Alert archive / Minnesota / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 20, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 9, 2015, 4:37 PM CDT for Stevens County, Minnesota. It was in force for 38 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 9, 2015, 4:37 PM CDT (21:37 UTC)
- Expired
- Jun 9, 2015, 5:15 PM CDT
- In force
- 38 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Stevens County, MN
The radar
The Aberdeen radar (KABR), 185 km from the middle of the area, began a volume at 21:39 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 9, 5:07 PM CDT | HAIL 1 | 6 S Donnelly, MN | |
| Jun 9, 5:13 PM CDT | HAIL 1 | 4 W Alberta, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 9.6 hours before the alert went out and 202 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
- 2409 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
736
WUUS53 KMPX 092137
SVRMPX
MNC149-092215-
/O.NEW.KMPX.SV.W.0020.150609T2137Z-150609T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
437 PM CDT TUE JUN 9 2015
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
STEVENS COUNTY IN WEST CENTRAL MINNESOTA...
* UNTIL 515 PM CDT
* AT 437 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES EAST OF
DUMONT...OR 12 MILES SOUTHEAST OF WHEATON...MOVING EAST AT 45 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS...SIDING AND TREES.
* THIS SEVERE THUNDERSTORM WILL BE NEAR...
DONNELLY AROUND 455 PM CDT.
MORRIS AROUND 505 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
ALBERTA...MORRIS AIRPORT AND FISH LAKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4576 9625 4576 9576 4549 9577 4559 9625
TIME...MOT...LOC 2137Z 282DEG 37KT 4572 9627
HAIL...1.00IN
WIND...60MPH
$$
DWE1 follow-up statement
192 WWUS53 KMPX 092204 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 504 PM CDT TUE JUN 9 2015 MNC149-092215- /O.CON.KMPX.SV.W.0020.000000T0000Z-150609T2215Z/ STEVENS MN- 504 PM CDT TUE JUN 9 2015 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR STEVENS COUNTY... AT 503 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ALBERTA...OR 7 MILES WEST OF MORRIS...MOVING EAST AT 45 MPH. HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. SOURCE...LAW ENFORCEMENT REPORTED DIME SIZE HAIL. IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. THIS SEVERE STORM WILL BE NEAR... MORRIS AND HANCOCK AROUND 515 PM CDT. OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE ALBERTA...MORRIS AIRPORT AND FISH LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. && LAT...LON 4576 9625 4576 9576 4549 9577 4559 9625 TIME...MOT...LOC 2203Z 285DEG 39KT 4561 9605 HAIL...0.75IN WIND...60MPH $$ DWE
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 4:41 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 49 min |
| Jun 9, 5:08 PM CDT | Severe Thunderstorm Warning | MPX | Pope, Stevens, Swift | 52 min |
| Jun 9, 5:34 PM CDT | Special Weather Statement | MPX | Yellow Medicine | 11 min |
| Jun 9, 5:35 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Pope, Stearns, Swift | 40 min |
| Jun 9, 5:44 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Swift | 46 min |
| Jun 9, 6:03 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Stearns | 42 min |
| Jun 9, 6:15 PM CDT | Special Weather Statement | MPX | Kandiyohi | 30 min |
| Jun 9, 6:18 PM CDT | Special Weather Statement | MPX | Chippewa | 27 min |
| Jun 9, 6:41 PM CDT | Special Weather Statement | MPX | Renville | 34 min |
| Jun 9, 6:45 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne, Stearns, Wright | 45 min |
| Jun 9, 6:56 PM CDT | Special Weather Statement | MPX | McLeod, Meeker, Wright | 34 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2015Every severe thunderstorm warning in 2015
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.