Alert archive / Missouri / Wind Chill Watches in 2019

Wind Chill Watch 1, NWS Springfield, MO

January 28, 201921 counties in Missouri; Bourbon County, Kansas

NWS Springfield, MO issued this wind chill watch at Jan 28, 2019, 3:43 AM CST for 21 counties in Missouri; Bourbon County, Kansas. It took effect at Jan 29, 2019, 6:00 PM CST. It was in force for .

The area

The counties it named.

The facts

Issued
Jan 28, 2019, 3:43 AM CST (09:43 UTC)
In effect from
Jan 29, 2019, 6:00 PM CST
Expired
Jan 28, 2019, 2:05 PM CST
In force
Issued by
NWS Springfield, MO
All 22 counties

Bourbon County, KS, Barton County, MO, Benton County, MO, Camden County, MO, Cedar County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Greene County, MO, Hickory County, MO, Laclede County, MO, Maries County, MO, Miller County, MO, Morgan County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, St. Clair County, MO, Texas County, MO, Vernon County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 67 km from the middle of the area, began a volume at 09:44 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

Topeka, KS (KFOE), launched 00:00Z, 9.7 hours before the alert went out and 265 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, Topeka, KS at 00:00Z on 2019-01-28Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2019-01-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 423 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
1300 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
423 m²/s²
0-3 km storm-relative helicity
460 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 28, 8:58 AM CSTWind AdvisorySGFBarton, Benton, Camden, Cedar, Dade, Dallas and 13 more9 hr
Jan 28, 2:05 PM CSTWind Chill AdvisorySGFBarton, Benton, Camden, Cedar, Christian, Dade and 20 more46 hr

Nearby

Wind Chill Watches in Missouri, 2019Wind Chill Watches in Kansas, 2019Every wind chill watch in 2019

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.