Alert archive / Minnesota / Tornado Warnings in 2012
Tornado Warning 29, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jun 17, 2012, 6:41 PM CDT for Pope County, Swift County, Minnesota. It was in force for 34 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
- Jun 17, 2012, 6:41 PM CDT (23:41 UTC)
- Expired
- Jun 17, 2012, 7:15 PM CDT
- In force
- 34 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Pope County, MN, Swift County, MN
The radar
The Minneapolis radar (KMPX), 173 km from the middle of the area, began a volume at 23:43 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 17, 6:46 PM CDT | FUNNEL CLOUD | Holloway, MN |
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 17, 3:45 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.7 hours before the alert went out and 170 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
- 1861 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 158 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
993 WFUS53 KMPX 172341 TORMPX MNC121-151-180015- /O.NEW.KMPX.TO.W.0029.120617T2341Z-120618T0015Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 641 PM CDT SUN JUN 17 2012 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... SOUTH CENTRAL POPE COUNTY IN WEST CENTRAL MINNESOTA... CENTRAL SWIFT COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 715 PM CDT * AT 639 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A TORNADO. IN ADDITION...SPOTTERS REPORTED A WALL CLOUD WITH INCREASING STRENGTH OF ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS 4 MILES NORTHEAST OF HOLLOWAY...AND MOVING EAST AT 30 MPH. * LOCATIONS IN THE WARNING INCLUDE... BENSON... HOLLOWAY... DANVERS... CLONTARF... DE GRAFF... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY EVENING FOR SOUTHWESTERN MINNESOTA. && LAT...LON 4547 9550 4525 9540 4516 9591 4533 9599 TIME...MOT...LOC 2341Z 252DEG 20KT 4528 9583 $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 10:22 AM CDT | Special Weather Statement | MPX | Brown, Chippewa, Lac qui Parle, Redwood, Swift, Yellow Medicine | 53 min |
| Jun 17, 5:47 PM CDT | Special Weather Statement | MPX | Swift | 43 min |
| Jun 17, 6:08 PM CDT | Severe Thunderstorm Warning | MPX | Pope, Stevens, Swift | 67 min |
| Jun 17, 6:28 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Lac qui Parle | 47 min |
| Jun 17, 6:39 PM CDT | Tornado Warning | MPX | Chippewa, Lac qui Parle | 36 min |
Nearby
Tornado Warnings in Minnesota, 2012Every tornado warning in 2012Tornadoes in 2012
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.