Alert archive / Illinois / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 21, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at May 14, 2018, 6:54 PM CDT for McLean County, Illinois. It was in force for 51 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 14, 2018, 6:54 PM CDT (23:54 UTC)
- Expired
- May 14, 2018, 7:45 PM CDT
- In force
- 51 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 50.0 mph
County McLean County, IL
The radar
The Lincoln radar (KILX), 72 km from the middle of the area, began a volume at 23:57 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 14, 7:02 PM CDT | HAIL 0.75 | Chenoa, IL | |
| May 14, 7:02 PM CDT | HAIL 1 | Chenoa, IL | DELAYED REPORT |
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 14, 2:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.9 hours before the alert went out and 61 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
- 962 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1462 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
368
WUUS53 KILX 142354
SVRILX
ILC113-150045-
/O.NEW.KILX.SV.W.0021.180514T2354Z-180515T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lincoln IL
654 PM CDT MON MAY 14 2018
The National Weather Service in Lincoln has issued a
* Severe Thunderstorm Warning for...
Northeastern McLean County in central Illinois...
* Until 745 PM CDT
* At 654 PM CDT, a severe thunderstorm was located near Hudson, or 10
miles north of Bloomington, moving northeast at 35 mph.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Lexington, Hudson, Chenoa, Gridley, Towanda, Pleasant Hill, Weston
and Lake Bloomington.
This includes the following highways...
Interstate 39 between mile markers 6 and 9.
Interstate 55 between mile markers 170 and 187.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4066 8858 4055 8891 4063 8904 4067 8900
4067 8898 4068 8898 4076 8890 4075 8858
TIME...MOT...LOC 2354Z 226DEG 30KT 4062 8892
HAIL...1.25IN
WIND...<50MPH
$$
073 follow-up statements
516
WWUS53 KILX 150013
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
713 PM CDT MON MAY 14 2018
ILC113-150045-
/O.CON.KILX.SV.W.0021.000000T0000Z-180515T0045Z/
McLean-
713 PM CDT MON MAY 14 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR NORTHEASTERN MCLEAN COUNTY...
At 711 PM CDT, a severe thunderstorm was located over Lexington, or
15 miles northeast of Bloomington, moving northeast at 25 mph.
Another severe thunderstorm was near Chenoa. Dime size hail was
reported 2 miles west of Chenoa at 709 pm.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Lexington, Chenoa, Gridley, Towanda, Pleasant Hill and Weston.
This includes Interstate 55 between mile markers 170 and 187.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4066 8858 4055 8891 4063 8894 4076 8890
4075 8858
TIME...MOT...LOC 0011Z 242DEG 22KT 4066 8880
HAIL...1.25IN
WIND...<50MPH
$$
07144 WWUS53 KILX 150029 SVSILX Severe Weather Statement National Weather Service Lincoln IL 729 PM CDT MON MAY 14 2018 ILC113-150045- /O.CON.KILX.SV.W.0021.000000T0000Z-180515T0045Z/ McLean- 729 PM CDT MON MAY 14 2018 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR NORTHEASTERN MCLEAN COUNTY... At 729 PM CDT, a severe thunderstorm was located near Chenoa, or 7 miles west of Fairbury, moving northeast at 35 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Chenoa and Weston. This includes Interstate 55 between mile markers 185 and 186. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4066 8858 4065 8871 4075 8876 4075 8858 TIME...MOT...LOC 0029Z 226DEG 30KT 4076 8866 HAIL...1.00IN WIND...<50MPH $$ 07
785
WWUS53 KILX 150038
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
738 PM CDT MON MAY 14 2018
ILC113-150048-
/O.EXP.KILX.SV.W.0021.000000T0000Z-180515T0045Z/
McLean-
738 PM CDT MON MAY 14 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MCLEAN COUNTY
WILL EXPIRE AT 745 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.
A severe thunderstorm watch remains in effect until 1000 PM CDT for
central Illinois.
LAT...LON 4066 8858 4065 8871 4075 8876 4075 8858
TIME...MOT...LOC 0038Z 226DEG 30KT 4081 8860
$$
07The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 4:46 PM CDT | Severe Thunderstorm Warning | ILX | Stark | 15 min |
| May 14, 5:39 PM CDT | Special Weather Statement | ILX | Stark | 51 min |
| May 14, 6:10 PM CDT | Special Weather Statement | ILX | Cass | 50 min |
| May 14, 6:28 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Fulton, Mason, Morgan, Schuyler | 33 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2018Every severe thunderstorm warning in 2018
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.