Alert archive / Missouri / Freezing Rain Advisories in 2007

Freezing Rain Advisory 3, NWS Kansas City, MO

December 7, 200727 counties in Missouri; 7 counties in Kansas

NWS Kansas City, MO issued this freezing rain advisory at Dec 7, 2007, 3:27 PM CST for 27 counties in Missouri; 7 counties in Kansas. It took effect at Dec 8, 2007, 3:00 AM CST. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued: Dec 7, 2007, 3:27 PM CST (21:27 UTC)
In effect from: Dec 8, 2007, 3:00 AM CST
Expired: Dec 9, 2007, 12:00 PM CST
In force: 33 hr
Issued by: NWS Kansas City, MO

All 34 counties

Atchison County, KS, Doniphan County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Adair County, MO, Bates County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Cooper County, MO, Daviess County, MO, DeKalb County, MO, Grundy County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Pettis County, MO, Platte County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Sullivan County, MO

The radar

The Pleasant Hill radar (KEAX), 63 km from the middle of the area, began a volume at 21:26 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

Omaha, NE (KOAX), launched 12:00Z, 9.5 hours before the alert went out and 305 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 768 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: -60 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this freezing rain advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this freezing rain advisory went out at Dec 7, 11:50 AM CST, 3 hours 37 minutes earlier.

Area forecast discussion, Dec 7, 11:50 AM CST, 3 hours 37 minutes before

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Hazardous weather outlook, Dec 7, 1:04 PM CST, 2 hours 23 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 7, 12:32 PM CST	Winter Storm Watch	EAX	Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more	15 hr
Dec 7, 3:27 PM CST	Winter Weather Advisory	EAX	Andrew, Atchison, Gentry, Harrison, Holt, Mercer and 4 more	45 hr

Nearby

Freezing Rain Advisories in Missouri, 2007 Freezing Rain Advisories in Kansas, 2007 Every freezing rain advisory in 2007

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.