Alert archive / Minnesota / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 92, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 24, 2014, 5:03 PM CDT for Benton County, Morrison County, Minnesota. It was in force for 57 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
- Aug 24, 2014, 5:03 PM CDT (22:03 UTC)
- Expired
- Aug 24, 2014, 6:00 PM CDT
- In force
- 57 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Benton County, MN, Morrison County, MN
The radar
The Minneapolis radar (KMPX), 130 km from the middle of the area, began a volume at 22:07 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 24, 5:10 PM CDT | HAIL 0.5 | Royalton, MN | DIME-SIZED HAIL REPORTED. TIME ESTIMATED BASED ON RADAR. |
| Aug 24, 5:20 PM CDT | HAIL 0.5 | Pierz, MN | DIME-SIZED HAIL REPORTED. TIME ESTIMATED BASED ON RADAR. |
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 24, 3:45 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.1 hours before the alert went out and 129 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
- 1234 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 583 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 355 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.9
The text
As transmitted, in the capitals the NWS used until 2016.
783
WUUS53 KMPX 242203
SVRMPX
MNC009-097-242300-
/O.NEW.KMPX.SV.W.0092.140824T2203Z-140824T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
503 PM CDT SUN AUG 24 2014
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN BENTON COUNTY IN CENTRAL MINNESOTA...
EASTERN MORRISON COUNTY IN CENTRAL MINNESOTA...
* UNTIL 600 PM CDT
* AT 456 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 13 MILES
NORTHWEST OF SAUK RAPIDS...AND MOVING NORTHEAST AT 35 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.
* LOCATIONS IMPACTED INCLUDE...
ROYALTON...BUCKMAN...GENOLA...PIERZ...LASTRUP AND HARDING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4615 9381 4574 9421 4575 9427 4577 9428
4578 9439 4616 9428 4616 9381
TIME...MOT...LOC 2203Z 205DEG 32KT 4579 9430
HAIL...1.00IN
WIND...60MPH
$$
JRB3 follow-up statements
754
WWUS53 KMPX 242216
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
516 PM CDT SUN AUG 24 2014
MNC009-242226-
/O.CAN.KMPX.SV.W.0092.000000T0000Z-140824T2300Z/
BENTON MN-
516 PM CDT SUN AUG 24 2014
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BENTON COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4615 9381 4582 9413 4581 9438 4611 9430
4616 9428 4616 9381
TIME...MOT...LOC 2216Z 205DEG 32KT 4587 9424
$$
MNC097-242300-
/O.CON.KMPX.SV.W.0092.000000T0000Z-140824T2300Z/
MORRISON MN-
516 PM CDT SUN AUG 24 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
MORRISON COUNTY UNTIL 600 PM CDT...
AT 510 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 11 MILES SOUTH OF
LITTLE FALLS...AND MOVING NORTHEAST AT 35 MPH.
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING AND TREES.
LOCATIONS IMPACTED INCLUDE...
BUCKMAN...GENOLA...PIERZ...LASTRUP AND HARDING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4615 9381 4582 9413 4581 9438 4611 9430
4616 9428 4616 9381
TIME...MOT...LOC 2216Z 205DEG 32KT 4587 9424
HAIL...1.25IN
WIND...60MPH
$$
JRB297
WWUS53 KMPX 242231
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
531 PM CDT SUN AUG 24 2014
MNC097-242300-
/O.CON.KMPX.SV.W.0092.000000T0000Z-140824T2300Z/
MORRISON MN-
531 PM CDT SUN AUG 24 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
MORRISON COUNTY UNTIL 600 PM CDT...
AT 528 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 13 MILES EAST OF
LITTLE FALLS...AND MOVING NORTHEAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.
SOURCE...RADAR INDICATED. IN ADDITION NICKEL SIZE HAIL WAS REPORTED
EAST OF ROYALTON.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING AND TREES.
LOCATIONS IMPACTED INCLUDE...
LASTRUP AND HARDING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4615 9381 4584 9411 4597 9423 4616 9419
4616 9381
TIME...MOT...LOC 2231Z 211DEG 35KT 4603 9408
HAIL...1.25IN
WIND...60MPH
$$
JRB334
WWUS53 KMPX 242242
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
542 PM CDT SUN AUG 24 2014
MNC097-242300-
/O.CON.KMPX.SV.W.0092.000000T0000Z-140824T2300Z/
MORRISON MN-
542 PM CDT SUN AUG 24 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
MORRISON COUNTY UNTIL 600 PM CDT...
AT 539 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 14 MILES WEST OF
MILLE LACS KATHIO STATE PARK...AND MOVING NORTHEAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING AND TREES.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF EASTERN MORRISON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4615 9381 4605 9390 4609 9418 4616 9419
4616 9381
TIME...MOT...LOC 2242Z 211DEG 35KT 4612 9400
HAIL...1.25IN
WIND...60MPH
$$
JRBThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 24, 2:15 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Douglas, Kandiyohi, Pope, Swift | 30 min |
| Aug 24, 2:40 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Kandiyohi, Pope, Stearns, Todd | 65 min |
| Aug 24, 5:18 PM CDT | Special Weather Statement | MPX | Ramsey | 42 min |
| Aug 24, 5:24 PM CDT | Special Weather Statement | MPX | Dakota | 51 min |
| Aug 24, 5:29 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Morrison | 46 min |
| Aug 24, 5:38 PM CDT | Tornado Warning | MPX | Benton, Morrison | 37 min |
| Aug 24, 5:49 PM CDT | Severe Thunderstorm Warning | MPX | Wright | 41 min |
| Aug 24, 6:02 PM CDT | Tornado Warning | MPX | Mille Lacs | 43 min |
| Aug 24, 6:08 PM CDT | Severe Thunderstorm Warning | MPX | Kanabec, Mille Lacs, Morrison | 52 min |
| Aug 24, 6:31 PM CDT | Special Weather Statement | MPX | Sherburne | 29 min |
| Aug 24, 6:57 PM CDT | Special Weather Statement | MPX | Mille Lacs | 48 min |
| Aug 24, 6:59 PM CDT | Tornado Warning | MPX | Kanabec | 31 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.