Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 11, NWS Twin Cities, MN

March 6, 2017Goodhue County, Rice County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Mar 6, 2017, 6:13 PM CST for Goodhue County, Rice County, Minnesota. It was in force for 47 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
Mar 6, 2017, 6:13 PM CST (00:13 UTC)
Expired
Mar 6, 2017, 7:00 PM CST
In force
47 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Goodhue County, MN, Rice County, MN

The radar

The Minneapolis radar (KMPX), 73 km from the middle of the area, began a volume at 00:15 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
Mar 6, 2:43 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.2 hours before the alert went out and 76 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 2017-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 923 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 2017-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 432 square meters per square second.1939587897117136Sfc1 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
923 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
993 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
432 m²/s²
0-3 km storm-relative helicity
528 m²/s²
Significant tornado parameter
2.2
Supercell composite
10.3

Open this sounding in Storm Lab

The text

As transmitted.

961 
WUUS53 KMPX 070013
SVRMPX
MNC049-131-070100-
/O.NEW.KMPX.SV.W.0011.170307T0013Z-170307T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
613 PM CST MON MAR 6 2017

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Western Goodhue County in southeastern Minnesota...
  Southeastern Rice County in south central Minnesota...

* Until 700 PM CST

* At 612 PM CST, a severe thunderstorm was located over Moland, or 11
  miles northeast of Owatonna, moving northeast at 50 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. 

* This severe thunderstorm will be near,
  Wanamingo around 630 PM CST. 
  Goodhue around 640 PM CST. 
  Welch around 650 PM CST. 

Other locations impacted by this severe thunderstorm include Vasa,
Wastedo, Hader and Bombay.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A tornado watch remains in effect until 1000 PM CST for south
central, southeastern and east central Minnesota.

LAT...LON 4420 9321 4454 9284 4454 9279 4459 9279
      4463 9275 4444 9247 4420 9285
TIME...MOT...LOC 0012Z 222DEG 44KT 4420 9305 

HAIL...1.00IN
WIND...60MPH
 
$$
2 follow-up statements
730 
WWUS53 KMPX 070036
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
636 PM CST MON MAR 6 2017

MNC131-070046-
/O.CAN.KMPX.SV.W.0011.000000T0000Z-170307T0100Z/
Rice MN-
636 PM CST MON MAR 6 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN RICE COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1000 PM CST for southeastern
and east central Minnesota.

LAT...LON 4445 9290 4454 9284 4454 9279 4459 9279
      4463 9275 4444 9247 4430 9270
TIME...MOT...LOC 0036Z 222DEG 44KT 4442 9277 

$$

MNC049-070100-
/O.CON.KMPX.SV.W.0011.000000T0000Z-170307T0100Z/
Goodhue MN-
636 PM CST MON MAR 6 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CST
FOR CENTRAL GOODHUE COUNTY...

At 636 PM CST, a severe thunderstorm was located near Wastedo, or 14
miles southwest of Red Wing, moving northeast at 50 mph.

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

SOURCE...Radar indicated. 

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

This severe storm will be near...
  Goodhue around 640 PM CST. 
  Welch around 650 PM CST. 

Other locations impacted by this severe thunderstorm include Vasa.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A tornado watch remains in effect until 1000 PM CST for southeastern
and east central Minnesota.

LAT...LON 4445 9290 4454 9284 4454 9279 4459 9279
      4463 9275 4444 9247 4430 9270
TIME...MOT...LOC 0036Z 222DEG 44KT 4442 9277 

HAIL...0.88IN
WIND...60MPH
 
$$
262 
WWUS53 KMPX 070057
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
657 PM CST MON MAR 6 2017

MNC049-070107-
/O.EXP.KMPX.SV.W.0011.000000T0000Z-170307T0100Z/
Goodhue MN-
657 PM CST MON MAR 6 2017

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL GOODHUE COUNTY WILL
EXPIRE AT 700 PM CST...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

A tornado watch remains in effect until 1000 PM CST for southeastern
and east central Minnesota.

LAT...LON 4445 9290 4454 9284 4454 9279 4459 9279
      4463 9275 4444 9247 4430 9270
TIME...MOT...LOC 0057Z 222DEG 44KT 4460 9254 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 6:10 PM CSTSevere Thunderstorm WarningMPXChisago, Isanti, Kanabec35 min
Mar 6, 6:31 PM CSTSevere Thunderstorm WarningMPXGoodhue29 min
Mar 6, 6:48 PM CSTSevere Thunderstorm WarningMPXGoodhue42 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.