Alert archive / Illinois / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 13, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Feb 28, 2017, 6:01 PM CST for Bureau County, Putnam County, Illinois. It was in force for 29 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
- Feb 28, 2017, 6:01 PM CST (00:01 UTC)
- Expired
- Feb 28, 2017, 6:30 PM CST
- In force
- 29 min
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Bureau County, IL, Putnam County, IL
The radar
The Quad Cities radar (KDVN), 103 km from the middle of the area, began a volume at 00:05 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 |
|---|---|---|---|
| Feb 28, 2:57 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 0.0 hours before the alert went out and 97 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
- 23 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 1185 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
033 WUUS53 KDVN 010001 SVRDVN ILC011-155-010030- /O.NEW.KDVN.SV.W.0013.170301T0001Z-170301T0030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Quad Cities IA/IL 601 PM CST TUE FEB 28 2017 The National Weather Service in the Quad Cities has issued a * Severe Thunderstorm Warning for... Northern Putnam County in north central Illinois... Southeastern Bureau County in north central Illinois... * Until 630 PM CST * At 601 PM CST, a severe thunderstorm was located near Tiskilwa, or 9 miles south of Princeton, moving east at 55 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Princeton, Hennepin, Spring Valley, DePue, Granville, Ladd, Tiskilwa, Dalzell, Bureau Junction, Mark, Cherry, Seatonville, Standard, Milo, Hollowayville, Spring Valley Airport, Providence, Coal Hollow, Ottville and Lake Thunderbird. This includes the following highways... Interstate 80 in Illinois between mile markers 61 and 72. Interstate 180 between mile markers 1 and 13. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a sturdy building. && A tornado watch remains in effect until 1000 PM CST for north central Illinois. LAT...LON 4118 8958 4132 8964 4147 8917 4122 8916 TIME...MOT...LOC 0001Z 255DEG 49KT 4125 8953 HAIL...1.00IN WIND...<50MPH $$ RP KINNEY
3 follow-up statements
576
WWUS53 KDVN 010007
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
607 PM CST TUE FEB 28 2017
ILC011-155-010030-
/O.CON.KDVN.SV.W.0013.000000T0000Z-170301T0030Z/
Putnam IL-Bureau IL-
607 PM CST TUE FEB 28 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHERN PUTNAM AND SOUTHEASTERN BUREAU COUNTIES...
At 606 PM CST, a severe thunderstorm was located near Bureau
Junction, or near Hennepin, moving east at 55 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Princeton, Hennepin, Spring Valley, DePue, Granville, Ladd, Tiskilwa,
Dalzell, Bureau Junction, Mark, Cherry, Seatonville, Standard,
Hollowayville, Spring Valley Airport, Coal Hollow, Ottville, Lake
Thunderbird and Florid.
This includes the following highways...
Interstate 80 in Illinois between mile markers 62 and 72.
Interstate 180 between mile markers 1 and 12.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
sturdy building.
&&
A tornado watch remains in effect until 1000 PM CST for north central
Illinois.
LAT...LON 4119 8955 4132 8959 4147 8917 4122 8916
TIME...MOT...LOC 0006Z 255DEG 49KT 4127 8943
HAIL...1.25IN
WIND...60MPH
$$
RP KINNEY454
WWUS53 KDVN 010017
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
617 PM CST TUE FEB 28 2017
ILC011-155-010030-
/O.CON.KDVN.SV.W.0013.000000T0000Z-170301T0030Z/
Putnam IL-Bureau IL-
617 PM CST TUE FEB 28 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHEASTERN PUTNAM AND SOUTHEASTERN BUREAU COUNTIES...
At 617 PM CST, a severe thunderstorm was located over DePue, or near
Hennepin, moving east at 55 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.
Locations impacted include...
Hennepin, Spring Valley, DePue, Granville, Ladd, Dalzell, Bureau
Junction, Mark, Cherry, Seatonville, Standard, Hollowayville, Spring
Valley Airport and Ottville.
This includes the following highways...
Interstate 80 in Illinois between mile markers 66 and 72.
Interstate 180 between mile markers 1 and 3, and between mile
markers 5 and 9.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
sturdy building.
&&
A tornado watch remains in effect until 1000 PM CST for north central
Illinois.
LAT...LON 4123 8938 4133 8942 4147 8917 4124 8916
TIME...MOT...LOC 0017Z 254DEG 47KT 4130 8927
HAIL...1.00IN
WIND...60MPH
$$
RP KINNEY795
WWUS53 KDVN 010031
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
631 PM CST TUE FEB 28 2017
ILC011-155-010041-
/O.EXP.KDVN.SV.W.0013.000000T0000Z-170301T0030Z/
Putnam IL-Bureau IL-
631 PM CST TUE FEB 28 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PUTNAM AND
SOUTHEASTERN BUREAU COUNTIES HAS EXPIRED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been allowed to expire.
A tornado watch remains in effect until 1000 PM CST for north central
Illinois.
LAT...LON 4123 8938 4133 8942 4147 8917 4124 8916
TIME...MOT...LOC 0031Z 255DEG 49KT 4134 8906
$$
RP KINNEYThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 8:18 PM CST | Severe Thunderstorm Warning | DVN | Bureau, Henry | 28 min |
| Feb 28, 8:18 PM CST | Severe Thunderstorm Warning | DVN | Bureau | 27 min |
| Feb 28, 8:22 PM CST | Severe Thunderstorm Warning | DVN | Mercer, Rock Island | 23 min |
| Feb 28, 8:32 PM CST | Severe Thunderstorm Warning | DVN | Henry, Mercer, Rock Island | 30 min |
| Feb 28, 9:00 PM CST | Special Weather Statement | DVN | Bureau, Henry, Putnam | 45 min |
| Feb 28, 9:19 PM CST | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 41 min |
| Feb 28, 9:20 PM CST | Tornado Warning | DVN | Bureau, Putnam | 40 min |
| Feb 28, 9:34 PM CST | River Flood Warning | DVN | Hancock | 61 hr |
Nearby
Severe Thunderstorm Warnings in Illinois, 2017Every severe thunderstorm warning in 2017
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.