Alert archive / Missouri / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 114, NWS Kansas City, MO

May 12, 2014Adair County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 12, 2014, 4:13 PM CDT for Adair County, Missouri. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 12, 2014, 4:13 PM CDT (21:13 UTC)
Expired: May 12, 2014, 5:00 PM CDT
In force: 47 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Adair County, MO

The radar

The Des Moines radar (KDMX), 195 km from the middle of the area, began a volume at 21:13 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 12, 1:00 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 9.2 hours before the alert went out and 238 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: 850 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 666 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 223 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at May 12, 2:42 PM CDT, 1 hour 31 minutes earlier.

Area forecast discussion, May 12, 2:42 PM CDT, 1 hour 31 minutes before

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Hazardous weather outlook, May 12, 11:08 AM CDT, 5 hours 5 minutes before

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In the hours before

Local storm report, May 12, 2:02 PM CDT, 2 hours 11 minutes before

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Special weather statement, May 12, 2:59 PM CDT, 1 hour 14 minutes before

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Special weather statement, May 12, 3:17 PM CDT, 56 minutes before

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Special weather statement, May 12, 3:23 PM CDT, 50 minutes before

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Special weather statement, May 12, 3:42 PM CDT, 31 minutes before

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Local storm report, May 12, 3:48 PM CDT, 25 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
May 12, 6:21 AM CDT	Areal Flood Advisory	EAX	Andrew, DeKalb, Gentry, Holt	3 hr
May 12, 8:03 AM CDT	Special Weather Statement	EAX	Mercer, Putnam	42 min
May 12, 11:37 AM CDT	Special Weather Statement	EAX	Caldwell, Daviess	53 min
May 12, 12:23 PM CDT	Special Weather Statement	EAX	Grundy	52 min
May 12, 1:02 PM CDT	Special Weather Statement	EAX	Sullivan	43 min
May 12, 1:07 PM CDT	Areal Flood Advisory	EAX	Grundy, Livingston, Mercer, Sullivan	9 hr
May 12, 1:20 PM CDT	Severe Thunderstorm Warning	EAX	Putnam, Sullivan	40 min
May 12, 1:27 PM CDT	Special Weather Statement	EAX	Worth	18 min
May 12, 2:59 PM CDT	Special Weather Statement	EAX	Lafayette	46 min
May 12, 3:17 PM CDT	Special Weather Statement	EAX	Schuyler	13 min
May 12, 3:23 PM CDT	Special Weather Statement	EAX	Carroll	52 min
May 12, 3:42 PM CDT	Special Weather Statement	EAX	Linn	33 min
May 12, 4:25 PM CDT	Special Weather Statement	EAX	Randolph	50 min
May 12, 4:53 PM CDT	Special Weather Statement	EAX	Cooper	52 min
May 12, 5:32 PM CDT	Special Weather Statement	EAX	Howard	43 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2014 Every severe thunderstorm warning in 2014

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.