Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 91, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 4, 2018, 8:28 AM CDT for McLeod County, Sibley County, Minnesota. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 4, 2018, 8:28 AM CDT (13:28 UTC)
- Expired
- Jul 4, 2018, 9:00 AM CDT
- In force
- 32 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties McLeod County, MN, Sibley County, MN
The radar
The Minneapolis radar (KMPX), 57 km from the middle of the area, began a volume at 13:32 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.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 1.5 hours before the alert went out and 55 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
- 2175 J/kg
- Mixed-layer CIN
- -127 J/kg
- Mixed-layer LCL
- 1013 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 134 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 4.1
The text
As transmitted.
374
WUUS53 KMPX 041328
SVRMPX
MNC085-143-041400-
/O.NEW.KMPX.SV.W.0091.180704T1328Z-180704T1400Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
828 AM CDT WED JUL 4 2018
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
North central Sibley County in central Minnesota...
Central McLeod County in central Minnesota...
* Until 900 AM CDT.
* At 828 AM CDT, a severe thunderstorm was located over Brownton, or
12 miles south of Hutchinson, moving north at 15 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...
Hutchinson, Glencoe, Brownton, Sumter, New Auburn, Biscay,
Fernando, Hutchinson Airport and Lake Marion Regional Park.
This includes U.S. Highway 212 between mile markers 103 and 122.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4461 9417 4464 9450 4490 9442 4486 9408
TIME...MOT...LOC 1328Z 191DEG 11KT 4470 9437
HAIL...1.00IN
WIND...60MPH
$$
JLT3 follow-up statements
223
WWUS53 KMPX 041338
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
838 AM CDT WED JUL 4 2018
MNC085-143-041400-
/O.CON.KMPX.SV.W.0091.000000T0000Z-180704T1400Z/
Sibley MN-McLeod MN-
838 AM CDT WED JUL 4 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 AM CDT
FOR NORTH CENTRAL SIBLEY AND CENTRAL MCLEOD COUNTIES...
At 838 AM CDT, a severe thunderstorm was located over Brownton, or 11
miles south of Hutchinson, moving northeast at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Hutchinson, Glencoe, Brownton, Sumter, New Auburn, Biscay, Fernando,
Hutchinson Airport and Lake Marion Regional Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4461 9417 4464 9450 4490 9442 4486 9408
TIME...MOT...LOC 1338Z 208DEG 12KT 4473 9432
HAIL...1.00IN
WIND...60MPH
$$
JLT730
WWUS53 KMPX 041349
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
849 AM CDT WED JUL 4 2018
MNC085-143-041400-
/O.CON.KMPX.SV.W.0091.000000T0000Z-180704T1400Z/
Sibley MN-McLeod MN-
849 AM CDT WED JUL 4 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 AM CDT
FOR NORTH CENTRAL SIBLEY AND CENTRAL MCLEOD COUNTIES...
At 848 AM CDT, a severe thunderstorm was located over Sumter, or 10
miles southeast of Hutchinson, moving northeast at 15 mph.
Additional storms continued to develop on the southern end of the
severe storm. If conditions warrant, another severe thunderstorm
warning will be issued.
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...
Hutchinson, Glencoe, Brownton, Sumter, New Auburn, Biscay, Fernando,
Hutchinson Airport and Lake Marion Regional Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4461 9417 4464 9450 4490 9442 4486 9408
TIME...MOT...LOC 1348Z 208DEG 12KT 4476 9429
HAIL...1.00IN
WIND...60MPH
$$
JLT071
WWUS53 KMPX 041357
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
857 AM CDT WED JUL 4 2018
MNC085-143-041407-
/O.EXP.KMPX.SV.W.0091.000000T0000Z-180704T1400Z/
Sibley MN-McLeod MN-
857 AM CDT WED JUL 4 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL SIBLEY AND
CENTRAL MCLEOD COUNTIES WILL EXPIRE AT 900 AM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire. However small hail is still possible with this
thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
The Twin Cities.
LAT...LON 4461 9417 4464 9450 4490 9442 4486 9408
TIME...MOT...LOC 1357Z 191DEG 11KT 4478 9428
$$
JLTThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 10:54 PM CDT | Special Weather Statement | MPX | Stevens | 51 min |
| Jul 3, 11:28 PM CDT | Special Weather Statement | MPX | Stevens | 47 min |
| Jul 4, 3:35 AM CDT | Excessive Heat Warning | MPX | Hennepin, Ramsey | 8 hr |
| Jul 4, 3:35 AM CDT | Heat Advisory | MPX | Anoka, Blue Earth, Brown, Carver, Dakota, Faribault and 17 more | 11 hr |
| Jul 4, 5:55 AM CDT | Special Weather Statement | MPX | Douglas, Stevens | 50 min |
| Jul 4, 6:32 AM CDT | Special Weather Statement | MPX | Chippewa, Douglas, Lac qui Parle, Pope, Stevens, Swift and 1 more | 28 min |
| Jul 4, 6:55 AM CDT | Special Weather Statement | MPX | Kandiyohi, Morrison, Renville, Stearns, Yellow Medicine | 35 min |
| Jul 4, 7:32 AM CDT | Special Weather Statement | MPX | Benton, Meeker, Renville | 43 min |
| Jul 4, 8:20 AM CDT | Special Weather Statement | MPX | Anoka, Carver, Hennepin, Isanti, Kanabec, McLeod and 5 more | 40 min |
| Jul 4, 9:18 AM CDT | Special Weather Statement | MPX | Chippewa | 42 min |
| Jul 4, 11:12 AM CDT | Special Weather Statement | MPX | Martin | 48 min |
| Jul 4, 11:35 AM CDT | Special Weather Statement | MPX | Watonwan | 40 min |
| Jul 4, 12:09 PM CDT | Special Weather Statement | MPX | Blue Earth | 66 min |
| Jul 4, 12:47 PM CDT | Special Weather Statement | MPX | Freeborn, Le Sueur, Rice, Steele, Waseca | 58 min |
| Jul 4, 1:07 PM CDT | Special Weather Statement | MPX | Le Sueur, Rice | 53 min |
| Jul 4, 1:30 PM CDT | Special Weather Statement | MPX | Dakota, Ramsey, Scott | 60 min |
| Jul 4, 1:38 PM CDT | Special Weather Statement | MPX | Freeborn, Steele, Waseca | 52 min |
| Jul 4, 1:40 PM CDT | Special Weather Statement | MPX | Goodhue | 50 min |
| Jul 4, 1:53 PM CDT | Special Weather Statement | MPX | Ramsey, Washington | 52 min |
| Jul 4, 1:55 PM CDT | Tornado Warning | MPX | Freeborn | 17 min |
| Jul 4, 2:20 PM CDT | Special Weather Statement | MPX | Washington | 25 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2018Every severe thunderstorm warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.