Alert archive / Iowa / Tornado Warnings in 2007
Tornado Warning 9, NWS Quad Cities, IA
NWS Quad Cities, IA issued this tornado warning at Jun 1, 2007, 12:53 PM CDT for Cedar County, Scott County, Iowa. It was in force for 52 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
- Jun 1, 2007, 12:53 PM CDT (17:53 UTC)
- Expired
- Jun 1, 2007, 1:45 PM CDT
- In force
- 52 min
- Issued by
- NWS Quad Cities, IA
- Area
- Counties, with a storm outline in the text
Counties Cedar County, IA, Scott County, IA
The radar
The Quad Cities radar (KDVN), 29 km from the middle of the area, began a volume at 17:55 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 |
|---|---|---|---|
| Jun 1, 12:35 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 5.9 hours before the alert went out and 35 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
- 259 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 871 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KDVN 011753
TORDVN
IAC031-163-011845-
/O.NEW.KDVN.TO.W.0009.070601T1753Z-070601T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1253 PM CDT FRI JUN 1 2007
THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
* TORNADO WARNING FOR...
CEDAR COUNTY IN EAST CENTRAL IOWA...
SCOTT COUNTY IN EAST CENTRAL IOWA...
* UNTIL 145 PM CDT.
* AT 1251 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO NEAR BENNETT...OR ABOUT 6 MILES SOUTHEAST OF TIPTON...
MOVING NORTHEAST AT 20 MPH.
* THE TORNADO WILL BE NEAR...
BENNETT AND TIPTON AROUND 100 PM CDT...
CLARENCE AROUND 120 PM CDT...
THIS INCLUDES INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 275 AND 283.
THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.
LAT...LON 4161 9080 4161 9085 4167 9120 4193 9105
4184 9091 4177 9091 4177 9090 4177 9080
4171 9071
$$
12/503 follow-up statements
000
WWUS53 KDVN 011813
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
112 PM CDT FRI JUN 1 2007
IAC031-163-011845-
/O.CON.KDVN.TO.W.0009.000000T0000Z-070601T1845Z/
CEDAR IA-SCOTT IA-
112 PM CDT FRI JUN 1 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR SCOTT AND
CEDAR COUNTIES...
AT 108 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED APPROXIMATELY NEAR
BENNETT...OR ABOUT 11 MILES EAST OF TIPTON...MOVING NORTHEAST AT 35
MPH. ANOTHER STORM WITH A POTENTIAL TORNADO WAS LOCATED JUST EAST OF
BUFFALO...MOVING NORTHEAST AT 35 MPH.
THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.
LAT...LON 4161 9080 4161 9085 4167 9120 4193 9105
4184 9091 4177 9091 4177 9090 4177 9080
4171 9071
$$
12/50000
WWUS53 KDVN 011826
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
126 PM CDT FRI JUN 1 2007
IAC031-011836-
/O.CAN.KDVN.TO.W.0009.000000T0000Z-070601T1845Z/
CEDAR IA-
126 PM CDT FRI JUN 1 2007
...THE TORNADO WARNING FOR CEDAR COUNTY IS CANCELLED...
THE THUNDERSTORM THAT WAS CAPABLE OF PRODUCING A TORNADO HAS MOVED
OUT OF THE WARNED AREA. THEREFORE THE TORNADO WARNING HAS BEEN
CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.
LAT...LON 4154 9061 4161 9085 4166 9086 4174 9084
4174 9078 4167 9053
$$
IAC163-011845-
/O.CON.KDVN.TO.W.0009.000000T0000Z-070601T1845Z/
SCOTT IA-
126 PM CDT FRI JUN 1 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR SCOTT
COUNTY...
AT 125 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED APPROXIMATELY 11 MILES
NORTHWEST OF DIXON...OR ABOUT 14 MILES NORTHEAST OF TIPTON...MOVING
NORTHEAST AT 35 MPH.
THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.
THIS STORM IS ALSO PRODUCING MINOR URBAN FLOODING.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.
LAT...LON 4154 9061 4161 9085 4166 9086 4174 9084
4174 9078 4167 9053
$$
12/50000
WWUS53 KDVN 011846
SVSDVN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
146 PM CDT FRI JUN 1 2007
IAC163-011856-
/O.EXP.KDVN.TO.W.0009.000000T0000Z-070601T1845Z/
SCOTT IA-
146 PM CDT FRI JUN 1 2007
...THE TORNADO WARNING FOR SCOTT COUNTY EXPIRES AT 145 PM CDT...
THE TORNADO THREAT HAS DMINISHED. THEREFORE THE TORNADO WARNING HAS
BEEN ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.
LAT...LON 4154 9061 4161 9085 4166 9086 4174 9084
4174 9078 4167 9053
$$
12/50The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 4:03 AM CDT | Dense Fog Advisory | DVN | Clinton, Des Moines, Henry, Lee, Louisa, Muscatine and 1 more | 5 hr |
| Jun 1, 12:09 PM CDT | Tornado Warning | DVN | Louisa, Muscatine | 51 min |
| Jun 1, 12:47 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Scott | 43 min |
| Jun 1, 1:44 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 47 min |
| Jun 1, 1:50 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 55 min |
| Jun 1, 1:58 PM CDT | Tornado Warning | DVN | Jackson | 47 min |
| Jun 1, 2:34 PM CDT | Flash Flood Watch | DVN | Benton, Henry, Iowa, Jefferson, Johnson, Keokuk and 4 more | 16 hr |
Nearby
Tornado Warnings in Iowa, 2007Every tornado warning in 2007Tornadoes in 2007
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.