Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 147, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 7, 2008, 6:38 PM CDT for 5 counties in Minnesota. It was in force for 48 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
- Jul 7, 2008, 6:38 PM CDT (23:38 UTC)
- Expired
- Jul 7, 2008, 7:26 PM CDT
- In force
- 48 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Anoka County, MN, Benton County, MN, Isanti County, MN, Mille Lacs County, MN, Sherburne County, MN
The radar
The Minneapolis radar (KMPX), 78 km from the middle of the area, began a volume at 23:41 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
Minneapolis, MN (KMPX), launched 12:00Z, 11.6 hours before the alert went out and 78 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
- 1467 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 21 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 072338 SVRMPX MNC003-009-059-095-141-080030- /O.NEW.KMPX.SV.W.0147.080707T2338Z-080708T0030Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 638 PM CDT MON JUL 7 2008 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN MILLE LACS COUNTY IN EAST CENTRAL MINNESOTA... WESTERN ISANTI COUNTY IN EAST CENTRAL MINNESOTA... EASTERN SHERBURNE COUNTY IN CENTRAL MINNESOTA... NORTHWESTERN ANOKA COUNTY IN EAST CENTRAL MINNESOTA... SOUTHEASTERN BENTON COUNTY IN CENTRAL MINNESOTA... * UNTIL 730 PM CDT * AT 636 PM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS... CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 4 MILES EAST OF FORESTON TO 11 MILES SOUTH OF SANTIAGO...AND MOVING EAST AT 43 MPH. * SOME LOCATIONS INCLUDE... PRINCETON... ZIMMERMAN... DALBO... ELK RIVER... ST FRANCIS... STANCHFIELD... CAMBRIDGE... GRANDY... ISANTI... ANDOVER... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR DAMAGING WINDS. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED. LAT...LON 4569 9316 4523 9332 4539 9389 4574 9373 TIME...MOT...LOC 2338Z 279DEG 38KT 4574 9359 4538 9379 $$
2 follow-up statements
000
WWUS53 KMPX 080007
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
706 PM CDT MON JUL 7 2008
MNC009-095-080016-
/O.CAN.KMPX.SV.W.0147.000000T0000Z-080708T0030Z/
MILLE LACS MN-BENTON MN-
706 PM CDT MON JUL 7 2008
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENTON AND
SOUTHERN MILLE LACS COUNTIES IS CANCELLED...
RADAR INDICATED THAT THE SEVERE STORM HAD MOVED OUT OF THE WARNED
AREA. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED.
LAT...LON 4555 9320 4550 9324 4544 9324 4539 9327
4525 9331 4523 9333 4531 9355 4570 9330
4567 9316
TIME...MOT...LOC 0006Z 288DEG 34KT 4565 9323 4529 9344
$$
MNC003-059-141-080030-
/O.CON.KMPX.SV.W.0147.000000T0000Z-080708T0030Z/
ISANTI MN-SHERBURNE MN-ANOKA MN-
706 PM CDT MON JUL 7 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR NORTHWESTERN ANOKA...EXTREME SOUTHEASTERN SHERBURNE AND CENTRAL
ISANTI COUNTIES...
AT 704 PM CDT...RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THESE SEVERE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 4
MILES NORTHWEST OF GRANDY TO 7 MILES NORTHWEST OF ANDOVER...AND
MOVING EAST AT 40 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE STANCHFIELD...GRANDY...
CEDAR...ATHENS...ST FRANCIS...ISANTI...CAMBRIDGE...BETHEL AND
ANDOVER.
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS.
LAT...LON 4555 9320 4550 9324 4544 9324 4539 9327
4525 9331 4523 9333 4531 9355 4570 9330
4567 9316
TIME...MOT...LOC 0006Z 288DEG 34KT 4565 9323 4529 9344
$$000
WWUS53 KMPX 080026
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
726 PM CDT MON JUL 7 2008
MNC003-059-141-080036-
/O.CAN.KMPX.SV.W.0147.000000T0000Z-080708T0030Z/
ISANTI MN-SHERBURNE MN-ANOKA MN-
726 PM CDT MON JUL 7 2008
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN ANOKA...EXTREME
SOUTHEASTERN SHERBURNE AND CENTRAL ISANTI COUNTIES IS CANCELLED...
RADAR INDICATED THAT THE SEVERE STORM HAD WEAKENED OR MOVED OUT OF
THE WARNED AREA. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN
CANCELLED.
LAT...LON 4555 9320 4550 9324 4544 9324 4539 9327
4525 9331 4523 9333 4531 9355 4570 9330
4567 9316
TIME...MOT...LOC 0026Z 297DEG 29KT 4562 9299 4526 9320
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 1:41 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn | 34 min |
| Jul 7, 5:09 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 36 min |
| Jul 7, 5:52 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Sherburne, Stearns | 38 min |
| Jul 7, 6:15 PM CDT | Severe Thunderstorm Warning | MPX | Mille Lacs, Morrison | 27 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.