Alert archive / Iowa / Wind Chill Advisories in 2021

Wind Chill Advisory 8, NWS Quad Cities, IA

February 15, 2021Clark County, Scotland County, Missouri; 20 counties in Iowa

NWS Quad Cities, IA issued this wind chill advisory at Feb 15, 2021, 12:10 PM CST for Clark County, Scotland County, Missouri; 20 counties in Iowa. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Feb 15, 2021, 12:10 PM CST (18:10 UTC)
Expired
Feb 16, 2021, 10:00 AM CST
In force
22 hr
Issued by
NWS Quad Cities, IA
All 22 counties

Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Van Buren County, IA, Washington County, IA, Clark County, MO, Scotland County, MO

The radar

The Quad Cities radar (KDVN), 77 km from the middle of the area, began a volume at 18:16 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

Davenport, (KDVN), launched 12:00Z, 6.2 hours before the alert went out and 84 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, Davenport, at 12:00Z on 2021-02-15Temperature 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, Davenport, at 12:00Z on 2021-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
1561 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

632 
WWUS43 KDVN 151810
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
1210 PM CST Mon Feb 15 2021

...Dangerous Wind Chills Tonight and Accumulating Snow this 
Afternoon into the Evening...

.North winds will lead to cold wind chills of 15 below to 25 
below zero at times tonight. A storm system will bring 
accumulating snow to the area late this afternoon into the 
evening. 1 to 3 inches of snow is expected, with 2 to 4 inches 
possible along and south of a line from Princeton, Illinois to 
Kahoka, Missouri.

IAZ089-099-MOZ010-160215-
/O.EXP.KDVN.WC.W.0003.000000T0000Z-210215T1800Z/
/O.NEW.KDVN.WC.Y.0008.210215T1810Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Des Moines-Lee-Clark-
Including the cities of Burlington, Fort Madison, and Kahoka
1210 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY IN EFFECT UNTIL 10 AM CST TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...
...WIND CHILL WARNING HAS EXPIRED...

* WHAT...For the Winter Weather Advisory, snow. Additional snow
  accumulations of 1 to 3 inches. For the Wind Chill Advisory,
  wind chills as low as 25 below zero.

* WHERE...In Iowa, Des Moines and Lee Counties. In Missouri, 
  Clark County.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute. The 
  cold wind chills could cause frostbite on exposed skin in as 
  little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

ILZ016>018-024>026-034-035-160215-
/O.EXP.KDVN.WC.W.0003.000000T0000Z-210215T1800Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-Henderson-Warren-Hancock-McDonough-
Including the cities of Geneseo, Princeton, Hennepin, Aledo, 
Oquawka, Monmouth, Carthage, and Macomb
1210 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...
...WIND CHILL WARNING HAS EXPIRED...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches.
  Some blowing and drifting snow may be possible on east west
  roads. 

* WHERE...Portions of north central, northwest and west central 
  Illinois.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the evening commute. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ040>042-051>054-063>067-076>078-087-088-098-MOZ009-160215-
/O.EXP.KDVN.WC.W.0003.000000T0000Z-210215T1800Z/
/O.NEW.KDVN.WC.Y.0008.210215T1810Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Van Buren-Scotland-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Muscatine, Sigourney, Washington, Wapello, 
Fairfield, Mount Pleasant, Keosauqua, and Memphis
1210 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY IN EFFECT UNTIL 10 AM CST TUESDAY...
...WIND CHILL WARNING HAS EXPIRED...

* WHAT...Very cold wind chills. Wind chills as low as 30 below 
  zero.

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 AM CST Tuesday.

* 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. 

&&

$$

IAZ068-ILZ015-151915-
/O.EXP.KDVN.WC.W.0003.000000T0000Z-210215T1800Z/
Scott-Rock Island-
Including the cities of Davenport, Bettendorf, Moline, 
and Rock Island
1210 PM CST Mon Feb 15 2021

...WIND CHILL WARNING HAS EXPIRED...

Wind chills have lowered below -20 degrees and will remain in the
-5 to -15 degree range this afternoon and evening.

$$

ILZ001-002-007-009-151915-
/O.EXP.KDVN.WC.Y.0007.000000T0000Z-210215T1800Z/
Jo Daviess-Stephenson-Carroll-Whiteside-
Including the cities of Galena, Freeport, Mount Carroll, 
and Sterling
1210 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY HAS EXPIRED...

Wind chills have lowered below -20 degrees and will remain in the
-5 to -15 degree range this afternoon and evening.

$$

GROSS
7 follow-up statements
399 
WWUS43 KDVN 152120
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
320 PM CST Mon Feb 15 2021

...Accumulating Snow This Evening and Dangerous Wind Chills 
Tonight...

.A storm system will bring accumulating snow to the area late 
this afternoon into the evening. 1 to 3 inches of snow is 
expected, with 2 to 4 inches possible along and south of a line 
from Princeton, Illinois to Kahoka, Missouri. North winds will 
lead to blowing and drifting snow, along with wind chills of 15 
below to 30 below zero at times tonight.

IAZ089-099-MOZ010-160530-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Des Moines-Lee-Clark-
Including the cities of Burlington, Fort Madison, and Kahoka
320 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Additional snow
  accumulations of up to three inches. For the Wind Chill
  Advisory, wind chills as low as 20 below zero.

* WHERE...In Iowa, Des Moines and Lee Counties. In Missouri, 
  Clark County.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The hazardous conditions
  could impact the evening commute. The cold wind chills could 
  cause frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

ILZ016>018-024>026-034-035-160530-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-Henderson-Warren-Hancock-McDonough-
Including the cities of Geneseo, Princeton, Hennepin, Aledo, 
Oquawka, Monmouth, Carthage, and Macomb
320 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 5 inches.

* WHERE...Portions of north central, northwest and west central 
  Illinois.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The hazardous conditions
  could impact the evening commute. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ040>042-051>054-063>067-076>078-087-088-098-MOZ009-160530-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Van Buren-Scotland-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Muscatine, Sigourney, Washington, Wapello, 
Fairfield, Mount Pleasant, Keosauqua, and Memphis
320 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...

* WHAT...Very cold wind chills. Wind chills as low as 30 below 
  zero.

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 AM CST Tuesday.

* 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. 

&&

$$

GROSS
580 
WWUS43 KDVN 152154
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
354 PM CST Mon Feb 15 2021

...Accumulating Snow This Evening and Dangerous Wind Chills
Tonight...

.A storm system will bring accumulating snow to the area late
this afternoon into the evening. 1 to 3 inches of snow is
expected, with 2 to 5 inches possible along and south of a line
from Princeton, Illinois to Kahoka, Missouri. North winds will
lead to blowing and drifting snow, along with wind chills of
15 below to 30 below zero at times tonight.

MOZ009-160600-
/O.EXA.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Scotland-
Including the city of Memphis
354 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST TUESDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Total snow
  accumulations of 1 to 3 inches. For the Wind Chill Advisory, 
  very cold wind chills. Wind chills as low as 25 below zero.

* WHERE...Scotland County.

* WHEN... For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

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

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy
  blowing snow could significantly reduce visibility. The
  hazardous conditions will impact the evening commute. The cold 
  wind chills could cause frostbite on exposed skin in as little 
  as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ067-078-088-160600-
/O.EXA.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Muscatine-Louisa-Henry IA-
Including the cities of Muscatine, Wapello, and Mount Pleasant
354 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST TUESDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Accumulations of 1
  to 3 inches. For the Wind Chill Advisory, very cold wind 
  chills. Wind chills as low as 20 below zero.

* WHERE...Muscatine, Louisa and Henry IA Counties.

* WHEN...For the Winter Weather Advisory, until 6 AM CST Tuesday.
  For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The hazardous conditions
  will impact the evening commute. The cold wind chills could 
  cause frostbite on exposed skin in as little as 30 minutes.

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ068-ILZ009-015-160600-
/O.EXA.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Scott-Whiteside-Rock Island-
Including the cities of Davenport, Bettendorf, Sterling, Moline, 
and Rock Island
354 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST TUESDAY...

* WHAT...Snow. Snow accumulations of 1 to 3 inches.

* WHERE...In Iowa, Scott County. In Illinois, Whiteside and Rock 
  Island Counties.

* WHEN...until 6 AM CST Tuesday. 

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The hazardous conditions
  will impact the evening commute. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ089-099-MOZ010-160600-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Des Moines-Lee-Clark-
Including the cities of Burlington, Fort Madison, and Kahoka
354 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Accumulations of 2
  to 5 inches. For the Wind Chill Advisory, wind chills as low as
  20 below zero.

* WHERE...In Iowa, Des Moines and Lee Counties. In Missouri, 
  Clark County.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The hazardous conditions
  will impact the evening commute. The cold wind chills could 
  cause frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

ILZ016>018-024>026-034-035-160600-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-Henderson-Warren-Hancock-McDonough-
Including the cities of Geneseo, Princeton, Hennepin, Aledo, 
Oquawka, Monmouth, Carthage, and Macomb
354 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 5 inches.

* WHERE...Portions of north central, northwest and west central 
  Illinois.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The hazardous conditions
  will impact the evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ040>042-051>054-063>066-076-077-087-098-160600-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Keokuk-Washington-Jefferson-Van Buren-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Sigourney, Washington, Fairfield, and Keosauqua
354 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...

* WHAT...Very cold wind chills. Wind chills as low as 30 below 
  zero.

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 AM CST Tuesday.

* 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.

&&

$$

www.weather.gov/dvn
397 
WWUS43 KDVN 160046
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
646 PM CST Mon Feb 15 2021

...Accumulating Snow This Evening and Dangerous Wind Chills
Tonight...

.A storm system will continue to bring accumulating snow to the 
area this evening before tapering off overnight. Many areas 
will likely receive 1 to 3 inches of accumulation, with higher
amounts of 3 to 5 inches possible south and east of a line
from Sterling, Illinois to Moline, Illinois to Kahoka, Missouri.
A sharp cutoff to the accumulating snow and amounts is expected
north of Interstate 80 through the Highway 30 corridor. North 
winds will lead to blowing and drifting snow, along with wind 
chills of 15 below to 30 below zero at times tonight.

IAZ089-099-MOZ009-010-160900-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Des Moines-Lee-Scotland-Clark-
Including the cities of Burlington, Fort Madison, Memphis, 
and Kahoka
646 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Accumulations of 
  2 to 5 inches. For the Wind Chill Advisory, wind chills as low 
  as 20 below zero.

* WHERE...In Iowa, Des Moines and Lee Counties. In Missouri, 
  Clark County.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The cold wind chills 
  could cause frostbite on exposed skin in as little as 30 
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ067-078-088-160900-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Muscatine-Louisa-Henry IA-
Including the cities of Muscatine, Wapello, and Mount Pleasant
646 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Accumulations of 
  1 to 3 inches. For the Wind Chill Advisory, very cold wind 
  chills. Wind chills as low as 20 below zero.

* WHERE...Muscatine, Louisa and Henry IA Counties.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The cold wind chills
  could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

ILZ016>018-024>026-034-035-160900-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-Henderson-Warren-Hancock-McDonough-
Including the cities of Geneseo, Princeton, Hennepin, Aledo, 
Oquawka, Monmouth, Carthage, and Macomb
646 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...Snow. Total snow accumulations of 2 to 5 inches.

* WHERE...Portions of north central, northwest and west central 
  Illinois.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ068-ILZ009-015-160900-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Scott-Whiteside-Rock Island-
Including the cities of Davenport, Bettendorf, Sterling, Moline, 
and Rock Island
646 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...Snow. Snow accumulations of 1 to 3 inches.

* WHERE...In Iowa, Scott County. In Illinois, Whiteside and Rock 
  Island Counties.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. 

* ADDITIONAL DETAILS...Sharp cutoff on amounts expected north of
  Interstate 80 through Highway 30.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ040>042-051>054-063>066-076-077-087-098-160900-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Keokuk-Washington-Jefferson-Van Buren-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Sigourney, Washington, Fairfield, and Keosauqua
646 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...

* WHAT...Very cold wind chills. Wind chills as low as 30 below 
  zero.

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 AM CST Tuesday.

* 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. 

&&

$$

www.weather.gov/dvn
009 
WWUS43 KDVN 160222
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
822 PM CST Mon Feb 15 2021

...Accumulating Snow and Dangerous Wind Chills Tonight...

.A storm system will continue to bring accumulating snow to the
area into the overnight before tapering off. Many areas will 
likely receive 1 to 3 inches of accumulation, with higher amounts 
of 4 to 5 inches possible south and east of a line from Sterling,
Illinois to Moline, Illinois to Kahoka, Missouri. North winds 
will lead to blowing and drifting snow, along with wind chills of 
15 below to 30 below zero at times tonight.

IAZ089-099-MOZ009-010-161030-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Des Moines-Lee-Scotland-Clark-
Including the cities of Burlington, Fort Madison, Memphis, 
and Kahoka
822 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Accumulations of 
  2 to 5 inches. For the Wind Chill Advisory, wind chills as low 
  as 20 below zero.

* WHERE...In Iowa, Des Moines and Lee Counties. In Missouri, 
  Clark County.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The cold wind 
  chills could cause frostbite on exposed skin in as little as 
  30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ067-078-088-161030-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Muscatine-Louisa-Henry IA-
Including the cities of Muscatine, Wapello, and Mount Pleasant
822 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Accumulations of 1
  to 3 inches. For the Wind Chill Advisory, very cold wind chills.
  Wind chills as low as 20 below zero.

* WHERE...Muscatine, Louisa and Henry IA Counties.

* WHEN...For the Winter Weather Advisory, until 6 AM CST 
  Tuesday. For the Wind Chill Advisory, until 10 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The cold wind 
  chills could cause frostbite on exposed skin in as little as 
  30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

ILZ016>018-024>026-034-035-161030-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-Henderson-Warren-Hancock-McDonough-
Including the cities of Geneseo, Princeton, Hennepin, Aledo, 
Oquawka, Monmouth, Carthage, and Macomb
822 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...Snow. Total snow accumulations of 2 to 5 inches.

* WHERE...Portions of north central, northwest and west central 
  Illinois.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. 

* ADDITIONAL DETAILS...Wind chills will be near 20 below zero at 
  times tonight. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ068-ILZ009-015-161030-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Scott-Whiteside-Rock Island-
Including the cities of Davenport, Bettendorf, Sterling, Moline, 
and Rock Island
822 PM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
TUESDAY...

* WHAT...Snow. Snow accumulations of 1 to 3 inches.

* WHERE...In Iowa, Scott County. In Illinois, Whiteside and Rock 
  Island Counties.

* WHEN...Until 6 AM CST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

* ADDITIONAL DETAILS...Wind chills will be near 20 below zero at 
  times tonight. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ040>042-051>054-063>066-076-077-087-098-161030-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Keokuk-Washington-Jefferson-Van Buren-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Sigourney, Washington, Fairfield, and Keosauqua
822 PM CST Mon Feb 15 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
TUESDAY...

* WHAT...Very cold wind chills. Wind chills as low as 30 below 
  zero.

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 AM CST Tuesday.

* 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.

&&

$$

www.weather.gov/dvn
060 
WWUS43 KDVN 160952
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
352 AM CST Tue Feb 16 2021

...Light Snow and Dangerous Wind Chills This Morning...

.Light snow will continue early this morning near the Quad City
Metro area and in parts of northwest Illinois. Minor additional 
accumulations are expected before the snow tapers off and exits 
the area to the east. North winds will lead to blowing and 
drifting snow, along with wind chills of 15 below to near 30 below
zero at times early this morning.

IAZ088-089-099-MOZ009-010-161600-
/O.CAN.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Henry IA-Des Moines-Lee-Scotland-Clark-
Including the cities of Mount Pleasant, Burlington, Fort Madison,
Memphis, and Kahoka
352 AM CST Tue Feb 16 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...
...WINTER WEATHER ADVISORY IS CANCELLED...

* WHAT...very cold wind chills. Wind chills as low as 20 below 
  zero.

* WHERE...In Iowa, Henry IA, Des Moines and Lee Counties. In 
  Missouri, Clark and Scotland Counties.

* WHEN...Until 10 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. 

&&

$$

ILZ025-026-034-035-161100-
/O.CAN.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henderson-Warren-Hancock-McDonough-
Including the cities of Oquawka, Monmouth, Carthage, and Macomb
352 AM CST Tue Feb 16 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Snow has ended across the area. Therefore, the Winter Weather 
Advisory has been cancelled.

$$

IAZ067-078-161600-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Muscatine-Louisa-
Including the cities of Muscatine and Wapello
352 AM CST Tue Feb 16 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* WHAT...For the Winter Weather Advisory, light snow. Minor
  accumulations of a light dusting. For the Wind Chill Advisory, 
  very cold wind chills. Wind chills as low as 20 below zero.

* WHERE...Muscatine, Louisa and Henry IA Counties.

* WHEN...For the Winter Weather Advisory, until 6 AM CST. For the
  Wind Chill Advisory, until 10 AM CST.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

ILZ016>018-024-161200-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-
Including the cities of Geneseo, Princeton, Hennepin, and Aledo
352 AM CST Tue Feb 16 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* WHAT...Snow. Additional light snow accumulations of under a 
  half inch.

* WHERE...Portions of north central, northwest and west central 
  Illinois.

* WHEN...Until 6 AM CST.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ068-ILZ009-015-161200-
/O.CON.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Scott-Whiteside-Rock Island-
Including the cities of Davenport, Bettendorf, Sterling, Moline, 
and Rock Island
352 AM CST Tue Feb 16 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* WHAT...Snow. Additional light snow accumulations of a dusting.

* WHERE...In Iowa, Scott County. In Illinois, Whiteside and Rock 
  Island Counties.

* WHEN...Until 6 AM CST.

* IMPACTS...Plan on slippery road conditions. 

* ADDITIONAL DETAILS...Wind chills will be in the single digits
  and teens below zero this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ040>042-051>054-063>066-076-077-087-098-161600-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Keokuk-Washington-Jefferson-Van Buren-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Sigourney, Washington, Fairfield, and Keosauqua
352 AM CST Tue Feb 16 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

* WHAT...Very cold wind chills. Wind chills as low as 20 to 30 
  below zero.

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 AM CST.

* 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.

&&

$$

www.weather.gov/dvn
272 
WWUS43 KDVN 161159
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
559 AM CST Tue Feb 16 2021

...Bitter Cold Wind Chills this Morning...

.Light snow has ended over the area, but bitter cold temperature 
will linger this morning. Wind chill readings will be as cold as 
20 below to 30 below zero over eastern Iowa and northeast
Missouri.

IAZ067-078-161600-
/O.EXP.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Muscatine-Louisa-
Including the cities of Muscatine and Wapello
559 AM CST Tue Feb 16 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM CST EARLY THIS
MORNING...

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

* WHERE...Muscatine and Louisa Counties.

* WHEN...Until 10 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. 

&&

$$

ILZ016>018-024-161300-
/O.EXP.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Henry IL-Bureau-Putnam-Mercer-
Including the cities of Geneseo, Princeton, Hennepin, and Aledo
559 AM CST Tue Feb 16 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM CST EARLY THIS
MORNING...

Light snow has diminished to flurries and no additional snow
accumulation is expected. However, many roadways this morning will
remain slick and road covered with drifting snow in open areas. 

$$

IAZ068-ILZ009-015-161300-
/O.EXP.KDVN.WW.Y.0011.000000T0000Z-210216T1200Z/
Scott-Whiteside-Rock Island-
Including the cities of Davenport, Bettendorf, Sterling, Moline, 
and Rock Island
559 AM CST Tue Feb 16 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM CST EARLY THIS
MORNING...

Light snow has diminished to flurries and no additional snow
accumulation is expected. However, many roadways this morning will
remain slick and road covered with drifting snow in open areas. 

$$

IAZ040>042-051>054-063>066-076-077-087>089-098-099-MOZ009-010-
161600-
/O.CON.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Keokuk-Washington-Jefferson-Henry IA-Des Moines-
Van Buren-Lee-Scotland-Clark-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Sigourney, Washington, Fairfield, 
Mount Pleasant, Burlington, Keosauqua, Fort Madison, Memphis, 
and Kahoka
559 AM CST Tue Feb 16 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

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

* WHERE...Portions of east central, northeast and southeast Iowa 
  and northeast Missouri.

* WHEN...Until 10 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. 

&&

$$

www.weather.gov/dvn
103 
WWUS43 KDVN 161601
WSWDVN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
1001 AM CST Tue Feb 16 2021

...Wind Chills are above -20...

.Though cold temperatures continue, wind chills are now above -20
and will remain that way the rest of today. Make sure you prepare
for wind chills of zero to -10 as you go out.

IAZ040>042-051>054-063>067-076>078-087>089-098-099-MOZ009-010-
161715-
/O.EXP.KDVN.WC.Y.0008.000000T0000Z-210216T1600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Scotland-Clark-
Including the cities of Independence, Manchester, Dubuque, 
Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, 
Tipton, Clinton, Muscatine, Sigourney, Washington, Wapello, 
Fairfield, Mount Pleasant, Burlington, Keosauqua, Fort Madison, 
Memphis, and Kahoka
1001 AM CST Tue Feb 16 2021

...WIND CHILL ADVISORY WILL EXPIRE AT 10 AM CST THIS MORNING...

Wind chills of zero to -10 will be found the rest of today.

$$

www.weather.gov/dvn

Nearby

Wind Chill Advisories in Iowa, 2021Wind Chill Advisories in Missouri, 2021Every wind chill advisory in 2021

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.