force for 62 min. 2 reports 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
- May 27, 2021, 11:58 AM CDT (16:58 UTC)
- Expired
- May 27, 2021, 1:00 PM CDT
- In force
- 62 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Morgan County, IL, Sangamon County, IL
The radar
The Lincoln radar (KILX), 77 km from the middle of the area, began a volume at 17:00 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 |
|---|---|---|---|
| May 27, 12:35 PM CDT | TSTM WND DMG | 1 Nne Southern View, IL | POWER LINES AND TREES DOWN IN ROADWAY. TIME ESTIMATED BY RADAR. |
| May 27, 12:40 PM CDT | TSTM WND DMG | 1 Ene Southern View, IL | NUMEROUS TREE LIMBS DOWN. TIME ESTIMATED BY RADAR. |
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 |
|---|---|---|---|
| May 27, 11:26 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 5.0 hours before the alert went out and 131 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
- 1679 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 150 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
562
WUUS53 KILX 271658
SVRILX
ILC137-167-271800-
/O.NEW.KILX.SV.W.0026.210527T1658Z-210527T1800Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lincoln IL
1158 AM CDT Thu May 27 2021
The National Weather Service in Lincoln has issued a
* Severe Thunderstorm Warning for...
Sangamon County in central Illinois...
Morgan County in west central Illinois...
* Until 100 PM CDT.
* At 1158 AM CDT, severe thunderstorms were located along a line
extending from near Jacksonville to Athensville, moving east at 40
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.
* Severe thunderstorms will be near...
Alexander and Franklin around 1215 PM CDT.
Other locations in the path of these severe thunderstorms include
Waverly, New Berlin, Loami, Auburn, Chatham, Divernon, Springfield,
Pawnee, Sherman, Rochester and Riverton.
This includes the following highways...
Interstate 55 between mile markers 77 and 104.
Interstate 72 between mile markers 61 and 107.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3991 8954 3952 8953 3952 9029 3961 9031
3963 9030 3964 9031 3979 9034
TIME...MOT...LOC 1658Z 251DEG 35KT 3974 9027 3947 9021
HAIL...1.00IN
WIND...60MPH
$$
Barnes4 follow-up statements
813
WWUS53 KILX 271715
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
1215 PM CDT Thu May 27 2021
ILC137-167-271800-
/O.CON.KILX.SV.W.0026.000000T0000Z-210527T1800Z/
Sangamon-Morgan-
1215 PM CDT Thu May 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CDT
FOR SANGAMON AND EASTERN MORGAN COUNTIES...
At 1214 PM CDT, severe thunderstorms were located along a line
extending from near Literberry to near Palmyra, moving east at 40
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
These severe storms will be near...
Waverly around 1220 PM CDT.
Auburn and Loami around 1235 PM CDT.
Divernon around 1240 PM CDT.
Chatham around 1245 PM CDT.
Springfield and Pawnee around 1250 PM CDT.
Sherman and Rochester around 1255 PM CDT.
Other locations impacted by these severe thunderstorms include
Spaulding, Sinclair, Curran, Glenarm, Berlin, Thayer, Southern View,
Capital Airport, Farmingdale and Clear Lake.
This includes the following highways...
Interstate 55 between mile markers 77 and 104.
Interstate 72 between mile markers 73 and 107.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3991 8954 3952 8953 3952 9006 3961 9008
3982 9014
TIME...MOT...LOC 1714Z 249DEG 36KT 3982 9011 3952 9001
HAIL...1.00IN
WIND...60MPH
$$
Barnes722
WWUS53 KILX 271729
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
1229 PM CDT Thu May 27 2021
ILC137-167-271800-
/O.CON.KILX.SV.W.0026.000000T0000Z-210527T1800Z/
Sangamon-Morgan-
1229 PM CDT Thu May 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CDT
FOR SANGAMON AND EASTERN MORGAN COUNTIES...
At 1228 PM CDT, severe thunderstorms were located along a line
extending from Pleasant Plains to near Virden, moving east at 45 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.
These severe storms will be near...
Divernon around 1240 PM CDT.
Springfield and Pawnee around 1245 PM CDT.
Sherman around 1250 PM CDT.
Riverton around 1255 PM CDT.
Other locations impacted by these severe thunderstorms include
Spaulding, Sinclair, Curran, Glenarm, Berlin, Thayer, Southern View,
Capital Airport, Farmingdale and Clear Lake.
This includes the following highways...
Interstate 55 between mile markers 77 and 103.
Interstate 72 between mile markers 73 and 107.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3990 8954 3952 8953 3952 9006 3961 9008
3982 9014
TIME...MOT...LOC 1728Z 253DEG 37KT 3986 8990 3953 8982
HAIL...1.00IN
WIND...60MPH
$$
Barnes426
WWUS53 KILX 271732
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
1232 PM CDT Thu May 27 2021
ILC137-271742-
/O.CAN.KILX.SV.W.0026.000000T0000Z-210527T1800Z/
Morgan-
1232 PM CDT Thu May 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MORGAN COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 700 PM CDT for
central Illinois.
LAT...LON 3990 8954 3952 8953 3952 8983 3961 8984
3985 8990
TIME...MOT...LOC 1732Z 251DEG 35KT 3986 8988 3953 8980
$$
ILC167-271800-
/O.CON.KILX.SV.W.0026.000000T0000Z-210527T1800Z/
Sangamon-
1232 PM CDT Thu May 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CDT
FOR CENTRAL SANGAMON COUNTY...
At 1232 PM CDT, severe thunderstorms were located along a line
extending from near Pleasant Plains to near Virden, moving east at
45 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.
These severe storms will be near...
Auburn around 1240 PM CDT.
Divernon around 1245 PM CDT.
Springfield and Pawnee around 1250 PM CDT.
Sherman around 1255 PM CDT.
Riverton around 100 PM CDT.
Other locations impacted by these severe thunderstorms include
Spaulding, Curran, Farmingdale, Glenarm, Thayer, Clear Lake, Southern
View, Grandview, Jerome and Leland Grove.
This includes the following highways...
Interstate 55 between mile markers 77 and 103.
Interstate 72 between mile markers 86 and 107.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3990 8954 3952 8953 3952 8983 3961 8984
3985 8990
TIME...MOT...LOC 1732Z 251DEG 35KT 3986 8988 3953 8980
HAIL...1.00IN
WIND...60MPH
$$
Barnes573
WWUS53 KILX 271755
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
1255 PM CDT Thu May 27 2021
ILC167-271804-
/O.EXP.KILX.SV.W.0026.000000T0000Z-210527T1800Z/
Sangamon-
1255 PM CDT Thu May 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL SANGAMON COUNTY WILL
EXPIRE AT 100 PM CDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 700 PM CDT for
central Illinois.
LAT...LON 3990 8954 3952 8953 3952 8983 3961 8984
3985 8990
TIME...MOT...LOC 1754Z 251DEG 35KT 3993 8963 3960 8955
$$
BarnesThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 10:13 AM CDT | Special Weather Statement | ILX | Menard, Morgan, Sangamon | 32 min |
| May 27, 11:14 AM CDT | Special Weather Statement | ILX | Cass, Morgan, Scott | 46 min |
| May 27, 1:05 PM CDT | Severe Thunderstorm Warning | ILX | Christian, DeWitt, Logan, Macon, Sangamon, Shelby | 55 min |
| May 27, 3:06 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper | 54 min |
| May 27, 3:47 PM CDT | Severe Thunderstorm Warning | ILX | Jasper, Richland | 58 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 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.