Alert archive / Kansas / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 63, NWS Wichita, KS

May 11, 1999Kingman County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at May 11, 1999, 12:30 AM CDT for Kingman County, Kansas. It was in force for 60 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 11, 1999, 12:30 AM CDT (05:30 UTC)
Expired: May 11, 1999, 1:30 AM CDT
In force: 60 min
Issued by: NWS Wichita, KS
Area: Whole counties

County Kingman County, KS

The radar

The Wichita radar (KICT), 62 km from the middle of the area, began a volume at 05:33 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.

What was reported inside it

Time	Report	Where	Remark
May 11, 12:35 AM CDT	Hail 0.75	Belmont, KS

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 10, 10:00 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 5.5 hours before the alert went out and 157 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: 1863 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 75 m²/s²
0-3 km storm-relative helicity: 137 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Wichita, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 10, 9:31 PM CDT, 2 hours 59 minutes earlier.

Area forecast discussion, May 10, 9:31 PM CDT, 2 hours 59 minutes before

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In the hours before

Special weather statement, May 10, 8:36 PM CDT, 3 hours 54 minutes before

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Special weather statement, May 10, 8:36 PM CDT, 3 hours 54 minutes before

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Special weather statement, May 10, 10:12 PM CDT, 2 hours 18 minutes before

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Special weather statement, May 10, 11:05 PM CDT, 1 hour 25 minutes before

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The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 7:25 PM CDT	Severe Thunderstorm Warning	ICT	Barton, Ellsworth	65 min
May 10, 7:35 PM CDT	Tornado Warning	ICT	Barton	55 min
May 10, 8:16 PM CDT	Tornado Warning	ICT	Rice	59 min
May 10, 9:26 PM CDT	Severe Thunderstorm Warning	ICT	Rice	49 min
May 10, 9:40 PM CDT	Severe Thunderstorm Warning	ICT	Reno	65 min
May 10, 11:30 PM CDT	Severe Thunderstorm Warning	ICT	Kingman	60 min
May 11, 12:53 AM CDT	Severe Thunderstorm Warning	ICT	Sedgwick, Sumner	67 min
May 11, 2:00 AM CDT	Severe Thunderstorm Warning	ICT	Sedgwick, Sumner	30 min
May 11, 3:44 AM CDT	Severe Thunderstorm Warning	ICT	Sedgwick	46 min
May 11, 6:38 PM CDT	Severe Thunderstorm Warning	ICT	Woodson	37 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1999 Every severe thunderstorm warning in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.