Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 396, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 24, 2007, 5:03 PM CDT for Scott County, Minnesota. It was in force for 42 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
- Sep 24, 2007, 5:03 PM CDT (22:03 UTC)
- Expired
- Sep 24, 2007, 5:45 PM CDT
- In force
- 42 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Scott County, MN
The radar
The Minneapolis radar (KMPX), 21 km from the middle of the area, began a volume at 22:05 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 |
|---|---|---|---|
| Sep 24, 4:57 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.1 hours before the alert went out and 21 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
- 176 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 899 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 90 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 KMPX 242204
SVRMPX
MNC139-242245-
/O.NEW.KMPX.SV.W.0396.070924T2203Z-070924T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
503 PM CDT MON SEP 24 2007
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SCOTT COUNTY IN EAST CENTRAL MINNESOTA...
* UNTIL 545 PM CDT
* AT 501 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 65 MPH. THIS
STORM WAS LOCATED 23 MILES SOUTHWEST OF PRIOR LAKE...OR ABOUT 15
MILES NORTHEAST OF ST PETER...AND MOVING NORTHEAST AT 60 MPH.
* LOCATIONS IMPACTED INCLUDE...
PRIOR LAKE...
NEW PRAGUE...
ST BENEDICT...
ST PATRICK...
LYDIA...
STAY INDOORS...AND AWAY FROM WINDOWS.
LAT...LON 4455 9385 4471 9366 4470 9363 4473 9363
4480 9354 4472 9333 4455 9353
TIME...MOT...LOC 2203Z 221DEG 54KT 4450 9372
$$1 follow-up statement
000
WWUS53 KMPX 242227
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
527 PM CDT MON SEP 24 2007
MNC139-242245-
/O.CON.KMPX.SV.W.0396.000000T0000Z-070924T2245Z/
SCOTT MN-
527 PM CDT MON SEP 24 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR SCOTT COUNTY...
AT 522 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 65
MPH. THIS STORM WAS LOCATED 4 MILES SOUTHEAST OF JORDAN...OR ABOUT 6
MILES NORTH OF NEW PRAGUE...AND MOVING NORTHEAST AT 60 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE MARYSTOWN...SHAKOPEE...PRIOR
LAKE AND JORDAN.
THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS
LAT...LON 4466 9371 4470 9367 4470 9364 4471 9363
4473 9363 4480 9354 4472 9334 4464 9341
4459 9349
TIME...MOT...LOC 2227Z 225DEG 56KT 4469 9348
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 4:28 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet | 47 min |
| Sep 24, 4:35 PM CDT | Severe Thunderstorm Warning | MPX | McLeod | 25 min |
| Sep 24, 5:22 PM CDT | Severe Thunderstorm Warning | MPX | Chisago, Isanti | 38 min |
| Sep 24, 5:33 PM CDT | Severe Thunderstorm Warning | MPX | Dakota | 42 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2007Every severe thunderstorm warning 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.