Alert archive / Minnesota / Wind Advisories in 2010

Wind Advisory 4, NWS Twin Cities, MN

April 29, 201012 counties in Minnesota

NWS Twin Cities, MN issued this wind advisory at Apr 29, 2010, 9:39 AM CDT for 12 counties in Minnesota. It took effect at Apr 29, 2010, 10:00 AM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 29, 2010, 9:39 AM CDT (14:39 UTC)
In effect from
Apr 29, 2010, 10:00 AM CDT
Expired
Apr 29, 2010, 6:00 PM CDT
In force
8 hr
Issued by
NWS Twin Cities, MN

Counties Blue Earth County, MN, Brown County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Le Sueur County, MN, Martin County, MN, Nicollet County, MN, Rice County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN

The radar

The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 14:39 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, 2.7 hours before the alert went out and 89 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 12:00Z on 2010-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2010-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 359 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1247 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
359 m²/s²
0-3 km storm-relative helicity
381 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.

861 
WWUS73 KMPX 291439
NPWMPX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
939 AM CDT THU APR 29 2010

...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING

.A STRONG SOUTH TO SOUTHEAST WIND WILL CONTINUE ACROSS SOUTH
CENTRAL MINNESOTA THROUGH THIS AFTERNOON. WINDS SUSTAINED AROUND
30 MPH WITH GUSTS AROUND 45 MPH WILL BE LIKELY...ESPECIALLY INTO
EARLY AFTERNOON. A WIND ADVISORY HAS BEEN POSTED ACROSS SOUTH
CENTRAL MINNESOTA THROUGH 6 PM...FOR THE AREA LOCATED SOUTH OF A
LINE FROM NEAR NEW ULM TO RED WING. SOME CITIES INCLUDED...
ALBERT LEA...FARIMONT...WASECA...MANKATO...FARIBAULT AND RED WING.

THE STRONG WINDS WILL DIMINISH LATER THIS AFTERNOON AS A LOW
PRESSURE SYSTEM AND COLD FRONT LIFT NORTHEAST INTO THE AREA.

MNZ074>078-082>085-091>093-292245-
/O.NEW.KMPX.WI.Y.0004.100429T1500Z-100429T2300Z/
BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH-WASECA-
STEELE-MARTIN-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...NEW ULM...ST. PETER...LE SUEUR...
FARIBAULT...RED WING...ST. JAMES...MANKATO...WASECA...OWATONNA...
FAIRMONT...BLUE EARTH...ALBERT LEA
939 AM CDT THU APR 29 2010

...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS EVENING.

* TIMING...STRONG SOUTHEAST TO SOUTH WINDS WILL CONTINUE INTO THE
  AFTERNOON...BEFORE DIMINISHING BY 6 PM THIS EVENING.

* WINDS...SOUTH TO SOUTHEAST WINDS SUSTAINED AROUND 30 MPH WITH
  GUSTS AROUND 45 MPH...ESPECIALLY INTO EARLY AFTERNOON.

* IMPACTS...LOOSE ITEMS MAY BE TOSSED AROUND BY THE GUSTY WINDS
  AND PEOPLE DRIVING HIGH PROFILE VEHICLES MAY EXPERIENCE
  DIFFICULTY...ESPECIALLY ON EAST WEST ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 6:04 PM CDTSpecial Weather StatementMPXRice41 min
Apr 29, 6:23 PM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Rice52 min

Nearby

Wind Advisories in Minnesota, 2010Every wind advisory in 2010

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.