Alert archive / Minnesota / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 92, NWS Twin Cities, MN

July 14, 2019Chisago County, Isanti County, Kanabec County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 14, 2019, 8:29 PM CDT for Chisago County, Isanti County, Kanabec County, Minnesota. It was in force for 46 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
Jul 14, 2019, 8:29 PM CDT (01:29 UTC)
Expired
Jul 14, 2019, 9:15 PM CDT
In force
46 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Chisago County, MN, Isanti County, MN, Kanabec County, MN

The radar

The Minneapolis radar (KMPX), 116 km from the middle of the area, began a volume at 01:31 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.

IssuedProductOfficeLasted
Jul 14, 3:39 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.5 hours before the alert went out and 117 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 2019-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1771 joules per kilogram.LCLEL10008507005003002001001 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 2019-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
1771 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1404 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.4
Supercell composite
5.6

Open this sounding in Storm Lab

The text

As transmitted.

172 
WUUS53 KMPX 150129
SVRMPX
MNC025-059-065-150215-
/O.NEW.KMPX.SV.W.0092.190715T0129Z-190715T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
829 PM CDT Sun Jul 14 2019

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Kanabec County in east central Minnesota...
  Northwestern Chisago County in east central Minnesota...
  North central Isanti County in east central Minnesota...

* Until 915 PM CDT.

* At 829 PM CDT, severe thunderstorms were located along a line
  extending from 8 miles north of Mora to Ogilvie, moving east at 35
  mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Mora, Rush City, Brunswick, Ogilvie, Grasston, Quamba, Stanchfield,
  Knife Lake, Mora Airport, Rush City Airport and Lewis Lake.

This includes Interstate 35 between mile markers 157 and 163.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 4600 9306 4598 9306 4598 9314 4574 9314
      4573 9285 4565 9289 4564 9289 4564 9326
      4575 9352 4598 9345 4598 9343 4603 9343
TIME...MOT...LOC 0129Z 286DEG 30KT 4598 9336 4581 9344 

HAIL...<.75IN
WIND...60MPH
 
$$

JPC
3 follow-up statements
398 
WWUS53 KMPX 150145
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
845 PM CDT Sun Jul 14 2019

MNC025-059-065-150215-
/O.CON.KMPX.SV.W.0092.000000T0000Z-190715T0215Z/
Kanabec MN-Chisago MN-Isanti MN-
845 PM CDT Sun Jul 14 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CDT
FOR SOUTHEASTERN KANABEC...NORTHWESTERN CHISAGO AND NORTH CENTRAL
ISANTI COUNTIES...

At 845 PM CDT, severe thunderstorms were located along a line
extending from Henriette to 8 miles south of Brunswick, moving
southeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Rush City, Brunswick, Grasston, Quamba, Stanchfield and Rush City
Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 4574 9314 4573 9285 4572 9287 4564 9289
      4564 9326 4569 9336 4598 9320 4598 9314
TIME...MOT...LOC 0145Z 294DEG 33KT 4589 9314 4567 9329 

HAIL...<.75IN
WIND...60MPH
 
$$

JPC
242 
WWUS53 KMPX 150206
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
906 PM CDT Sun Jul 14 2019

MNC065-150215-
/O.CAN.KMPX.SV.W.0092.000000T0000Z-190715T0215Z/
Kanabec MN-
906 PM CDT Sun Jul 14 2019

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN KANABEC COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning for southeastern Kanabec County has 
been cancelled.

A Severe Thunderstorm Watch remains in effect until midnight CDT for
east central Minnesota.

LAT...LON 4574 9314 4573 9285 4572 9287 4564 9289
      4564 9326
TIME...MOT...LOC 0205Z 286DEG 30KT 4584 9292 4562 9307 

$$

MNC025-059-150215-
/O.CON.KMPX.SV.W.0092.000000T0000Z-190715T0215Z/
Chisago MN-Isanti MN-
906 PM CDT Sun Jul 14 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CDT
FOR NORTHWESTERN CHISAGO AND NORTH CENTRAL ISANTI COUNTIES...

At 905 PM CDT, severe thunderstorms were located along a line
extending from near Pine City to 6 miles southwest of Rush City,
moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Rush City, Stanchfield and Rush City Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 4574 9314 4573 9285 4572 9287 4564 9289
      4564 9326
TIME...MOT...LOC 0205Z 286DEG 30KT 4584 9292 4562 9307 

HAIL...<.75IN
WIND...60MPH
 
$$

JPC
383 
WWUS53 KMPX 150216
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
916 PM CDT Sun Jul 14 2019

MNC025-059-150226-
/O.EXP.KMPX.SV.W.0092.000000T0000Z-190715T0215Z/
Chisago MN-Isanti MN-
916 PM CDT Sun Jul 14 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CHISAGO AND NORTH
CENTRAL ISANTI COUNTIES HAS EXPIRED...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been allowed to expire.

A Severe Thunderstorm Watch remains in effect until midnight CDT for
east central Minnesota.

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 4574 9314 4573 9285 4572 9287 4564 9289
      4564 9326
TIME...MOT...LOC 0216Z 286DEG 30KT 4582 9280 4560 9295 

$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 7:05 PM CDTTornado WarningMPXMorrison25 min
Jul 14, 7:12 PM CDTSpecial Weather StatementMPXMille Lacs33 min
Jul 14, 7:24 PM CDTSpecial Weather StatementMPXMorrison96 min
Jul 14, 7:39 PM CDTFlash Flood WarningMPXMorrison3 hr
Jul 14, 7:47 PM CDTTornado WarningMPXBenton, Mille Lacs, Morrison43 min
Jul 14, 8:04 PM CDTSpecial Weather StatementMPXKanabec, Mille Lacs56 min
Jul 14, 8:51 PM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Isanti24 min
Jul 14, 9:26 PM CDTSpecial Weather StatementMPXAnoka, Ramsey, Washington64 min
Jul 15, 4:25 AM CDTSpecial Weather StatementMPXLac qui Parle65 min
Jul 15, 2:57 PM CDTSpecial Weather StatementMPXTodd33 min
Jul 15, 3:32 PM CDTSpecial Weather StatementMPXTodd43 min
Jul 15, 3:47 PM CDTSpecial Weather StatementMPXDouglas43 min
Jul 15, 3:53 PM CDTSpecial Weather StatementMPXHennepin, Sherburne, Wright37 min
Jul 15, 4:08 PM CDTSpecial Weather StatementMPXMorrison52 min
Jul 15, 4:24 PM CDTSpecial Weather StatementMPXDouglas, Todd51 min
Jul 15, 4:24 PM CDTSevere Thunderstorm WarningMPXSherburne, Wright36 min
Jul 15, 4:29 PM CDTSevere Thunderstorm WarningMPXHennepin, Wright31 min
Jul 15, 4:44 PM CDTSevere Thunderstorm WarningMPXIsanti, Sherburne31 min
Jul 15, 4:59 PM CDTSpecial Weather StatementMPXCarver46 min
Jul 15, 5:00 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin, Wright45 min
Jul 15, 5:05 PM CDTSpecial Weather StatementMPXDouglas40 min
Jul 15, 5:22 PM CDTSpecial Weather StatementMPXHennepin38 min
Jul 15, 5:28 PM CDTTornado WarningMPXCarver13 min
Jul 15, 5:37 PM CDTSevere Thunderstorm WarningMPXHennepin, Ramsey38 min
Jul 15, 5:44 PM CDTSpecial Weather StatementMPXChisago61 min
Jul 15, 5:44 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Scott31 min
Jul 15, 6:04 PM CDTSpecial Weather StatementMPXRamsey, Washington41 min
Jul 15, 6:17 PM CDTFlash Flood WarningMPXHennepin4 hr
Jul 15, 6:17 PM CDTSpecial Weather StatementMPXDakota28 min
Jul 15, 6:22 PM CDTSevere Thunderstorm WarningMPXDakota, Hennepin, Scott38 min
Jul 15, 6:29 PM CDTFlash Flood WarningMPXAnoka, Hennepin, Ramsey3 hr
Jul 15, 6:39 PM CDTSpecial Weather StatementMPXCarver, Scott3 hr
Jul 15, 6:45 PM CDTSpecial Weather StatementMPXDakota45 min
Jul 15, 6:49 PM CDTFlash Flood WarningMPXDakota, Hennepin, Scott3 hr
Jul 15, 6:58 PM CDTTornado WarningMPXScott20 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.