Alert archive / Minnesota / Wind Chill Advisories in 2020

Wind Chill Advisory 7, NWS Twin Cities, MN

February 18, 20204 counties in Minnesota

NWS Twin Cities, MN issued this wind chill advisory at Feb 18, 2020, 3:01 PM CST for 4 counties in Minnesota. It took effect at Feb 19, 2020, 12:00 AM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2020, 3:01 PM CST (21:01 UTC)
In effect from
Feb 19, 2020, 12:00 AM CST
Expired
Feb 19, 2020, 9:00 AM CST
In force
9 hr
Issued by
NWS Twin Cities, MN

Counties Douglas County, MN, Pope County, MN, Stevens County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 181 km from the middle of the area, began a volume at 21:04 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, 9.0 hours before the alert went out and 179 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 2020-02-18Temperature 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 12:00Z on 2020-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.1939587897Sfc1 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
941 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

488 
WWUS43 KMPX 182101
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
301 PM CST Tue Feb 18 2020

...HAZARDOUS WIND CHILLS OVERNIGHT ACROSS PORTIONS OF WEST CENTRAL
MINNESOTA...

.Hazardous wind chills of 25 to 30 degrees below zero will are
expected to develop after midnight across portions of west central
Minnesota. Temperatures will improve after sunrise, but hazardous
wind chills are still expected through 9 AM.

MNZ041-042-047-048-190915-
/O.NEW.KMPX.WC.Y.0007.200219T0600Z-200219T1500Z/
Douglas-Todd-Stevens-Pope-
Including the cities of Alexandria, Long Prairie, Morris, 
and Glenwood
301 PM CST Tue Feb 18 2020

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
CST WEDNESDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  25 below zero.

* WHERE...Douglas, Todd, Stevens and Pope Counties.

* WHEN...From midnight tonight to 9 AM CST Wednesday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
3 follow-up statements
259 
WWUS43 KMPX 190445
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
1045 PM CST Tue Feb 18 2020

...HAZARDOUS WIND CHILLS OVERNIGHT ACROSS PORTIONS OF WEST
CENTRAL MINNESOTA...

.Hazardous wind chills of 25 to 30 degrees below zero will are
expected to develop after midnight across portions of west
central Minnesota. Temperatures will improve after sunrise, but
hazardous wind chills are still expected through 9 AM.

MNZ041-042-047-048-191245-
/O.CON.KMPX.WC.Y.0007.200219T0600Z-200219T1500Z/
Douglas-Todd-Stevens-Pope-
Including the cities of Alexandria, Long Prairie, Morris, 
and Glenwood
1045 PM CST Tue Feb 18 2020

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  25 below zero.

* WHERE...Douglas, Pope, Todd and Stevens Counties.

* WHEN...Until 9 AM CST Wednesday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
239 
WWUS43 KMPX 190847
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
247 AM CST Wed Feb 19 2020

...HAZARDOUS WIND CHILLS EARLY THIS MORNING ACROSS PORTIONS OF 
WEST CENTRAL MINNESOTA...

.Hazardous wind chills of 25 to 30 degrees below zero will are
expected early this morning across portions of west central 
Minnesota. Temperatures will improve after sunrise, but hazardous 
wind chills are still expected through 9 AM.

MNZ041-042-047-048-191500-
/O.CON.KMPX.WC.Y.0007.000000T0000Z-200219T1500Z/
Douglas-Todd-Stevens-Pope-
Including the cities of Alexandria, Long Prairie, Morris, 
and Glenwood
247 AM CST Wed Feb 19 2020

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WHAT...Very cold wind chills. Wind chills as low as 25 below 
  zero.

* WHERE...Douglas, Pope, Todd and Stevens Counties.

* WHEN...Until 9 AM CST this morning.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

Borghoff
578 
WWUS43 KMPX 191457
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
857 AM CST Wed Feb 19 2020

...WIND CHILL ADVISORY WILL EXPIRE AT 9 AM...

.Wind chills are warmer than 25 below zero across the advisory
area..

MNZ041-042-047-048-191600-
/O.EXP.KMPX.WC.Y.0007.000000T0000Z-200219T1500Z/
Douglas-Todd-Stevens-Pope-
Including the cities of Alexandria, Long Prairie, Morris, 
and Glenwood
857 AM CST Wed Feb 19 2020

...WIND CHILL ADVISORY WILL EXPIRE AT 9 AM CST THIS MORNING...


$$

Nearby

Wind Chill Advisories in Minnesota, 2020Every wind chill advisory in 2020

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.