Alert archive / Minnesota / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 166, NWS Twin Cities, MN

September 19, 20134 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 19, 2013, 8:17 AM CDT for 4 counties in Minnesota. It was in force for 43 min. 6 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: Sep 19, 2013, 8:17 AM CDT (13:17 UTC)
Expired: Sep 19, 2013, 9:00 AM CDT
In force: 43 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Chippewa County, MN, Redwood County, MN, Renville County, MN, Yellow Medicine County, MN

The radar

The Sioux Falls radar (KFSD), 155 km from the middle of the area, began a volume at 13:17 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

Time	Report	Where	Remark
Sep 19, 8:20 AM CDT	TSTM WND GST 56	Hanley Falls, MN	WIND GUST OF 56 MPH REPORTED AT 820 AND 825 AM AT SENSOR ALONG HWY 23 AT MILE MARKER 94.
Sep 19, 8:33 AM CDT	TSTM WND GST 58	Granite Falls, MN	MEASURED AT GRANITE FALLS AIRPORT
Sep 19, 8:33 AM CDT	TSTM WND GST 58	Granite Falls, MN	MEASURED AT GRANITE FALLS AIRPORT
Sep 19, 8:40 AM CDT	TSTM WND DMG	Sacred Heart, MN	POWER LINE DOWN, NUMEROUS LARGE BRANCHES DOWN ALL OVER TOWN. ESTIMATED TIME OF EVENT
Sep 19, 8:53 AM CDT	TSTM WND GST 48	Olivia, MN
Sep 19, 8:54 AM CDT	TSTM WND GST 77	3 E Renville, MN	MEASURED AT KMNRENV12

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 12:00Z, 1.3 hours before the alert went out and 153 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1434 J/kg
Mixed-layer CIN: -202 J/kg
Mixed-layer LCL: 928 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 200 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

740 
WUUS53 KMPX 191317
SVRMPX
MNC023-127-129-173-191400-
/O.NEW.KMPX.SV.W.0166.130919T1317Z-130919T1400Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
817 AM CDT THU SEP 19 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN CHIPPEWA COUNTY IN WEST CENTRAL MINNESOTA...
  NORTHWESTERN REDWOOD COUNTY IN SOUTHWEST MINNESOTA...
  WESTERN RENVILLE COUNTY IN CENTRAL MINNESOTA...
  EASTERN YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 900 AM CDT

* AT 813 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
  COTTONWOOD...AND MOVING NORTHEAST AT 55 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  GRANITE FALLS...OLIVIA...UPPER SIOUX AGENCY STATE PARK...HANLEY
  FALLS...VESTA...WOOD LAKE...GRANITE FALLS AIRPORT...ECHO...
  BELVIEW...MINNESOTA FALLS...DELHI...SACRED HEART...MAYNARD...
  GLUEK...RENVILLE...BECHYN...DANUBE AND OLIVIA AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL...DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY. LIGHTNING
KILLS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.

&&

LAT...LON 4500 9550 4472 9484 4443 9560 4444 9561
      4462 9561 4462 9577 4463 9581
TIME...MOT...LOC 1317Z 235DEG 48KT 4458 9564

HAIL...0.75IN
WIND...60MPH

$$

JC

2 follow-up statements

859 
WWUS53 KMPX 191341
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
841 AM CDT THU SEP 19 2013

MNC023-127-129-173-191400-
/O.CON.KMPX.SV.W.0166.000000T0000Z-130919T1400Z/
CHIPPEWA MN-REDWOOD MN-RENVILLE MN-YELLOW MEDICINE MN-
841 AM CDT THU SEP 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN
RENVILLE COUNTY IN CENTRAL MINNESOTA...AND NORTH CENTRAL REDWOOD
COUNTY IN SOUTHWEST MINNESOTA...AND EASTERN YELLOW MEDICINE AND
SOUTHEASTERN CHIPPEWA COUNTIES IN WEST CENTRAL MINNESOTA UNTIL 900 AM
CDT...

AT 836 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR UPPER SIOUX
AGENCY STATE PARK...AND MOVING NORTHEAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
OLIVIA...GLUEK...RENVILLE...BECHYN...DANUBE AND OLIVIA AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL...DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY. LIGHTNING
KILLS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.

&&

LAT...LON 4458 9550 4462 9561 4469 9567 4479 9568
      4500 9550 4472 9484 4456 9527
TIME...MOT...LOC 1341Z 236DEG 46KT 4476 9529

HAIL...0.75IN
WIND...60MPH

$$

JC

760 
WWUS53 KMPX 191354
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
854 AM CDT THU SEP 19 2013

MNC023-127-173-191403-
/O.CAN.KMPX.SV.W.0166.000000T0000Z-130919T1400Z/
CHIPPEWA MN-REDWOOD MN-YELLOW MEDICINE MN-
854 AM CDT THU SEP 19 2013

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL REDWOOD COUNTY
IN SOUTHWEST MINNESOTA...AND EASTERN YELLOW MEDICINE AND SOUTHEASTERN
CHIPPEWA COUNTIES IN WEST CENTRAL MINNESOTA IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN THE
TWIN CITIES.

LAT...LON 4488 9548 4489 9525 4472 9484 4461 9515
      4466 9524 4466 9527 4466 9530 4469 9532
      4470 9537 4473 9541 4476 9549
TIME...MOT...LOC 1353Z 236DEG 46KT 4483 9510

$$

MNC129-191400-
/O.CON.KMPX.SV.W.0166.000000T0000Z-130919T1400Z/
RENVILLE MN-
854 AM CDT THU SEP 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN
RENVILLE COUNTY UNTIL 900 AM CDT...

AT 850 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES WEST OF
OLIVIA...AND MOVING NORTHEAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
OLIVIA.

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 IN THE
TWIN CITIES.

LARGE HAIL...DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY. LIGHTNING
KILLS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.

&&

LAT...LON 4488 9548 4489 9525 4472 9484 4461 9515
      4466 9524 4466 9527 4466 9530 4469 9532
      4470 9537 4473 9541 4476 9549
TIME...MOT...LOC 1353Z 236DEG 46KT 4483 9510

HAIL...0.75IN
WIND...60MPH

$$

JC

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 19, 12:57 AM CDT	Special Weather Statement	MPX	Douglas	48 min
Sep 19, 1:14 AM CDT	Special Weather Statement	MPX	Todd	61 min
Sep 19, 1:30 AM CDT	Special Weather Statement	MPX	Swift	75 min
Sep 19, 2:28 AM CDT	Special Weather Statement	MPX	Morrison, Stearns	62 min
Sep 19, 4:00 AM CDT	Special Weather Statement	MPX	Lac qui Parle	60 min
Sep 19, 5:28 AM CDT	Special Weather Statement	MPX	Lac qui Parle	47 min
Sep 19, 7:34 AM CDT	Special Weather Statement	MPX	Lac qui Parle	41 min
Sep 19, 8:07 AM CDT	Special Weather Statement	MPX	Redwood, Yellow Medicine	53 min
Sep 19, 8:49 AM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, McLeod, Meeker, Renville	41 min
Sep 19, 9:09 AM CDT	Special Weather Statement	MPX	Wright	51 min
Sep 19, 9:27 AM CDT	Special Weather Statement	MPX	Blue Earth, Brown, Martin, Nicollet, Sibley, Watonwan	63 min
Sep 19, 9:33 AM CDT	Severe Thunderstorm Warning	MPX	Carver, Hennepin, McLeod, Wright	42 min
Sep 19, 9:54 AM CDT	Severe Thunderstorm Warning	MPX	Anoka, Isanti, Sherburne	51 min
Sep 19, 10:17 AM CDT	Special Weather Statement	MPX	Blue Earth, Carver, Le Sueur, McLeod, Nicollet, Sibley	43 min
Sep 19, 10:37 AM CDT	Severe Thunderstorm Warning	MPX	Anoka, Chisago, Isanti, Kanabec, Mille Lacs	53 min
Sep 19, 10:58 AM CDT	Special Weather Statement	MPX	Anoka, Carver, Dakota, Hennepin, Ramsey, Scott and 2 more	47 min
Sep 19, 11:02 AM CDT	Special Weather Statement	MPX	Chisago	43 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2013 Every severe thunderstorm warning in 2013

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.