Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 26, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Apr 30, 2007, 7:50 PM CDT for Carver County, Hennepin County, Minnesota. It was in force for 25 min. 1 report 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
- Apr 30, 2007, 7:50 PM CDT (00:50 UTC)
- Expired
- Apr 30, 2007, 8:15 PM CDT
- In force
- 25 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Carver County, MN, Hennepin County, MN
The radar
The Minneapolis radar (KMPX), 22 km from the middle of the area, began a volume at 00:51 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 |
|---|---|---|---|
| Apr 30, 7:59 PM CDT | HAIL 0.88 | Waconia, MN | ONE HALF MILE SOUTH OF HIGHWAY 5. |
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, 0.8 hours before the alert went out and 19 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
- 1551 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 305 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 010050 SVRMPX MNC019-053-010115- /O.NEW.KMPX.SV.W.0026.070501T0050Z-070501T0115Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 750 PM CDT MON APR 30 2007 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA... CARVER COUNTY IN EAST CENTRAL MINNESOTA... * UNTIL 815 PM CDT * AT 747 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS STORM WAS LOCATED 6 MILES NORTHWEST OF NORWOOD/YOUNG AMERICA...OR ABOUT 18 MILES EAST OF HUTCHINSON...AND MOVING EAST AT 45 MPH. * LOCATIONS IMPACTED INCLUDE... NORWOOD/YOUNG AMERICA... WACONIA... CHASKA... CHANHASSEN... THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. LAT...LON 4492 9402 4473 9398 4474 9364 4489 9353 $$
3 follow-up statements
000
WUUS53 KMPX 010053 CCA
SVRMPX
MNC019-010115-
/O.COR.KMPX.SV.W.0026.070501T0050Z-070501T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
750 PM CDT MON APR 30 2007
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CARVER COUNTY IN EAST CENTRAL MINNESOTA...
* UNTIL 815 PM CDT
* AT 747 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS STORM WAS LOCATED 6
MILES NORTHWEST OF NORWOOD/YOUNG AMERICA...OR ABOUT 19 MILES
EAST OF HUTCHINSON...AND MOVING EAST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE...
NORWOOD/YOUNG AMERICA...
WACONIA...
CHASKA...
CHANHASSEN...
LAT...LON 4492 9402 4473 9398 4474 9364 4489 9353
4489 9381
$$000
WWUS53 KMPX 010103
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
801 PM CDT MON APR 30 2007
MNC019-010115-
/O.CON.KMPX.SV.W.0026.000000T0000Z-070501T0115Z/
CARVER MN-
801 PM CDT MON APR 30 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR CARVER COUNTY...
AT 758 PM CDT...NICKEL SIZE HAIL WAS REPORTED ONE HALF MILE SOUTH OF
WACONIA.
AT 800 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM...ABOUT 3 MILES SOUTHWEST OF WACONIA...AND MOVING EAST
AT 45 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE WACONIA...VICTORIA...NEW
GERMANY...MAYER...COLOGNE...CHASKA...CHANHASSEN AND CARVER.
LAT...LON 4492 9402 4473 9398 4474 9364 4489 9353
4489 9381
$$
JPR000
WWUS53 KMPX 010115
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
813 PM CDT MON APR 30 2007
MNC019-010123-
/O.EXP.KMPX.SV.W.0026.000000T0000Z-070501T0115Z/
CARVER MN-
813 PM CDT MON APR 30 2007
...THE SEVERE THUNDERSTORM WARNING FOR CARVER COUNTY EXPIRES AT 815
PM CDT...
THUNDERSTORMS OVER EASTERN CARVER COUNTY HAD WEAKENED...AND WERE
ABOUT TO MOVE OUT OF MOST OF THE COUNTY. HOWEVER...THUNDERSTORMS
WERE STILL STRONG AND COULD STILL PRODUCE SMALL HAIL.
LAT...LON 4492 9402 4473 9398 4474 9364 4489 9353
4489 9381
$$
JPRThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 7:01 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 44 min |
| Apr 30, 7:27 PM CDT | Severe Thunderstorm Warning | MPX | McLeod | 33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.