Alert archive / Missouri / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 110, NWS Springfield, MO

May 18, 20196 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 18, 2019, 4:47 PM CDT for 6 counties in Missouri. It was in force for 58 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 18, 2019, 4:47 PM CDT (21:47 UTC)
Expired: May 18, 2019, 5:45 PM CDT
In force: 58 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Camden County, MO, Laclede County, MO, Maries County, MO, Miller County, MO, Morgan County, MO, Pulaski County, MO

The radar

The Springfield radar (KSGF), 122 km from the middle of the area, began a volume at 21:48 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 18, 10:07 AM CDT	Tornado Watch	SPC	7 hr
May 18, 4:40 PM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.8 hours before the alert went out and 174 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: 717 J/kg
Mixed-layer CIN: -216 J/kg
Mixed-layer LCL: 969 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 345 m²/s²
0-3 km storm-relative helicity: 385 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 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 18, 4:28 PM CDT, 19 minutes earlier.

Area forecast discussion, May 18, 4:28 PM CDT, 19 minutes before

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Hazardous weather outlook, May 18, 3:38 PM CDT, 1 hour 9 minutes before

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In the hours before

Local storm report, May 18, 4:28 PM CDT, 19 minutes before

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Local storm report, May 18, 4:30 PM CDT, 17 minutes before

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Special weather statement, May 18, 4:31 PM CDT, 16 minutes before

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Local storm report, May 18, 4:34 PM CDT, 13 minutes before

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Local storm report, May 18, 4:38 PM CDT, 9 minutes before

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Local storm report, May 18, 4:46 PM CDT, 1 minute 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 18, 1:13 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Jasper, McDonald, Newton, Vernon	47 min
May 18, 1:55 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Barton, Cedar, Dade, Jasper, Lawrence and 3 more	65 min
May 18, 2:15 PM CDT	Areal Flood Advisory	SGF	Jasper, McDonald, Newton	6 hr
May 18, 2:46 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Cedar, Hickory, St. Clair, Vernon	44 min
May 18, 2:49 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Cedar, Dade, Greene, Jasper, Lawrence	41 min
May 18, 2:54 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Christian, Stone, Taney	51 min
May 18, 3:18 PM CDT	Severe Thunderstorm Warning	SGF	Cedar, Christian, Dade, Greene, Lawrence, Polk	28 min
May 18, 3:33 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Hickory, St. Clair	42 min
May 18, 3:38 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Camden, Cedar, Dallas, Greene, Hickory and 5 more	52 min
May 18, 3:40 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Greene, Ozark, Stone, Taney and 1 more	50 min
May 18, 4:16 PM CDT	Special Weather Statement	SGF	Benton, Morgan	44 min
May 18, 4:25 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Laclede, Ozark, Pulaski, Texas and 2 more	50 min
May 18, 4:31 PM CDT	Special Weather Statement	SGF	Camden, Miller	59 min
May 18, 5:15 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Howell, Oregon, Phelps, Pulaski, Shannon and 1 more	60 min
May 18, 5:44 PM CDT	Severe Thunderstorm Warning	SGF	Maries, Phelps	29 min
May 18, 10:48 AM CDT	Special Weather Statement	SGF	Cherokee	42 min
May 18, 12:44 PM CDT	Special Weather Statement	SGF	Crawford	31 min
May 18, 1:01 PM CDT	Severe Thunderstorm Warning	SGF	Cherokee	44 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2019 Every severe thunderstorm warning 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.