Alert archive / Minnesota / Tornado Warnings in 2009
Tornado Warning 19, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jun 21, 2009, 9:59 PM CDT for Freeborn County, Minnesota. It was in force for 34 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
- Jun 21, 2009, 9:59 PM CDT (02:59 UTC)
- Expired
- Jun 21, 2009, 10:33 PM CDT
- In force
- 34 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
County Freeborn County, MN
The radar
The Minneapolis radar (KMPX), 146 km from the middle of the area, began a volume at 02:59 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 |
|---|---|---|---|
| Jun 21, 3:17 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 3.0 hours before the alert went out and 147 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
- 278 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 487 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 347 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KMPX 220259 TORMPX MNC047-220400- /O.NEW.KMPX.TO.W.0019.090622T0259Z-090622T0400Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 959 PM CDT SUN JUN 21 2009 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN FREEBORN COUNTY IN SOUTH CENTRAL MINNESOTA... * UNTIL 1100 PM CDT * AT 957 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A LARGE WALL CLOUD AND SEVERAL FUNNEL CLOUDS 3 MILES SOUTHWEST OF GLENVILLE. RADAR SHOWED THE SEVERE STORM MOVING EAST AT 15 MPH. * LOCATIONS IN THE WARNING INCLUDE... GLENVILLE... HAYWARD... MYRTLE... LONDON... PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. && LAT...LON 4349 9335 4363 9333 4369 9304 4350 9305 TIME...MOT...LOC 0258Z 250DEG 13KT 4355 9332 $$ JLT
3 follow-up statements
000 WWUS53 KMPX 220308 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1008 PM CDT SUN JUN 21 2009 MNC047-220400- /O.CON.KMPX.TO.W.0019.000000T0000Z-090622T0400Z/ FREEBORN MN- 1008 PM CDT SUN JUN 21 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT FOR SOUTHEASTERN FREEBORN COUNTY... AT 1006 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS LOCATED NEAR GLENVILLE...OR ABOUT OVER GLENVILLE...AND MOVING EAST AT 15 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE...HAYWARD...MYRTLE AND LONDON. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. && LAT...LON 4349 9335 4363 9333 4369 9304 4350 9305 TIME...MOT...LOC 0308Z 250DEG 13KT 4356 9327 $$ JLT
000 WWUS53 KMPX 220324 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1024 PM CDT SUN JUN 21 2009 MNC047-220400- /O.CON.KMPX.TO.W.0019.000000T0000Z-090622T0400Z/ FREEBORN MN- 1024 PM CDT SUN JUN 21 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT FOR SOUTHEASTERN FREEBORN COUNTY... AT 1021 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS LOCATED 3 MILES WEST OF MYRTLE...AND MOVING EAST AT 15 MPH. A LOCAL FIRE DEPARTMENT OBSERVER REPORTED A FUNNEL CLOUD SOUTH OF HAYWARD AT 1020 PM. OTHER LOCATIONS IN THE WARNING INCLUDE...MYRTLE AND LONDON. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. && LAT...LON 4349 9335 4363 9333 4369 9304 4350 9305 TIME...MOT...LOC 0323Z 250DEG 13KT 4358 9320 $$ JLT
000 WWUS53 KMPX 220333 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1033 PM CDT SUN JUN 21 2009 MNC047-220343- /O.CAN.KMPX.TO.W.0019.000000T0000Z-090622T0400Z/ FREEBORN MN- 1033 PM CDT SUN JUN 21 2009 ...THE TORNADO WARNING FOR SOUTHEASTERN FREEBORN COUNTY IS CANCELLED... RADAR INDICATED THAT THE SEVERE STORM HAD WEAKENED OR MOVED OUT OF THE WARNED AREA. THEREFORE...THE TORNADO WARNING HAS BEEN CANCELLED. THE STORM HAS WEAKENED...AND NO LONGER APPEARS TORNADIC. THEREFORE... THE TORNADO WARNING HAS BEEN CANCELLED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. LAT...LON 4349 9335 4363 9333 4369 9304 4350 9305 TIME...MOT...LOC 0333Z 250DEG 13KT 4359 9315 $$ JLT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 7:15 PM CDT | Special Weather Statement | MPX | Waseca | 45 min |
| Jun 21, 7:25 PM CDT | Tornado Warning | MPX | Blue Earth, Faribault, Freeborn, Waseca | 65 min |
| Jun 21, 7:27 PM CDT | Tornado Warning | MPX | Blue Earth, Waseca | 33 min |
| Jun 21, 8:08 PM CDT | Tornado Warning | MPX | Faribault, Freeborn | 67 min |
| Jun 21, 8:19 PM CDT | Areal Flood Advisory | MPX | Faribault | 3 hr |
| Jun 21, 8:28 PM CDT | Tornado Warning | MPX | Faribault, Freeborn | 32 min |
| Jun 21, 9:04 PM CDT | Areal Flood Advisory | MPX | Freeborn | 4 hr |
| Jun 21, 9:07 PM CDT | Tornado Warning | MPX | Freeborn | 53 min |
| Jun 21, 9:20 PM CDT | Tornado Warning | MPX | Freeborn | 40 min |
| Jun 21, 10:44 PM CDT | Special Weather Statement | MPX | Freeborn | 31 min |
| Jun 22, 3:44 PM CDT | Heat Advisory | MPX | Hennepin, Ramsey | 12 hr |
Nearby
Tornado Warnings in Minnesota, 2009Every tornado warning in 2009Tornadoes in 2009
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.