Alert archive / Minnesota / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 101, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 31, 2014, 7:27 PM CDT for Meeker County, Wright County, Minnesota. It was in force for 48 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
- Aug 31, 2014, 7:27 PM CDT (00:27 UTC)
- Expired
- Aug 31, 2014, 8:15 PM CDT
- In force
- 48 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Meeker County, MN, Wright County, MN
The radar
The Minneapolis radar (KMPX), 52 km from the middle of the area, began a volume at 00:29 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 |
|---|---|---|---|
| Aug 31, 7:50 PM CDT | HAIL 1 | Maple Lake, 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 |
|---|---|---|---|
| Aug 31, 6:56 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 0.5 hours before the alert went out and 50 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
- 1552 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 1054 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
438
WUUS53 KMPX 010027
SVRMPX
MNC093-171-010115-
/O.NEW.KMPX.SV.W.0101.140901T0027Z-140901T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
727 PM CDT SUN AUG 31 2014
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL MEEKER COUNTY IN CENTRAL MINNESOTA...
WRIGHT COUNTY IN CENTRAL MINNESOTA...
* UNTIL 815 PM CDT
* AT 724 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 13 MILES
SOUTHWEST OF MAPLE LAKE...AND MOVING NORTHEAST AT 30 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.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
MAPLE LAKE AROUND 750 PM CDT.
BUFFALO AROUND 755 PM CDT.
LAKE MARIA STATE PARK AROUND 800 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE ANNANDALE...RASSAT...MAPLE
LAKE AIRPORT AND SILVER CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4535 9393 4526 9375 4502 9378 4498 9425
4507 9427 4516 9437
TIME...MOT...LOC 0027Z 235DEG 26KT 4513 9420
HAIL...1.00IN
WIND...60MPH
$$2 follow-up statements
549
WWUS53 KMPX 010049
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
749 PM CDT SUN AUG 31 2014
MNC093-010059-
/O.CAN.KMPX.SV.W.0101.000000T0000Z-140901T0115Z/
MEEKER MN-
749 PM CDT SUN AUG 31 2014
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MEEKER COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4507 9424 4521 9424 4535 9393 4526 9375
4502 9378 4498 9425
TIME...MOT...LOC 0049Z 235DEG 26KT 4522 9401
$$
MNC171-010115-
/O.CON.KMPX.SV.W.0101.000000T0000Z-140901T0115Z/
WRIGHT MN-
749 PM CDT SUN AUG 31 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WRIGHT COUNTY
UNTIL 815 PM CDT...
AT 747 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MAPLE LAKE...
AND MOVING NORTHEAST AT 30 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.
THE SEVERE THUNDERSTORM WILL BE NEAR...
BUFFALO AROUND 755 PM CDT.
LAKE MARIA STATE PARK AROUND 800 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE MAPLE LAKE AIRPORT AND SILVER
CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4507 9424 4521 9424 4535 9393 4526 9375
4502 9378 4498 9425
TIME...MOT...LOC 0049Z 235DEG 26KT 4522 9401
HAIL...1.00IN
WIND...60MPH
$$830
WWUS53 KMPX 010109
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
809 PM CDT SUN AUG 31 2014
MNC171-010119-
/O.EXP.KMPX.SV.W.0101.000000T0000Z-140901T0115Z/
WRIGHT MN-
809 PM CDT SUN AUG 31 2014
...THE SEVERE THUNDERSTORM WARNING FOR WRIGHT COUNTY WILL EXPIRE AT
815 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER...GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.
LAT...LON 4507 9424 4521 9424 4535 9393 4526 9375
4502 9378 4498 9425
TIME...MOT...LOC 0109Z 235DEG 26KT 4530 9384
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 7:08 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Meeker, Renville, Sibley | 52 min |
| Aug 31, 7:18 PM CDT | Special Weather Statement | MPX | Isanti, Kanabec, Mille Lacs, Sherburne, Wright | 57 min |
| Aug 31, 8:13 PM CDT | Special Weather Statement | MPX | Carver, McLeod, Sibley, Wright | 47 min |
| Aug 31, 8:27 PM CDT | Special Weather Statement | MPX | Freeborn | 63 min |
| Sep 1, 3:15 PM CDT | Special Weather Statement | MPX | Martin | 60 min |
| Sep 1, 5:00 PM CDT | Special Weather Statement | MPX | Douglas | 45 min |
| Sep 1, 5:43 PM CDT | Special Weather Statement | MPX | Douglas | 47 min |
| Sep 1, 5:49 PM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Todd | 41 min |
| Sep 1, 6:13 PM CDT | Special Weather Statement | MPX | Swift | 47 min |
| Sep 1, 6:43 PM CDT | Special Weather Statement | MPX | Stearns | 47 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2014Every severe thunderstorm warning in 2014
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.