Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 79, NWS Twin Cities, MN

June 30, 2018Douglas County, Pope County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 30, 2018, 12:05 AM CDT for Douglas County, Pope County, Minnesota. It was in force for 55 min. 2 reports 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, 2018, 12:05 AM CDT (05:05 UTC)
Expired
Jun 30, 2018, 1:00 AM CDT
In force
55 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Douglas County, MN, Pope County, MN

The radar

The Minneapolis radar (KMPX), 179 km from the middle of the area, began a volume at 05:08 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, 12:11 AM CDTHAIL 0.756 Wsw Miltona, MNMPING REPORT.
Jun 30, 12:45 AM CDTTSTM WND DMG3 Nnw Osakis, MNPOWER LINE BLOWN DOWN NEAR CR 3 AND BIRD LAKE ROAD.

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 29, 11:56 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 5.1 hours before the alert went out and 177 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 2018-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3333 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 00:00Z on 2018-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
3333 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
1867 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

373 
WUUS53 KMPX 300505
SVRMPX
MNC041-121-300600-
/O.NEW.KMPX.SV.W.0079.180630T0505Z-180630T0600Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1205 AM CDT SAT JUN 30 2018

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Douglas County in west central Minnesota...
  Northern Pope County in west central Minnesota...

* Until 100 AM CDT.

* At 1205 AM CDT, severe thunderstorms were located along a line
  extending from near Garfield to near Holmes City to near Cyrus,
  moving east at 25 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Alexandria, Glenwood, Starbuck, Carlos, Brandon, Lowry, Kensington,
  Holmes City, Leaf Valley, Miltona, Garfield and Belle River.

 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4562 9514 4562 9576 4577 9576 4605 9557
      4609 9514
TIME...MOT...LOC 0505Z 269DEG 21KT 4598 9550 4578 9555 4563 9568 

HAIL...1.50IN
WIND...60MPH
 
$$
2 follow-up statements
673 
WWUS53 KMPX 300522
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1222 AM CDT SAT JUN 30 2018

MNC041-121-300600-
/O.CON.KMPX.SV.W.0079.000000T0000Z-180630T0600Z/
Douglas MN-Pope MN-
1222 AM CDT SAT JUN 30 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM CDT
FOR EASTERN DOUGLAS AND NORTHERN POPE COUNTIES...

At 1222 AM CDT, severe thunderstorms were located along a line
extending from near Carlos to near Forada to Starbuck, moving east at
25 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...
Alexandria, Glenwood, Starbuck, Carlos, Lowry, Holmes City, Leaf
Valley, Miltona, Garfield, Belle River, Grove Lake and Villard.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4562 9564 4584 9556 4606 9551 4609 9514
      4562 9514
TIME...MOT...LOC 0522Z 269DEG 21KT 4598 9536 4578 9541 4563 9554 

HAIL...1.00IN
WIND...60MPH
 
$$
145 
WWUS53 KMPX 300550
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1250 AM CDT SAT JUN 30 2018

MNC041-121-300600-
/O.EXP.KMPX.SV.W.0079.000000T0000Z-180630T0600Z/
Douglas MN-Pope MN-
1250 AM CDT SAT JUN 30 2018

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN DOUGLAS AND NORTHERN
POPE COUNTIES WILL EXPIRE AT 100 AM CDT...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 700 AM CDT for
central and west central Minnesota.

LAT...LON 4562 9564 4584 9556 4606 9551 4609 9514
      4562 9514
TIME...MOT...LOC 0550Z 269DEG 21KT 4598 9514 4578 9519 4563 9532 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 11:25 PM CDTSpecial Weather StatementMPXTodd50 min
Jun 29, 11:58 PM CDTSevere Thunderstorm WarningMPXTodd47 min
Jun 30, 12:18 AM CDTSevere Thunderstorm WarningMPXTodd42 min
Jun 30, 12:43 AM CDTSevere Thunderstorm WarningMPXStearns, Todd47 min
Jun 30, 1:00 AM CDTSpecial Weather StatementMPXMorrison45 min
Jun 30, 1:06 AM CDTSevere Thunderstorm WarningMPXMorrison39 min
Jun 30, 1:29 AM CDTSevere Thunderstorm WarningMPXMorrison, Stearns, Todd46 min
Jun 30, 2:02 AM CDTSevere Thunderstorm WarningMPXBenton, Mille Lacs, Morrison, Stearns43 min
Jun 30, 2:27 AM CDTSevere Thunderstorm WarningMPXKanabec, Mille Lacs33 min
Jun 30, 2:51 AM CDTFlash Flood WatchMPXFaribault, Freeborn, Martin18 hr
Jun 30, 2:54 AM CDTHeat AdvisoryMPXGoodhue16 hr
Jun 30, 5:25 PM CDTSpecial Weather StatementMPXFreeborn50 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.