Alert archive / Iowa / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 49, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Jul 13, 2016, 2:22 PM CDT for Henry County, Jefferson County, Iowa. It was in force for 53 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
- Jul 13, 2016, 2:22 PM CDT (19:22 UTC)
- Expired
- Jul 13, 2016, 3:15 PM CDT
- In force
- 53 min
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Henry County, IA, Jefferson County, IA
The radar
The Quad Cities radar (KDVN), 117 km from the middle of the area, began a volume at 19:26 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 |
|---|---|---|---|
| Jul 13, 11:14 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 7.4 hours before the alert went out and 123 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
- 834 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 940 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 0.4
The text
As transmitted.
082
WUUS53 KDVN 131922
SVRDVN
IAC087-101-132015-
/O.NEW.KDVN.SV.W.0049.160713T1922Z-160713T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
222 PM CDT WED JUL 13 2016
THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
HENRY COUNTY IN SOUTHEASTERN IOWA...
EASTERN JEFFERSON COUNTY IN SOUTHEASTERN IOWA...
* UNTIL 315 PM CDT
* AT 222 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LOCKRIDGE...
OR 9 MILES EAST OF FAIRFIELD...MOVING SOUTHEAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* THIS SEVERE THUNDERSTORM WILL BE NEAR...
ROME AROUND 235 PM CDT.
WESTWOOD AROUND 240 PM CDT.
MOUNT PLEASANT AROUND 245 PM CDT.
NEW LONDON AROUND 255 PM CDT.
LOWELL AROUND 300 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE MOUNT
PLEASANT MUNICIPAL ARPT...GEODE STATE PARK...EAST PLEASANT PLAIN...
BECKWITH...OAKLAND MILLS...HENRY COUNTY FAIRGROUNDS...SALINA...
SWEDESBURG...MERRIMAC AND MAC COON ACCESS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4116 9195 4116 9137 4081 9137 4089 9171
4090 9172 4090 9173 4100 9195
TIME...MOT...LOC 1922Z 292DEG 34KT 4106 9179
HAIL...<.75IN
WIND...60MPH
$$
RP KINNEY3 follow-up statements
639
WWUS53 KDVN 131937
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
237 PM CDT WED JUL 13 2016
IAC087-101-132015-
/O.CON.KDVN.SV.W.0049.000000T0000Z-160713T2015Z/
HENRY IA-JEFFERSON IA-
237 PM CDT WED JUL 13 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR HENRY AND EASTERN JEFFERSON COUNTIES...
AT 237 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER WESTWOOD...OR
NEAR MOUNT PLEASANT...MOVING EAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
THIS SEVERE STORM WILL BE NEAR...
MOUNT PLEASANT AROUND 245 PM CDT.
MOUNT UNION AROUND 250 PM CDT.
NEW LONDON AROUND 255 PM CDT.
LOWELL AROUND 300 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE MOUNT
PLEASANT MUNICIPAL ARPT...GEODE STATE PARK...MERRIMAC...MAC COON
ACCESS... TRENTON...OAKLAND MILLS...HENRY COUNTY
FAIRGROUNDS...GERMANVILLE... GLASGOW AND OAKLAND MILLS PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4116 9178 4116 9137 4081 9137 4089 9171
4090 9172 4090 9173 4095 9183
TIME...MOT...LOC 1937Z 292DEG 34KT 4101 9162
HAIL...<.75IN
WIND...60MPH
$$
RP KINNEY909
WWUS53 KDVN 131954
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
254 PM CDT WED JUL 13 2016
IAC101-132004-
/O.CAN.KDVN.SV.W.0049.000000T0000Z-160713T2015Z/
JEFFERSON IA-
254 PM CDT WED JUL 13 2016
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN JEFFERSON COUNTY IS
CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED.
THEREFORE THE WARNING HAS BEEN CANCELLED.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN IOWA.
LAT...LON 4116 9137 4092 9137 4095 9156 4116 9150
TIME...MOT...LOC 1954Z 288DEG 32KT 4103 9141
$$
IAC087-132015-
/O.CON.KDVN.SV.W.0049.000000T0000Z-160713T2015Z/
HENRY IA-
254 PM CDT WED JUL 13 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR NORTHEASTERN HENRY COUNTY...
AT 254 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MOUNT UNION...
OR 8 MILES NORTHEAST OF MOUNT PLEASANT...MOVING EAST AT 35 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
NORTHEASTERN HENRY COUNTY...INCLUDING THE FOLLOWING LOCATIONS: MOUNT
PLEASANT MUNICIPAL ARPT AND HENRY COUNTY FAIRGROUNDS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4116 9137 4092 9137 4095 9156 4116 9150
TIME...MOT...LOC 1954Z 288DEG 32KT 4103 9141
HAIL...<.75IN
WIND...60MPH
$$
RP KINNEY187
WWUS53 KDVN 132007
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
307 PM CDT WED JUL 13 2016
IAC087-132016-
/O.EXP.KDVN.SV.W.0049.000000T0000Z-160713T2015Z/
HENRY IA-
307 PM CDT WED JUL 13 2016
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HENRY COUNTY WILL
EXPIRE AT 315 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER GUSTY WINDS
ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN IOWA.
LAT...LON 4116 9137 4092 9137 4095 9156 4116 9150
TIME...MOT...LOC 2004Z 292DEG 34KT 4103 9141
$$
RP KINNEYThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 1:28 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 47 min |
| Jul 13, 1:44 PM CDT | Special Weather Statement | DVN | Iowa, Johnson | 61 min |
| Jul 13, 2:01 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Iowa, Johnson, Louisa, Muscatine, Washington | 59 min |
| Jul 13, 2:45 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 60 min |
| Jul 13, 3:12 PM CDT | Special Weather Statement | DVN | Scott | 63 min |
| Jul 13, 3:48 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 57 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2016Every severe thunderstorm warning 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.