Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 116, NWS Springfield, MO

May 23, 1998Christian County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 23, 1998, 2:02 PM CDT for Christian County, Missouri. It was in force for 48 min. 2 reports 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 23, 1998, 2:02 PM CDT (19:02 UTC)
Expired: May 23, 1998, 2:50 PM CDT
In force: 48 min
Issued by: NWS Springfield, MO
Area: Whole counties

County Christian County, MO

The radar

The Springfield radar (KSGF), 35 km from the middle of the area, began a volume at 19:02 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 23, 2:12 PM CDT	Hail 0.88	Ozark, MO
May 23, 2:15 PM CDT	Thunderstorm Wind	Highlandville, MO	20 square foot section of a roof was blown off.

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 nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 7.0 hours before the alert went out and 55 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: 1719 J/kg
Mixed-layer CIN: -204 J/kg
Mixed-layer LCL: 1570 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 166 m²/s²
0-3 km storm-relative helicity: 214 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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at May 23, 2:00 PM CDT, 2 minutes earlier.

Area forecast discussion, May 23, 2:00 PM CDT, 2 minutes before

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In the hours before

Local storm report, May 23, 10:53 AM CDT, 3 hours 9 minutes before

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Local storm report, May 23, 10:53 AM CDT, 3 hours 9 minutes before

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Special weather statement, May 23, 1:00 PM CDT, 1 hour 2 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 9:51 AM CDT	Severe Thunderstorm Warning	SGF	Texas	19 min
May 23, 10:03 AM CDT	Severe Thunderstorm Warning	SGF	Shannon	47 min
May 23, 2:24 PM CDT	Severe Thunderstorm Warning	SGF	Webster	51 min
May 23, 2:42 PM CDT	Severe Thunderstorm Warning	SGF	Dallas	33 min
May 23, 2:52 PM CDT	Severe Thunderstorm Warning	SGF	Laclede, Wright	48 min
May 23, 3:12 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Pulaski	48 min
May 23, 3:56 PM CDT	Severe Thunderstorm Warning	SGF	Camden	34 min
May 23, 4:01 PM CDT	Severe Thunderstorm Warning	SGF	Miller	34 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1998 Every severe thunderstorm warning in 1998

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.