Alert archive / Missouri / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 261, NWS Springfield, MO

July 17, 2023Dallas County, Webster County, Wright County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jul 17, 2023, 3:06 PM CDT for Dallas County, Webster County, Wright County, Missouri. It was in force for 39 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 17, 2023, 3:06 PM CDT (20:06 UTC)
Expired: Jul 17, 2023, 3:45 PM CDT
In force: 39 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Dallas County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 57 km from the middle of the area, began a volume at 20:08 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 17, 1:28 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.1 hours before the alert went out and 106 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: 2138 J/kg
Mixed-layer CIN: -78 J/kg
Mixed-layer LCL: 1136 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 129 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 6.2

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 17, 2:06 PM CDT, 1 hour earlier.

Area forecast discussion, Jul 17, 2:06 PM CDT, 1 hour before

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Hazardous weather outlook, Jul 17, 12:17 PM CDT, 2 hours 49 minutes before

Hazardous Weather Outlook...UPDATED
National Weather Service Springfield MO
1217 PM CDT Mon Jul 17 2023

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-181730-
Bourbon-Crawford-Cherokee-Benton-Morgan-Miller-Maries-Vernon-
St. Clair-Hickory-Camden-Pulaski-Phelps-Barton-Cedar-Polk-Dallas-
Laclede-Texas-Dent-Jasper-Dade-Greene-Webster-Wright-Newton-
Lawrence-Christian-Douglas-Howell-Shannon-McDonald-Barry-Stone-
Taney-Ozark-Oregon-
1217 PM CDT Mon Jul 17 2023

This Hazardous Weather Outlook is for portions of the Missouri
Ozarks and extreme southeast Kansas.

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Limited hail risk.
  Limited thunderstorm wind damage risk.
  Elevated lightning risk.
  Limited excessive heat risk.
  Limited excessive rainfall risk

DISCUSSION...

Scattered showers and thunderstorms will develop across the area
this afternoon and evening and move from northwest to southeast.
The strongest storms will be capable of producing large hail to
the size of golf balls and damaging winds up to 70 mph. Frequent
lightning and locally heavy rainfall will also be possible.

Heat index values of 95 to 100 degrees are likely this afternoon.

While uncertainty is high, if thunderstorms redevelop overnight
then a few storms could be severe with large hail the main hazard.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Additional shower and thunderstorms could develop again on
Tuesday, mainly northeast of Springfield where a few severe
storms will be possible. Drier conditions mid- week before
chances return Thursday into Friday across portions of the area.
Localized heavy rainfall may accompany some of this activity.

Excessive heat builds into the area through mid-week with heat
index values around 100 to 105 degrees Tuesday and Wednesday.

.SPOTTER INFORMATION STATEMENT...

 Spotter activation may be needed later today for southeast
Kansas and southern Missouri.

&&

More detailed information can be accessed at:
http://www.weather.gov/sgf/dsspacket

This product in graphical format...along with other weather...
hydrological and climate information...at
http://www.weather.gov/sgf

Burchfield

In the hours before

Local storm report, Jul 17, 2:12 PM CDT, 54 minutes before

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Local storm report, Jul 17, 2:17 PM CDT, 49 minutes before

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Local storm report, Jul 17, 2:19 PM CDT, 47 minutes before

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Local storm report, Jul 17, 2:22 PM CDT, 44 minutes before

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Local storm report, Jul 17, 2:28 PM CDT, 38 minutes before

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Local storm report, Jul 17, 2:49 PM CDT, 17 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 17, 5:13 AM CDT	Special Weather Statement	SGF	Maries	32 min
Jul 17, 9:00 AM CDT	Special Weather Statement	SGF	Texas	30 min
Jul 17, 12:41 PM CDT	Heat Advisory	SGF	Barry, Barton, Cedar, Christian, Dade, Greene and 9 more	30 hr
Jul 17, 1:30 PM CDT	Severe Thunderstorm Warning	SGF	St. Clair	45 min
Jul 17, 1:35 PM CDT	Special Weather Statement	SGF	Laclede	25 min
Jul 17, 1:43 PM CDT	Special Weather Statement	SGF	McDonald	32 min
Jul 17, 1:49 PM CDT	Severe Thunderstorm Warning	SGF	Miller, Morgan	41 min
Jul 17, 1:50 PM CDT	Severe Thunderstorm Warning	SGF	McDonald	25 min
Jul 17, 2:07 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Hickory, St. Clair	38 min
Jul 17, 2:23 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Dallas, Hickory, Laclede, Polk, St. Clair	52 min
Jul 17, 2:29 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Hickory, St. Clair	46 min
Jul 17, 2:30 PM CDT	Severe Thunderstorm Warning	SGF	Miller	45 min
Jul 17, 2:35 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Laclede, Pulaski	55 min
Jul 17, 2:40 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Laclede, Maries, Phelps, Pulaski	50 min
Jul 17, 3:03 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Dallas, Polk	42 min
Jul 17, 3:12 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Phelps, Pulaski, Texas	48 min
Jul 17, 3:15 PM CDT	Severe Thunderstorm Warning	SGF	Dallas, Polk	45 min
Jul 17, 3:30 PM CDT	Severe Thunderstorm Warning	SGF	Phelps, Pulaski	45 min
Jul 17, 3:38 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Greene, Webster	52 min
Jul 17, 3:44 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Douglas, Webster, Wright	46 min
Jul 17, 3:53 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Maries	52 min
Jul 17, 4:07 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Greene, Webster	38 min
Jul 17, 4:13 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Douglas	62 min
Jul 17, 4:27 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas	48 min
Jul 17, 4:46 PM CDT	Severe Thunderstorm Warning	SGF	Ozark, Taney	59 min
Jul 17, 4:55 PM CDT	Severe Thunderstorm Warning	SGF	Morgan	50 min
Jul 17, 5:18 PM CDT	Severe Thunderstorm Warning	SGF	Ozark	42 min
Jul 17, 5:27 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Morgan	48 min
Jul 17, 5:55 PM CDT	Severe Thunderstorm Warning	SGF	Camden	36 min
Jul 17, 6:13 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Laclede	47 min
Jul 17, 6:21 PM CDT	Severe Thunderstorm Warning Destructive damage threat	SGF	Camden, Laclede	39 min
Jul 17, 6:25 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Dallas	50 min
Jul 17, 6:43 PM CDT	Severe Thunderstorm Warning	SGF	Benton	47 min
Jul 17, 6:52 PM CDT	Severe Thunderstorm Warning Destructive damage threat	SGF	Dallas, Laclede, Webster, Wright	38 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.