Alert archive / Iowa / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 13, NWS La Crosse, WI
NWS La Crosse, WI issued this severe thunderstorm warning at May 25, 2008, 5:16 PM CDT for Chickasaw County, Floyd County, Iowa. It was in force for 29 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 25, 2008, 5:16 PM CDT (22:16 UTC)
- Expired
- May 25, 2008, 5:45 PM CDT
- In force
- 29 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
Counties Chickasaw County, IA, Floyd County, IA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 25, 5:16 PM CDT | HAIL 0.88 | Nashua, IA | |
| May 25, 5:32 PM CDT | HAIL 0.25 | New Hampton, IA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 25, 2:04 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 10.3 hours before the alert went out and 220 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 843 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 229 m²/s²
- 0-3 km storm-relative helicity
- 297 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KARX 252216
SVRARX
IAC037-067-252245-
/O.NEW.KARX.SV.W.0013.080525T2216Z-080525T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
516 PM CDT SUN MAY 25 2008
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN FLOYD COUNTY IN NORTH CENTRAL IOWA...
CHICKASAW COUNTY IN NORTHEAST IOWA...
* UNTIL 545 PM CDT
* AT 514 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS
STORM WAS LOCATED NEAR NASHUA...OR ABOUT 10 MILES SOUTHEAST OF
CHARLES CITY...MOVING EAST AT 45 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
NASHUA AND MIDWAY AROUND 515 PM...
CHICKASAW AND BRADFORD AROUND 520 PM...
IONIA AND HIGHWAY 18 AND COUNTY V 18 AROUND 525 PM...
HIGHWAY 18 63 AND COUNTY B 54 AND WILLIAMSTOWN AROUND 530 PM...
NEW HAMPTON AND NEW HAMPTON AIRPORT AROUND 535 PM...
FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS AND STAY AWAY FROM WINDOWS.
REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR
NO ADVANCED WARNING.
LAT...LON 4300 9272 4318 9209 4308 9208 4291 9209
4291 9268
TIME...MOT...LOC 2216Z 251DEG 41KT 4295 9255
$$
RIECK2 follow-up statements
000
WWUS53 KARX 252223
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
523 PM CDT SUN MAY 25 2008
IAC037-067-252245-
/O.CON.KARX.SV.W.0013.000000T0000Z-080525T2245Z/
FLOYD IA-CHICKASAW IA-
523 PM CDT SUN MAY 25 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR CHICKASAW AND SOUTHEASTERN FLOYD COUNTIES...
AT 523 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.
THIS STORM WAS LOCATED NEAR REPUBLIC...OR ABOUT 9 MILES SOUTHWEST OF
NEW HAMPTON...MOVING EAST AT 45 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
HIGHWAY 18 63 AND COUNTY B 54 AND WILLIAMSTOWN AROUND 530 PM...
NEW HAMPTON AND NEW HAMPTON AIRPORT AROUND 535 PM...
FREDERICKSBURG AND COUNTY ROADS B 54 AND V 56 AROUND 540 PM...
LAWLER AND COUNTY ROADS V 56 AND B 33 AROUND 545 PM...
REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR
NO ADVANCED WARNING.
LAT...LON 4300 9272 4318 9209 4308 9208 4291 9209
4291 9268
TIME...MOT...LOC 2223Z 251DEG 41KT 4298 9245
$$000
WWUS53 KARX 252237
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
538 PM CDT SUN MAY 25 2008
IAC037-067-252248-
/O.EXP.KARX.SV.W.0013.000000T0000Z-080525T2245Z/
FLOYD IA-CHICKASAW IA-
538 PM CDT SUN MAY 25 2008
...THE SEVERE THUNDERSTORM WARNING FOR CHICKASAW AND SOUTHEASTERN
FLOYD COUNTIES EXPIRES AT 545 PM CDT...
THE STORM WHICH PROMPTED THIS WARNING HAS WEAKENED AND NO LONGER
APPEARS CAPABLE OF PRODUCING SEVERE WEATHER.
A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA.
LAT...LON 4300 9272 4318 9209 4308 9208 4291 9209
4291 9268
TIME...MOT...LOC 2238Z 251DEG 41KT 4303 9223
$$
RIECKThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 4:26 PM CDT | Tornado Warning | ARX | Floyd | 34 min |
| May 25, 5:31 PM CDT | Severe Thunderstorm Warning | ARX | Howard, Winneshiek | 29 min |
| May 25, 5:33 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 42 min |
| May 25, 6:10 PM CDT | Tornado Warning | ARX | Fayette | 35 min |
| May 25, 6:29 PM CDT | Severe Thunderstorm Warning | ARX | Clayton | 76 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2008Every severe thunderstorm warning in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.