Alert archive / Iowa / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 45, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at May 28, 2012, 5:23 PM CDT for Lee County, Van Buren County, Iowa; Clark County, Scotland County, Missouri. It was in force for 36 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
- May 28, 2012, 5:23 PM CDT (22:23 UTC)
- Expired
- May 28, 2012, 5:59 PM CDT
- In force
- 36 min
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Lee County, IA, Van Buren County, IA, Clark County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 128 km from the middle of the area, began a volume at 22:23 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 nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 10.4 hours before the alert went out and 133 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
- 29 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 1746 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
067
WUUS53 KDVN 282223
SVRDVN
IAC111-177-MOC045-199-282330-
/O.NEW.KDVN.SV.W.0045.120528T2223Z-120528T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
523 PM CDT MON MAY 28 2012
THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN CLARK COUNTY IN NORTHEAST MISSOURI...
NORTHEASTERN SCOTLAND COUNTY IN NORTHEAST MISSOURI...
LEE COUNTY IN SOUTHEAST IOWA...
SOUTHEASTERN VAN BUREN COUNTY IN SOUTHEAST IOWA...
* UNTIL 630 PM CDT.
* AT 519 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS AROUND 60
MPH...AND QUARTER SIZE HAIL. THIS STORM WAS LOCATED APPROXIMATELY
12 MILES SOUTHWEST OF BONAPARTE...OR 11 MILES SOUTH OF KEOSAUQUA...
AND MOVING EAST AT 30 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CROTON...DONNELLSON...FRANKLIN...PILOT GROVE...ST. PAUL...WEST
POINT...FORT MADISON AND DENMARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. MOVE IMMEDIATELY INDOORS AND STAY AWAY
FROM WINDOWS.
&&
LAT...LON 4063 9208 4081 9154 4081 9141 4077 9130
4076 9128 4075 9125 4074 9123 4064 9118
4064 9126 4063 9131 4060 9136 4046 9200
TIME...MOT...LOC 2223Z 250DEG 25KT 4058 9193
WIND...HAIL 60MPH 1.00IN
$$
HAASE2 follow-up statements
070
WWUS53 KDVN 282247
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
547 PM CDT MON MAY 28 2012
MOC199-282256-
/O.CAN.KDVN.SV.W.0045.000000T0000Z-120528T2330Z/
SCOTLAND MO-
547 PM CDT MON MAY 28 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SCOTLAND COUNTY
IS CANCELLED...
THE SEVERE THUNDERSTORM THAT WAS CAPABLE OF PRODUCING SEVERE WEATHER
HAS MOVED OUT OF THE WARNED AREA. THEREFORE THE SEVERE THUNDERSTORM
WARNING HAS BEEN CANCELLED.
LAT...LON 4069 9188 4081 9154 4081 9141 4074 9123
4064 9118 4064 9126 4063 9131 4060 9136
4051 9179
TIME...MOT...LOC 2246Z 250DEG 25KT 4063 9173
$$
IAC111-177-MOC045-282330-
/O.CON.KDVN.SV.W.0045.000000T0000Z-120528T2330Z/
VAN BUREN IA-LEE IA-CLARK MO-
547 PM CDT MON MAY 28 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR NORTH CENTRAL CLARK...NORTHERN LEE AND SOUTHEASTERN VAN BUREN
COUNTIES...
AT 543 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL. THIS STORM WAS LOCATED APPROXIMATELY NEAR INDIAN LAKE PARK...
OR 13 MILES SOUTHEAST OF KEOSAUQUA...MOVING EAST AT 30 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CROTON...SHIMEK STATE FOREST...PRIMROSE...MT HAMILL...DONNELLSON...
CHARLESTON...HOUGHTON...FRANKLIN...PILOT GROVE...ST. PAUL...WEST
POINT...FORT MADISON...SAWYER...FORT MADISON MUNICIPAL ARPT...
WEVER...SOUTH AUGUSTA AND DENMARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. MOVE IMMEDIATELY INDOORS AND STAY AWAY
FROM WINDOWS.
&&
LAT...LON 4069 9188 4081 9154 4081 9141 4074 9123
4064 9118 4064 9126 4063 9131 4060 9136
4051 9179
TIME...MOT...LOC 2246Z 250DEG 25KT 4063 9173
WIND...HAIL <58MPH 1.00IN
$$
HAASE751
WWUS53 KDVN 282259
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
559 PM CDT MON MAY 28 2012
IAC111-177-MOC045-282308-
/O.CAN.KDVN.SV.W.0045.000000T0000Z-120528T2330Z/
VAN BUREN IA-LEE IA-CLARK MO-
559 PM CDT MON MAY 28 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL CLARK...NORTHERN
LEE AND SOUTHEASTERN VAN BUREN COUNTIES IS CANCELLED...
THE SEVERE THUNDERSTORM THAT WAS CAPABLE OF PRODUCING SEVERE WEATHER
HAS WEAKENED. THEREFORE THE SEVERE THUNDERSTORM WARNING HAS BEEN
CANCELLED.
LAT...LON 4069 9188 4081 9154 4081 9141 4074 9123
4064 9118 4064 9126 4063 9131 4060 9136
4051 9179
TIME...MOT...LOC 2258Z 250DEG 25KT 4066 9163
$$
HAASEThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 3:23 PM CDT | Special Weather Statement | DVN | Cedar, Muscatine | 37 min |
| May 28, 3:58 PM CDT | Special Weather Statement | DVN | Muscatine | 62 min |
| May 28, 4:16 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Muscatine, Scott | 59 min |
| May 28, 5:00 PM CDT | Special Weather Statement | DVN | Lee | 60 min |
| May 28, 5:14 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 61 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2012Severe Thunderstorm Warnings in Missouri, 2012Every severe thunderstorm warning in 2012
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.