Alert archive / Minnesota / Tornado Warnings in 2009
Tornado Warning 14, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jun 21, 2009, 7:27 PM CDT for Blue Earth County, Waseca County, Minnesota. It was in force for 33 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
- Jun 21, 2009, 7:27 PM CDT (00:27 UTC)
- Expired
- Jun 21, 2009, 8:00 PM CDT
- In force
- 33 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Blue Earth County, MN, Waseca County, MN
The radar
The Minneapolis radar (KMPX), 82 km from the middle of the area, began a volume at 00:28 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 |
|---|---|---|---|
| Jun 21, 7:36 PM CDT | FUNNEL CLOUD | 1 E St Clair, MN | SOME ROTATION. |
| Jun 21, 8:10 PM CDT | FUNNEL CLOUD | 3 Se Madison Lake, MN | ROTATING AND DROPING DOWN AND UP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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, 0.5 hours before the alert went out and 81 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 220027 TORMPX MNC013-161-220100- /O.NEW.KMPX.TO.W.0014.090622T0027Z-090622T0100Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 727 PM CDT SUN JUN 21 2009 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA... NORTHWESTERN WASECA COUNTY IN SOUTH CENTRAL MINNESOTA... * UNTIL 800 PM CDT * AT 725 PM CDT...RADAR WAS TRACKING A SEVERE STORM WITH STRONG ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS 2 MILES SOUTHEAST OF ST CLAIR...AND MOVING NORTHEAST AT 15 MPH. * LOCATIONS IN THE WARNING INCLUDE... JANESVILLE... PRECAUTIONARY/PREPAREDNESS ACTIONS... WHEN A TORNADO WARNING IS ISSUED BASED ON RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. && LAT...LON 4420 9379 4420 9354 4399 9378 4405 9390 TIME...MOT...LOC 0026Z 213DEG 12KT 4407 9382 $$
3 follow-up statements
000 WWUS53 KMPX 220039 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 739 PM CDT SUN JUN 21 2009 MNC013-161-220100- /O.CON.KMPX.TO.W.0014.000000T0000Z-090622T0100Z/ BLUE EARTH MN-WASECA MN- 739 PM CDT SUN JUN 21 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHWESTERN WASECA AND EAST CENTRAL BLUE EARTH COUNTIES... AT 738 CDT...A FUNNEL CLOUD WAS REPORTED JUST EAST OF ST CLAIR BY LAW ENFORCEMENT. AT 738 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS LOCATED 3 MILES EAST OF ST CLAIR...AND MOVING NORTHEAST AT 10 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE...JANESVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. && LAT...LON 4420 9379 4420 9354 4399 9378 4405 9390 TIME...MOT...LOC 0039Z 213DEG 10KT 4409 9380 $$
000 WWUS53 KMPX 220053 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 753 PM CDT SUN JUN 21 2009 MNC013-161-220100- /O.CON.KMPX.TO.W.0014.000000T0000Z-090622T0100Z/ BLUE EARTH MN-WASECA MN- 753 PM CDT SUN JUN 21 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHWESTERN WASECA AND NORTHEASTERN BLUE EARTH COUNTIES... AT 754 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS LOCATED 3 MILES WEST OF JANESVILLE...AND MOVING NORTHEAST AT 10 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE...JANESVILLE. 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 1000 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. && LAT...LON 4410 9368 4411 9385 4420 9379 4420 9354 TIME...MOT...LOC 0053Z 213DEG 10KT 4412 9377 $$ JLT
000 WWUS53 KMPX 220057 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 757 PM CDT SUN JUN 21 2009 MNC013-161-220108- /O.EXP.KMPX.TO.W.0014.000000T0000Z-090622T0100Z/ BLUE EARTH MN-WASECA MN- 757 PM CDT SUN JUN 21 2009 ...THE TORNADO WARNING FOR NORTHWESTERN WASECA AND NORTHEASTERN BLUE EARTH COUNTIES EXPIRES AT 800 PM CDT... TORNADIC SEVERE STORMS WERE ABOUT TO MOVE OUT OF THE COUNTY. HOWEVER...MORE THUNDERSTORMS WERE DEVELOPING IN THE AREA...REMAIN ALERT FOR ADDITIONAL WARNINGS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY EVENING FOR SOUTH CENTRAL MINNESOTA. LAT...LON 4410 9368 4411 9385 4420 9379 4420 9354 TIME...MOT...LOC 0058Z 213DEG 10KT 4413 9376 $$ 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, 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, 9:59 PM CDT | Tornado Warning | MPX | Freeborn | 34 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.