Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 3, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 1, 2008, 9:08 PM CDT for Brown County, Watonwan County, Minnesota. It was in force for 37 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 1, 2008, 9:08 PM CDT (02:08 UTC)
- Expired
- May 1, 2008, 9:45 PM CDT
- In force
- 37 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Brown County, MN, Watonwan County, MN
The radar
The Minneapolis radar (KMPX), 135 km from the middle of the area, began a volume at 02:11 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 1, 9:15 PM CDT | HAIL 0.75 | 4 S Springfield, MN | |
| May 1, 9:38 PM CDT | HAIL 1 | 2 E Springfield, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 2.1 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1402 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 399 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 020208
SVRMPX
MNC015-165-020245-
/O.NEW.KMPX.SV.W.0003.080502T0208Z-080502T0245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
908 PM CDT THU MAY 1 2008
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN BROWN COUNTY IN SOUTH CENTRAL MINNESOTA...
EXTREME NORTHWESTERN WATONWAN COUNTY IN SOUTH CENTRAL MINNESOTA...
* UNTIL 945 PM CDT
* AT 906 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS STORM WAS LOCATED NEAR
COMFREY...OR ABOUT 9 MILES NORTH OF MOUNTAIN LAKE...AND MOVING
NORTH AT 28 MPH.
* LOCATIONS IMPACTED INCLUDE...
COMFREY...
SPRINGFIELD...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.
REPORT ANY DAMAGE TO YOUR LOCAL EMERGENCY MANAGER...OR THE NEAREST
LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.
LAT...LON 4409 9488 4409 9489 4410 9506 4427 9510
4428 9477 4400 9483 4400 9487 4402 9488
TIME...MOT...LOC 0208Z 180DEG 24KT 4409 9491
$$
KAT1 follow-up statement
000 WWUS53 KMPX 020222 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 923 PM CDT THU MAY 1 2008 MNC165-020233- /O.CAN.KMPX.SV.W.0003.000000T0000Z-080502T0245Z/ WATONWAN MN- 923 PM CDT THU MAY 1 2008 ...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTHWESTERN WATONWAN COUNTY IS CANCELLED... DOPPLER RADAR INDICATED THAT THE SEVERE STORM HAD MOVED OUT OF THE WARNED AREA. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED. LAT...LON 4428 9477 4411 9481 4413 9506 4427 9510 TIME...MOT...LOC 0223Z 181DEG 23KT 4418 9491 $$ MNC015-020245- /O.CON.KMPX.SV.W.0003.000000T0000Z-080502T0245Z/ BROWN MN- 923 PM CDT THU MAY 1 2008 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR SOUTHWESTERN BROWN COUNTY... AT 919 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTHEAST OF SPRINGFIELD...OR ABOUT 14 MILES SOUTHWEST OF SLEEPY EYE...AND MOVING NORTH AT 27 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE SPRINGFIELD. IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. REPORT ANY DAMAGE TO YOUR LOCAL EMERGENCY MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. LAT...LON 4428 9477 4411 9481 4413 9506 4427 9510 TIME...MOT...LOC 0223Z 181DEG 23KT 4418 9491 $$ KAT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:24 PM CDT | Severe Thunderstorm Warning | MPX | Redwood | 36 min |
| May 1, 9:41 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Redwood | 49 min |
| May 1, 10:48 PM CDT | Severe Thunderstorm Warning | MPX | Renville, Sibley | 27 min |
| May 2, 3:51 AM CDT | Wind Advisory | MPX | Benton, Blue Earth, Brown, Chippewa, Douglas, Faribault and 20 more | 29 hr |
| May 2, 4:08 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn, Steele, Waseca | 52 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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; radar from the NEXRAD Level II archive.