Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 86, NWS Twin Cities, MN

June 22, 2017Faribault County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 22, 2017, 12:08 AM CDT for Faribault 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, 12:08 AM CDT (05:08 UTC)
Expired
Jun 22, 2017, 12:45 AM CDT
In force
37 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
50.0 mph

County Faribault County, MN

The radar

The Minneapolis radar (KMPX), 137 km from the middle of the area, began a volume at 05:07 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

TimeReportWhereRemark
Jun 22, 12:10 AM CDTHAIL 0.883 Wnw Blue Earth, 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 00:00Z, 5.1 hours before the alert went out and 136 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-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2017-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2017-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1414 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
205 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

821 
WUUS53 KMPX 220508
SVRMPX
MNC043-220545-
/O.NEW.KMPX.SV.W.0086.170622T0508Z-170622T0545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1208 AM CDT THU JUN 22 2017

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Central Faribault County in south central Minnesota...

* Until 1245 AM CDT

* At 1208 AM CDT, a severe thunderstorm was located over Huntley, or
  15 miles east of Fairmont, moving east at 25 mph.

  HAZARD...Half dollar size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Damage to vehicles is expected. 

* This severe thunderstorm will be near,
  Blue Earth around 1215 AM CDT. 
  Easton around 1240 AM CDT. 

Other locations impacted by this severe thunderstorm include Huntley.

This includes the following highways...
 Interstate 90 between mile markers 115 and 133.
 U.S. Highway 169 between mile markers 9 and 17.

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.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4364 9420 4373 9421 4377 9382 4358 9384
TIME...MOT...LOC 0508Z 271DEG 22KT 4369 9416 

HAIL...1.25IN
WIND...<50MPH
 
$$

JPC
2 follow-up statements
645 
WWUS53 KMPX 220527
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1227 AM CDT THU JUN 22 2017

MNC043-220545-
/O.CON.KMPX.SV.W.0086.000000T0000Z-170622T0545Z/
Faribault MN-
1227 AM CDT THU JUN 22 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR CENTRAL FARIBAULT COUNTY...

At 1226 AM CDT, severe thunderstorms were located along a line
extending from near Brush Creek to near Easton to near Huntley,
moving east at 35 mph.

HAZARD...Half dollar size hail. 

SOURCE...Radar indicated. 

IMPACT...Damage to vehicles is expected. 

These severe storms will be near...
  Easton around 1245 AM CDT. 

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.

Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 4368 9414 4374 9414 4377 9382 4361 9384
TIME...MOT...LOC 0526Z 269DEG 31KT 4365 9385 4372 9395 4371 9410 

HAIL...1.25IN
WIND...<50MPH
 
$$

JPC
262 
WWUS53 KMPX 220547
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1247 AM CDT THU JUN 22 2017

MNC043-220557-
/O.EXP.KMPX.SV.W.0086.000000T0000Z-170622T0545Z/
Faribault MN-
1247 AM CDT THU JUN 22 2017

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL FARIBAULT COUNTY HAS
EXPIRED...
    
The storms which prompted the warning have weakened below severe 
limits and have exited the warned area. Therefore the warning has 
been 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 4368 9414 4374 9414 4377 9382 4361 9384
TIME...MOT...LOC 0547Z 271DEG 22KT 4365 9369 4372 9379 4371 9394 

$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 7:17 PM CDTSevere Thunderstorm WarningMPXDouglas43 min
Jun 21, 8:00 PM CDTSpecial Weather StatementMPXDouglas45 min
Jun 21, 8:39 PM CDTSpecial Weather StatementMPXStearns66 min
Jun 21, 9:39 PM CDTSpecial Weather StatementMPXPope66 min
Jun 21, 11:49 PM CDTSpecial Weather StatementMPXTodd41 min
Jun 21, 11:55 PM CDTSpecial Weather StatementMPXFaribault, Martin65 min
Jun 21, 11:58 PM CDTSevere Thunderstorm WarningMPXMartin35 min
Jun 22, 12:32 AM CDTSpecial Weather StatementMPXGoodhue, Rice58 min
Jun 22, 12:46 AM CDTSpecial Weather StatementMPXTodd44 min
Jun 22, 12:54 AM CDTSevere Thunderstorm WarningMPXDouglas, Todd36 min
Jun 22, 1:05 AM CDTSpecial Weather StatementMPXMartin40 min
Jun 22, 4:50 AM CDTSevere Thunderstorm WarningMPXRedwood40 min
Jun 22, 6:35 AM CDTSpecial Weather StatementMPXBlue Earth55 min
Jun 22, 7:23 AM CDTSevere Thunderstorm WarningMPXRice, Steele37 min

Nearby

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