Alert archive / Missouri / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 202, NWS Springfield, MO

July 1, 2023Howell County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jul 1, 2023, 5:34 PM CDT for Howell County, Missouri. It was in force for 41 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: Jul 1, 2023, 5:34 PM CDT (22:34 UTC)
Expired: Jul 1, 2023, 6:15 PM CDT
In force: 41 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Howell County, MO

The radar

The Springfield radar (KSGF), 144 km from the middle of the area, began a volume at 22:34 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
Jul 1, 12:04 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.6 hours before the alert went out and 171 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: 1559 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 1141 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.6

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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 1, 3:06 PM CDT, 2 hours 28 minutes earlier.

Area forecast discussion, Jul 1, 3:06 PM CDT, 2 hours 28 minutes before

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Hazardous weather outlook, Jul 1, 3:35 PM CDT, 1 hour 59 minutes before

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In the hours before

Local storm report, Jul 1, 2:52 PM CDT, 2 hours 42 minutes before

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Local storm report, Jul 1, 3:23 PM CDT, 2 hours 11 minutes before

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Local storm report, Jul 1, 3:25 PM CDT, 2 hours 9 minutes before

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Local storm report, Jul 1, 3:29 PM CDT, 2 hours 5 minutes before

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Local storm report, Jul 1, 3:39 PM CDT, 1 hour 55 minutes before

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Special weather statement, Jul 1, 4:18 PM CDT, 1 hour 16 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
Jul 1, 12:20 PM CDT	Special Weather Statement	SGF	Ozark	25 min
Jul 1, 12:26 PM CDT	Severe Thunderstorm Warning	SGF	Ozark, Taney	49 min
Jul 1, 12:47 PM CDT	Special Weather Statement	SGF	Howell	28 min
Jul 1, 12:53 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Ozark	23 min
Jul 1, 1:28 PM CDT	Special Weather Statement	SGF	Wright	32 min
Jul 1, 1:29 PM CDT	Special Weather Statement	SGF	Howell	31 min
Jul 1, 1:33 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Oregon, Shannon	42 min
Jul 1, 1:44 PM CDT	Severe Thunderstorm Warning	SGF	Texas, Wright	46 min
Jul 1, 1:48 PM CDT	Special Weather Statement	SGF	Texas	27 min
Jul 1, 2:06 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Phelps, Pulaski, Shannon, Texas	39 min
Jul 1, 2:21 PM CDT	Special Weather Statement	SGF	Oregon	24 min
Jul 1, 2:30 PM CDT	Special Weather Statement	SGF	Oregon	30 min
Jul 1, 4:18 PM CDT	Special Weather Statement	SGF	Ozark	42 min
Jul 1, 5:14 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Ozark	61 min
Jul 1, 5:32 PM CDT	Areal Flood Advisory	SGF	Howell, Oregon, Ozark	4 hr
Jul 1, 5:59 PM CDT	Special Weather Statement	SGF	Oregon	61 min
Jul 1, 6:43 PM CDT	Special Weather Statement	SGF	Shannon	62 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2023 Every severe thunderstorm warning in 2023

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.