Alert archive / Missouri / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 261, NWS Springfield, MO

November 22, 2010Dent County, Shannon County, Texas County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Nov 22, 2010, 8:28 PM CST for Dent County, Shannon County, Texas County, Missouri. It was in force for 27 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: Nov 22, 2010, 8:28 PM CST (02:28 UTC)
Expired: Nov 22, 2010, 8:55 PM CST
In force: 27 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Dent County, MO, Shannon County, MO, Texas County, MO

The radar

The Springfield radar (KSGF), 158 km from the middle of the area, began a volume at 02:29 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
Nov 22, 4:50 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.5 hours before the alert went out and 200 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: 129 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 765 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 121 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

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 Nov 22, 6:13 PM CST, 2 hours 15 minutes earlier.

Area forecast discussion, Nov 22, 6:13 PM CST, 2 hours 15 minutes before

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Hazardous weather outlook, Nov 22, 7:49 PM CST, 39 minutes before

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In the hours before

Local storm report, Nov 22, 7:00 PM CST, 1 hour 28 minutes before

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Local storm report, Nov 22, 7:08 PM CST, 1 hour 20 minutes before

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Local storm report, Nov 22, 7:21 PM CST, 1 hour 7 minutes before

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Local storm report, Nov 22, 7:28 PM CST, 1 hour before

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Local storm report, Nov 22, 7:30 PM CST, 58 minutes before

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Local storm report, Nov 22, 8:19 PM CST, 9 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
Nov 22, 6:21 PM CST	Severe Thunderstorm Warning	SGF	Webster	24 min
Nov 22, 6:35 PM CST	Severe Thunderstorm Warning	SGF	Wright	40 min
Nov 22, 6:36 PM CST	Severe Thunderstorm Warning	SGF	Barry	54 min
Nov 22, 7:04 PM CST	Severe Thunderstorm Warning	SGF	Texas	23 min
Nov 22, 7:14 PM CST	Severe Thunderstorm Warning	SGF	Christian, Stone, Taney	29 min
Nov 22, 7:59 PM CST	Severe Thunderstorm Warning	SGF	Douglas, Ozark	61 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2010 Every severe thunderstorm warning in 2010

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.