Alert archive / Minnesota / Tornado Warnings in 2014

Tornado Warning 1, NWS Twin Cities, MN

March 31, 2014Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Mar 31, 2014, 4:13 PM CDT for Yellow Medicine County, Minnesota. It was in force for 17 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 31, 2014, 4:13 PM CDT (21:13 UTC)
Expired: Mar 31, 2014, 4:30 PM CDT
In force: 17 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Tornado: Observed
Hail: 1.0 in

County Yellow Medicine County, MN

The radar

The Sioux Falls radar (KFSD), 140 km from the middle of the area, began a volume at 21:15 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.2 hours before the alert went out and 190 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1860 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 335 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.

841 
WFUS53 KMPX 312113
TORMPX
MNC173-312130-
/O.NEW.KMPX.TO.W.0001.140331T2113Z-140331T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
413 PM CDT MON MAR 31 2014

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 430 PM CDT

* AT 408 PM CDT...A CONFIRMED TORNADO WAS LOCATED 8 MILES NORTHEAST
  OF TAUNTON...AND MOVING NORTH AT 40 MPH.

  HAZARD...DAMAGING TORNADO AND QUARTER SIZE HAIL.

  SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THE TORNADO WILL AFFECT MAINLY RURAL AREAS OF CENTRAL YELLOW
  MEDICINE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4480 9610 4480 9588 4463 9586 4464 9607
TIME...MOT...LOC 2113Z 174DEG 36KT 4475 9599

TORNADO...OBSERVED
HAIL...1.00IN

$$

BORGHOFF

1 follow-up statement

459 
WWUS53 KMPX 312128
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
428 PM CDT MON MAR 31 2014

MNC173-312139-
/O.EXP.KMPX.TO.W.0001.000000T0000Z-140331T2130Z/
YELLOW MEDICINE MN-
428 PM CDT MON MAR 31 2014

...THE TORNADO WARNING FOR CENTRAL YELLOW MEDICINE COUNTY WILL EXPIRE
AT 430 PM CDT...

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

LAT...LON 4480 9610 4480 9588 4463 9586 4464 9607
TIME...MOT...LOC 2129Z 174DEG 36KT 4491 9601

$$

BORGHOFF

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 31, 4:06 AM CDT	Blizzard Warning	MPX	Chippewa, Douglas, Lac qui Parle, Pope, Stevens, Swift and 1 more	9 hr
Mar 31, 4:06 AM CDT	Winter Weather Advisory	MPX	Chippewa, Douglas, Kandiyohi, Lac qui Parle, Meeker, Morrison and 6 more	27 hr
Mar 31, 4:17 AM CDT	Wind Advisory	MPX	Blue Earth, Brown, Faribault, Freeborn, Le Sueur, McLeod and 10 more	29 hr
Mar 31, 3:49 PM CDT	Special Weather Statement	MPX	Yellow Medicine	26 min
Mar 31, 4:25 PM CDT	Tornado Warning Tornado observed	MPX	Lac qui Parle	20 min
Mar 31, 4:48 PM CDT	Special Weather Statement	MPX	Chippewa	27 min
Mar 31, 4:58 PM CDT	Tornado Warning	MPX	Chippewa, Lac qui Parle	17 min
Mar 31, 5:22 PM CDT	Special Weather Statement	MPX	Kandiyohi	23 min
Mar 31, 5:36 PM CDT	Special Weather Statement	MPX	Sibley	24 min
Mar 31, 5:39 PM CDT	Severe Thunderstorm Warning	MPX	Sibley	21 min
Mar 31, 5:55 PM CDT	Severe Thunderstorm Warning	MPX	McLeod	20 min
Mar 31, 6:06 PM CDT	Special Weather Statement	MPX	Steele	39 min
Mar 31, 6:24 PM CDT	Special Weather Statement	MPX	Meeker	36 min

Nearby

Tornado Warnings in Minnesota, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.