Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 101, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 27, 2017, 11:39 PM CDT for Jackson County, Nobles County, Minnesota; Osceola County, Iowa. It was in force for 51 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
- Jun 27, 2017, 11:39 PM CDT (04:39 UTC)
- Expired
- Jun 28, 2017, 12:30 AM CDT
- In force
- 51 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Osceola County, IA, Jackson County, MN, Nobles County, MN
The radar
The Sioux Falls radar (KFSD), 99 km from the middle of the area, began a volume at 04:40 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 27, 7:35 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 4.7 hours before the alert went out and 210 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
- 2305 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 264 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
849
WUUS53 KFSD 280439
SVRFSD
IAC143-MNC063-105-280530-
/O.NEW.KFSD.SV.W.0101.170628T0439Z-170628T0530Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Sioux Falls SD
1139 PM CDT TUE JUN 27 2017
The National Weather Service in Sioux Falls has issued a
* Severe Thunderstorm Warning for...
Northern Osceola County in northwestern Iowa...
Southwestern Jackson County in southwestern Minnesota...
Southeastern Nobles County in southwestern Minnesota...
* Until 1230 AM CDT
* At 1139 PM CDT, a severe thunderstorm was located near Rushmore, or
9 miles southwest of Worthington, moving east at 25 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.
* This severe thunderstorm will be near,
Worthington around 1205 AM CDT.
Round Lake around 1215 AM CDT.
Other locations impacted by this severe thunderstorm include Bigelow.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4350 9538 4350 9539 4346 9539 4345 9580
4369 9581 4372 9536
TIME...MOT...LOC 0439Z 260DEG 20KT 4354 9575
HAIL...1.25IN
WIND...60MPH
$$
Hanko2 follow-up statements
601
WWUS53 KFSD 280503
SVSFSD
Severe Weather Statement
National Weather Service Sioux Falls SD
1203 AM CDT WED JUN 28 2017
IAC143-280512-
/O.CAN.KFSD.SV.W.0101.000000T0000Z-170628T0530Z/
Osceola IA-
1203 AM CDT WED JUN 28 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN OSCEOLA COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 100 AM CDT for
northwestern Iowa...and southwestern Minnesota.
LAT...LON 4350 9538 4350 9541 4351 9571 4369 9581
4372 9536
TIME...MOT...LOC 0502Z 262DEG 16KT 4359 9562
$$
MNC063-105-280530-
/O.CON.KFSD.SV.W.0101.000000T0000Z-170628T0530Z/
Jackson MN-Nobles MN-
1203 AM CDT WED JUN 28 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR SOUTHWESTERN JACKSON AND SOUTHEASTERN NOBLES COUNTIES...
At 1202 AM CDT, a severe thunderstorm was located over Worthington,
moving east at 20 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 storm will be near...
Round Lake around 1225 AM CDT.
Brewster around 1230 AM CDT.
Other locations impacted by this severe thunderstorm include Bigelow.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4350 9538 4350 9541 4351 9571 4369 9581
4372 9536
TIME...MOT...LOC 0502Z 262DEG 16KT 4359 9562
HAIL...1.00IN
WIND...60MPH
$$
Hanko814
WWUS53 KFSD 280527
SVSFSD
Severe Weather Statement
National Weather Service Sioux Falls SD
1227 AM CDT WED JUN 28 2017
MNC063-105-280537-
/O.EXP.KFSD.SV.W.0101.000000T0000Z-170628T0530Z/
Jackson MN-Nobles MN-
1227 AM CDT WED JUN 28 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN JACKSON AND
SOUTHEASTERN NOBLES COUNTIES WILL EXPIRE AT 1230 AM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning will be allowed to expire. However small hail
and gusty winds are still possible with this thunderstorm.
A severe thunderstorm watch remains in effect until 100 AM CDT for
northwestern Iowa...and southwestern Minnesota.
LAT...LON 4350 9538 4350 9541 4351 9571 4369 9581
4372 9536
TIME...MOT...LOC 0527Z 260DEG 20KT 4361 9545
$$
HankoThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 11:02 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 43 min |
| Jun 27, 11:08 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Murray | 35 min |
| Jun 27, 11:25 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Jackson, Murray, Nobles | 28 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2017Severe Thunderstorm Warnings in Iowa, 2017Every severe thunderstorm warning in 2017
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.