Alert archive / Minnesota / Wind Advisories in 2018

Wind Advisory 1, NWS Twin Cities, MN

February 18, 20187 counties in Minnesota

NWS Twin Cities, MN issued this wind advisory at Feb 18, 2018, 3:02 AM CST for 7 counties in Minnesota. It took effect at Feb 18, 2018, 9:00 AM CST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2018, 3:02 AM CST (09:02 UTC)
In effect from
Feb 18, 2018, 9:00 AM CST
Expired
Feb 18, 2018, 3:00 PM CST
In force
6 hr
Issued by
NWS Twin Cities, MN

Counties Blue Earth County, MN, Faribault County, MN, Freeborn County, MN, Martin County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN

The radar

The Minneapolis radar (KMPX), 112 km from the middle of the area, began a volume at 09:03 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 00:00Z, 9.0 hours before the alert went out and 112 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 2018-02-18Temperature 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 00:00Z on 2018-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.1939587897117Sfc1 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
1747 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
143 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

072 
WWUS73 KMPX 180902
NPWMPX

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
302 AM CST Sun Feb 18 2018

MNZ082>085-091>093-181715-
/O.NEW.KMPX.WI.Y.0001.180218T1500Z-180218T2100Z/
Watonwan-Blue Earth-Waseca-Steele-Martin-Faribault-Freeborn-
Including the cities of St James, Mankato, Waseca, Owatonna, 
Fairmont, Blue Earth, and Albert Lea
302 AM CST Sun Feb 18 2018

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 3 PM CST
THIS AFTERNOON...

The National Weather Service in Twin Cities/Chanhassen has issued
a Wind Advisory, which is in effect from 9 AM this morning to
3 PM CST this afternoon. 

* TIMING...Strong south winds will increase by mid morning and
  gradually diminish after 3 PM this afternoon.

* WINDS...South winds 25 to 30 mph with gusts to 45 mph.

* IMPACTS...Lightweight and high-profile vehicles will be 
  impacted, especially on east-west roads. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that wind gusts in excess of 45 mph are
expected. Winds this strong can make driving difficult...
especially for high profile vehicles. Use extra caution.

&&

$$
1 follow-up statement
700 
WWUS73 KMPX 181756
NPWMPX

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
1156 AM CST Sun Feb 18 2018

MNZ082>085-091>093-182100-
/O.CON.KMPX.WI.Y.0001.000000T0000Z-180218T2100Z/
Watonwan-Blue Earth-Waseca-Steele-Martin-Faribault-Freeborn-
Including the cities of St James, Mankato, Waseca, Owatonna, 
Fairmont, Blue Earth, and Albert Lea
1156 AM CST Sun Feb 18 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...

* TIMING...Strong south winds will gradually diminish after 3 PM
  this afternoon. 

* WINDS...South winds 25 to 35 mph with gusts to 45 mph.

* IMPACTS...Lightweight and high-profile vehicles will be 
  impacted, especially on east-west roads. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that wind gusts in excess of 45 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
Feb 18, 4:04 AM CSTWinter Weather AdvisoryMPXAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more56 hr

Nearby

Wind Advisories in Minnesota, 2018Every wind advisory in 2018

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.