Alert archive / Illinois / Tornado Warnings in 2016
Tornado Warning 2, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at Mar 15, 2016, 8:37 PM CDT for Lee County, Illinois. It was in force for 38 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
- Mar 15, 2016, 8:37 PM CDT (01:37 UTC)
- Expired
- Mar 15, 2016, 9:15 PM CDT
- In force
- 38 min
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
County Lee County, IL
The radar
The Quad Cities radar (KDVN), 85 km from the middle of the area, began a volume at 01:37 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 |
|---|---|---|---|
| Mar 15, 3:31 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 1.6 hours before the alert went out and 78 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
- 1252 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 801 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 330 m²/s²
- 0-3 km storm-relative helicity
- 453 m²/s²
- Significant tornado parameter
- 3.1
- Supercell composite
- 12.3
The text
As transmitted.
606
WFUS53 KLOT 160137
TORLOT
ILC103-160215-
/O.NEW.KLOT.TO.W.0002.160316T0137Z-160316T0215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
837 PM CDT TUE MAR 15 2016
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* TORNADO WARNING FOR...
WESTERN LEE COUNTY IN NORTH CENTRAL ILLINOIS...
* UNTIL 915 PM CDT
* AT 837 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR DEER GROVE...OR 7 MILES SOUTH OF ROCK
FALLS...MOVING NORTHEAST AT 45 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
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...
DIXON AROUND 900 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE NELSON
AND HARMON.
THIS INCLUDES... SAUK VALLEY COLLEGE.
INCLUDING THE FOLLOWING INTERSTATE...
I-88 BETWEEN MILE MARKERS 45 AND 59.
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.
HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.
&&
LAT...LON 4190 8963 4190 8961 4182 8935 4159 8960
4159 8961 4158 8963
TIME...MOT...LOC 0137Z 224DEG 38KT 4167 8968
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
DONOFRIO3 follow-up statements
305
WWUS53 KLOT 160149
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
849 PM CDT TUE MAR 15 2016
ILC103-160215-
/O.CON.KLOT.TO.W.0002.000000T0000Z-160316T0215Z/
LEE IL-
849 PM CDT TUE MAR 15 2016
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR
NORTHWESTERN LEE COUNTY...
AT 848 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ROCK FALLS...MOVING NORTHEAST AT 45 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
DIXON AROUND 900 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE NELSON
AND HARMON.
THIS INCLUDES... SAUK VALLEY COLLEGE.
INCLUDING THE FOLLOWING INTERSTATE...
I-88 BETWEEN MILE MARKERS 45 AND 59.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.
&&
LAT...LON 4190 8963 4190 8961 4182 8935 4167 8955
4166 8958 4168 8963
TIME...MOT...LOC 0148Z 224DEG 38KT 4176 8957
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
DONOFRIO024
WWUS53 KLOT 160202
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
902 PM CDT TUE MAR 15 2016
ILC103-160215-
/O.CON.KLOT.TO.W.0002.000000T0000Z-160316T0215Z/
LEE IL-
902 PM CDT TUE MAR 15 2016
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR
NORTHWESTERN LEE COUNTY...
AT 901 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER DIXON...MOVING NORTHEAST AT 45 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 TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
NORTHWESTERN LEE COUNTY.
INCLUDING THE FOLLOWING INTERSTATE...
I-88 BETWEEN MILE MARKERS 52 AND 59.
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.
HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.
&&
LAT...LON 4185 8947 4186 8946 4182 8935 4179 8943
4179 8946 4181 8953
TIME...MOT...LOC 0201Z 224DEG 37KT 4184 8944
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
DONOFRIO975
WWUS53 KLOT 160207
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
907 PM CDT TUE MAR 15 2016
ILC103-160217-
/O.EXP.KLOT.TO.W.0002.000000T0000Z-160316T0215Z/
LEE IL-
907 PM CDT TUE MAR 15 2016
...THE TORNADO WARNING FOR NORTHWESTERN LEE COUNTY WILL EXPIRE AT 915
PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR NORTH CENTRAL
ILLINOIS.
LAT...LON 4185 8947 4186 8946 4182 8935 4179 8943
4179 8946 4181 8953
TIME...MOT...LOC 0205Z 224DEG 38KT 4184 8944
$$
DONOFRIOThe office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 15, 8:29 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 46 min |
| Mar 15, 9:13 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 47 min |
| Mar 15, 9:21 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 39 min |
| Mar 15, 9:24 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 36 min |
| Mar 15, 9:28 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Lee, Ogle | 32 min |
| Mar 15, 9:52 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Kankakee | 38 min |
| Mar 15, 9:54 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, LaSalle, Will | 36 min |
| Mar 15, 10:22 PM CDT | Tornado Warning | LOT | Iroquois, Kankakee | 23 min |
| Mar 15, 10:34 PM CDT | Tornado Warning | LOT | Kankakee | 26 min |
| Mar 15, 10:58 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee, Will | 34 min |
| Mar 16, 3:10 AM CDT | Storm Warning | LOT | 8 hr | |
| Mar 16, 3:58 AM CDT | High Wind Warning | LOT | Boone, DeKalb, DuPage, Kane, Lake, Lee and 3 more | 7 hr |
| Mar 16, 9:37 AM CDT | Gale Warning | LOT | 10 hr | |
| Mar 16, 11:00 AM CDT | Gale Warning | LOT | 9 hr |
Nearby
Tornado Warnings in Illinois, 2016Every tornado warning in 2016Tornadoes in 2016
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.