Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 89, NWS Twin Cities, MN

June 22, 2017Rice County, Steele County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 22, 2017, 7:23 AM CDT for Rice County, Steele County, Minnesota. It was in force for 37 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: Jun 22, 2017, 7:23 AM CDT (12:23 UTC)
Expired: Jun 22, 2017, 8:00 AM CDT
In force: 37 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

Counties Rice County, MN, Steele County, MN

The radar

The Minneapolis radar (KMPX), 77 km from the middle of the area, began a volume at 12:25 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 22, 7:23 AM CDT	HAIL 1.5	Morristown, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 0.4 hours before the alert went out and 78 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 217 J/kg
Mixed-layer CIN: -78 J/kg
Mixed-layer LCL: 679 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: -99 m²/s²
0-3 km storm-relative helicity: 126 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

913 
WUUS53 KMPX 221223
SVRMPX
MNC131-147-221300-
/O.NEW.KMPX.SV.W.0089.170622T1223Z-170622T1300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
723 AM CDT THU JUN 22 2017

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Northern Steele County in south central Minnesota...
  Southern Rice County in south central Minnesota...

* Until 800 AM CDT

* At 723 AM CDT, a severe thunderstorm was located over Warsaw, or 7
  miles southwest of Faribault, moving east at 35 mph.

  HAZARD...Ping pong ball size hail. 

  SOURCE...Radar indicated. 

  IMPACT...People and animals outdoors will be injured. Expect 
           damage to roofs, siding, windows, and vehicles. 

* This severe thunderstorm will be near,
  Faribault around 730 AM CDT. 
  Medford around 740 AM CDT. 
  Owatonna around 745 AM CDT. 

Other locations impacted by this severe thunderstorm include Clinton
Falls, Merton, Deerfield, Ruskin and Moland.

This includes Interstate 35 between mile markers 46 and 56.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in The Twin Cities.

&&

LAT...LON 4418 9341 4420 9341 4420 9349 4429 9344
      4429 9304 4418 9305 4414 9304 4409 9308
TIME...MOT...LOC 1223Z 278DEG 29KT 4423 9340 

HAIL...1.50IN
WIND...<50MPH
 
$$

JPC

2 follow-up statements

675 
WWUS53 KMPX 221239
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
739 AM CDT THU JUN 22 2017

MNC131-147-221300-
/O.CON.KMPX.SV.W.0089.000000T0000Z-170622T1300Z/
Steele MN-Rice MN-
739 AM CDT THU JUN 22 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 AM CDT
FOR NORTHEASTERN STEELE AND SOUTHEASTERN RICE COUNTIES...

At 738 AM CDT, a severe thunderstorm was located over Medford, or
near Faribault, moving east at 35 mph.

HAZARD...Ping pong ball size hail. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect damage 
         to roofs, siding, windows, and vehicles. 

this severe thunderstorm will remain over mainly rural areas of
northeastern Steele and southeastern Rice Counties, including the
following locations: Ruskin, Moland and Merton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
The Twin Cities.

&&

LAT...LON 4420 9333 4427 9329 4429 9304 4418 9305
      4414 9304 4414 9319
TIME...MOT...LOC 1238Z 277DEG 28KT 4421 9324 

HAIL...1.50IN
WIND...<50MPH
 
$$

JPC

319 
WWUS53 KMPX 221253
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
753 AM CDT THU JUN 22 2017

MNC131-147-221303-
/O.EXP.KMPX.SV.W.0089.000000T0000Z-170622T1300Z/
Steele MN-Rice MN-
753 AM CDT THU JUN 22 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN STEELE AND
SOUTHEASTERN RICE COUNTIES WILL EXPIRE AT 800 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.

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 4420 9333 4427 9329 4429 9304 4418 9305
      4414 9304 4414 9319
TIME...MOT...LOC 1253Z 278DEG 29KT 4419 9309 

$$

JPC

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 21, 7:17 PM CDT	Severe Thunderstorm Warning	MPX	Douglas	43 min
Jun 21, 8:00 PM CDT	Special Weather Statement	MPX	Douglas	45 min
Jun 21, 8:39 PM CDT	Special Weather Statement	MPX	Stearns	66 min
Jun 21, 9:39 PM CDT	Special Weather Statement	MPX	Pope	66 min
Jun 21, 11:49 PM CDT	Special Weather Statement	MPX	Todd	41 min
Jun 21, 11:55 PM CDT	Special Weather Statement	MPX	Faribault, Martin	65 min
Jun 21, 11:58 PM CDT	Severe Thunderstorm Warning	MPX	Martin	35 min
Jun 22, 12:08 AM CDT	Severe Thunderstorm Warning	MPX	Faribault	37 min
Jun 22, 12:32 AM CDT	Special Weather Statement	MPX	Goodhue, Rice	58 min
Jun 22, 12:46 AM CDT	Special Weather Statement	MPX	Todd	44 min
Jun 22, 12:54 AM CDT	Severe Thunderstorm Warning	MPX	Douglas, Todd	36 min
Jun 22, 1:05 AM CDT	Special Weather Statement	MPX	Martin	40 min
Jun 22, 4:50 AM CDT	Severe Thunderstorm Warning	MPX	Redwood	40 min
Jun 22, 6:35 AM CDT	Special Weather Statement	MPX	Blue Earth	55 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2017 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.