Alert archive / Minnesota / Special Weather Statements in 2016

Special Weather Statement, NWS Twin Cities, MN

August 4, 2016Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Aug 4, 2016, 5:49 AM CDT for Yellow Medicine County, Minnesota. It was in force for 56 min. 1 report 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
Aug 4, 2016, 5:49 AM CDT (10:49 UTC)
Expired
Aug 4, 2016, 6:45 AM CDT
In force
56 min
Issued by
NWS Twin Cities, MN

County Yellow Medicine County, MN

The radar

The Sioux Falls radar (KFSD), 152 km from the middle of the area, began a volume at 10:50 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
Aug 4, 6:26 AM CDTTSTM WND GST 531 Sse North Redwood, MN.

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 00:00Z, 10.8 hours before the alert went out and 163 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 2016-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1240 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2016-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
1240 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
1342 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

As transmitted.

354 
WWUS83 KMPX 041049
SPSMPX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
549 AM CDT THU AUG 4 2016

MNZ056-064-065-073-041145-
CHIPPEWA-RENVILLE-REDWOOD-YELLOW MEDICINE-
549 AM CDT THU AUG 4 2016

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT YELLOW MEDICINE...
NORTHERN REDWOOD...WESTERN RENVILLE AND SOUTHEASTERN CHIPPEWA
COUNTIES...

AT 547 AM CDT...RADAR INDICATED STRONG THUNDERSTORMS WERE LOCATED
ALONG A LINE EXTENDING FROM ST. LEO TO NEAR SPELLMAN LAKE TO NEAR
MARSHALL. MOVEMENT WAS EAST AT 55 MPH.

WIND GUSTS UP TO 50 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THESE
STORMS.

THESE STORMS WILL BE NEAR...
  HANLEY FALLS AROUND 600 AM CDT. 
  WOOD LAKE AROUND 605 AM CDT. 
  ECHO AROUND 610 AM CDT. 
  GRANITE FALLS AND SACRED HEART AROUND 615 AM CDT. 
  REDWOOD FALLS...RENVILLE AND MAYNARD AROUND 620 AM CDT. 
  MORTON AROUND 630 AM CDT. 

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

LAT...LON 4481 9591 4481 9585 4482 9584 4491 9544
      4474 9503 4455 9486 4448 9559 4463 9561
      4463 9600 4474 9624
TIME...MOT...LOC 1047Z 256DEG 49KT 4473 9602 4464 9583 4452 9576 

$$

BORGHOFF

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 1:37 AM CDTSpecial Weather StatementMPXDouglas, Pope, Stevens53 min
Aug 4, 2:08 AM CDTSpecial Weather StatementMPXTodd67 min
Aug 4, 2:33 AM CDTSpecial Weather StatementMPXMorrison57 min
Aug 4, 2:40 AM CDTSevere Thunderstorm WarningMPXMorrison, Todd50 min
Aug 4, 3:23 AM CDTSpecial Weather StatementMPXMille Lacs52 min
Aug 4, 3:46 AM CDTSevere Thunderstorm WarningMPXKanabec, Mille Lacs44 min
Aug 4, 5:18 AM CDTSpecial Weather StatementMPXYellow Medicine42 min
Aug 4, 5:34 AM CDTSpecial Weather StatementMPXWright41 min
Aug 4, 6:02 AM CDTSevere Thunderstorm WarningMPXHennepin, Wright28 min
Aug 4, 6:10 AM CDTSevere Thunderstorm WarningMPXBrown, Redwood, Renville, Yellow Medicine50 min
Aug 4, 6:52 AM CDTSpecial Weather StatementMPXCarver, Hennepin, Ramsey, Washington53 min
Aug 4, 7:31 AM CDTSpecial Weather StatementMPXCarver, Dakota, Hennepin, Le Sueur, Ramsey, Rice and 2 more59 min
Aug 4, 7:52 AM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Wright26 min
Aug 4, 8:18 AM CDTSpecial Weather StatementMPXAnoka27 min
Aug 4, 8:35 AM CDTSpecial Weather StatementMPXChisago25 min
Aug 4, 12:53 PM CDTSevere Thunderstorm WarningMPXSteele22 min
Aug 4, 9:01 AM CDTSpecial Weather StatementMPXPierce29 min
Aug 4, 9:22 AM CDTSpecial Weather StatementMPXPepin23 min

Nearby

Special Weather Statements in Minnesota, 2016Every special weather statement in 2016

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.