Alert archive / Minnesota / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 65, NWS Twin Cities, MN

June 30, 2019Mille Lacs County, Morrison County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 30, 2019, 10:07 AM CDT for Mille Lacs County, Morrison County, Minnesota. It was in force for 23 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 30, 2019, 10:07 AM CDT (15:07 UTC)
Expired
Jun 30, 2019, 10:30 AM CDT
In force
23 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Mille Lacs County, MN, Morrison County, MN

The radar

The Minneapolis radar (KMPX), 141 km from the middle of the area, began a volume at 15:09 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 30, 10:20 AM CDTTSTM WND DMGVineland, MNTREES DOWN OVER THE ROAD. DELAYED REPORT, TIME ESTIMATED.

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.

IssuedProductOfficeLasted
Jun 30, 5:11 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 3.1 hours before the alert went out and 140 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 12:00Z on 2019-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3310 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2019-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 square meters per square second.193958Sfc1 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
3310 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1422 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

585 
WUUS53 KMPX 301507
SVRMPX
MNC095-097-301530-
/O.NEW.KMPX.SV.W.0065.190630T1507Z-190630T1530Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1007 AM CDT Sun Jun 30 2019

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Northern Mille Lacs County in east central Minnesota...
  Southeastern Morrison County in central Minnesota...

* Until 1030 AM CDT.

* At 1006 AM CDT, a severe thunderstorm was located over Lastrup, or
  17 miles east of Little Falls, moving southeast at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Trained weather spotters.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Mille Lacs Lake, Pierz, Onamia, Isle, Wahkon, Lastrup, Vineland,
  Morrill, Buckman, Harding, Genola and Hillman.

This includes U.S. Highway 169 between mile markers 205 and 228.
 
This includes  Grand Casino Mille Lacs.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4625 9344 4604 9343 4582 9397 4582 9409
      4602 9422 4614 9402 4616 9395 4616 9381
      4622 9380 4623 9376
TIME...MOT...LOC 1506Z 295DEG 28KT 4602 9400 

HAIL...1.00IN
WIND...60MPH
 
$$

CTG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 4:51 AM CDTSevere Thunderstorm WarningMPXKanabec, Mille Lacs54 min
Jun 30, 5:44 AM CDTSpecial Weather StatementMPXChisago, Isanti31 min
Jun 30, 8:04 AM CDTSpecial Weather StatementMPXCarver, Le Sueur, McLeod, Rice, Scott, Sibley26 min
Jun 30, 9:04 AM CDTSpecial Weather StatementMPXTodd26 min
Jun 30, 9:13 AM CDTSpecial Weather StatementMPXStevens32 min
Jun 30, 9:35 AM CDTSpecial Weather StatementMPXTodd25 min
Jun 30, 9:37 AM CDTSpecial Weather StatementMPXPope23 min
Jun 30, 9:48 AM CDTSpecial Weather StatementMPXPope27 min
Jun 30, 9:55 AM CDTSpecial Weather StatementMPXMorrison35 min
Jun 30, 10:00 AM CDTSpecial Weather StatementMPXMille Lacs45 min
Jun 30, 10:10 AM CDTSpecial Weather StatementMPXPope50 min
Jun 30, 10:14 AM CDTSevere Thunderstorm WarningMPXKanabec31 min
Jun 30, 10:23 AM CDTSevere Thunderstorm WarningMPXBenton, Isanti, Kanabec, Mille Lacs, Morrison37 min
Jun 30, 10:33 AM CDTSpecial Weather StatementMPXBenton57 min
Jun 30, 10:46 AM CDTSpecial Weather StatementMPXKanabec29 min
Jun 30, 10:48 AM CDTSpecial Weather StatementMPXStearns57 min
Jun 30, 10:55 AM CDTSpecial Weather StatementMPXChisago, Isanti, Kanabec, Mille Lacs50 min
Jun 30, 11:10 AM CDTSpecial Weather StatementMPXMeeker, Sherburne, Wright50 min
Jun 30, 11:25 AM CDTSevere Thunderstorm WarningMPXMeeker, Stearns, Wright35 min
Jun 30, 11:47 AM CDTSpecial Weather StatementMPXChisago, Isanti43 min
Jun 30, 11:57 AM CDTSpecial Weather StatementMPXHennepin33 min
Jun 30, 12:29 PM CDTSpecial Weather StatementMPXHennepin, Ramsey31 min
Jun 30, 12:50 PM CDTSpecial Weather StatementMPXHennepin25 min
Jun 30, 1:04 PM CDTSpecial Weather StatementMPXRamsey26 min
Jun 30, 2:11 PM CDTSpecial Weather StatementMPXSteele34 min
Jun 30, 2:18 PM CDTSevere Thunderstorm WarningMPXSteele, Waseca37 min
Jun 30, 2:41 PM CDTTornado WarningMPXFreeborn, Waseca34 min
Jun 30, 3:10 PM CDTTornado WarningMPXFreeborn15 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2019Every severe thunderstorm warning in 2019

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.