Alert archive / Missouri / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 291, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jul 18, 2023, 9:27 AM CDT for 4 counties in Missouri. It was in force for 48 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 18, 2023, 9:27 AM CDT (14:27 UTC)
- Expired
- Jul 18, 2023, 10:15 AM CDT
- In force
- 48 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Maries County, MO, Miller County, MO, Phelps County, MO, Pulaski County, MO
The radar
The St Louis radar (KLSX), 144 km from the middle of the area, began a volume at 14:27 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 18, 8:59 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 2.5 hours before the alert went out and 196 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.
- Mixed-layer CAPE
- 2565 J/kg
- Mixed-layer CIN
- -121 J/kg
- Mixed-layer LCL
- 1329 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 239 m²/s²
- 0-3 km storm-relative helicity
- 275 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 21.4
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 18, 5:55 AM CDT, 3 hours 32 minutes earlier.
Area forecast discussion, Jul 18, 5:55 AM CDT, 3 hours 32 minutes before
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</html>In the hours before
Special weather statement, Jul 18, 6:59 AM CDT, 2 hours 28 minutes before
Special Weather Statement
National Weather Service Springfield MO
659 AM CDT Tue Jul 18 2023
MOZ080-081-091-092-181230-
Dallas MO-Wright MO-Webster MO-Laclede MO-
659 AM CDT Tue Jul 18 2023
...A strong thunderstorm will impact portions of northern Webster,
southern Dallas, northwestern Wright and southwestern Laclede
Counties through 730 AM CDT...
At 659 AM CDT, Doppler radar was tracking a strong thunderstorm 8
miles northeast of Fair Grove, or 9 miles south of Buffalo, moving
east at 40 mph.
HAZARD...Wind gusts up to 50 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Marshfield, Morgan, Conway, Niangua, Phillipsburg, Olive, Elkland,
Rader, Foose, March and Charity.
This includes Interstate 44 between mile markers 98 and 116.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3738 9308 3742 9308 3742 9316 3746 9318
3756 9318 3762 9315 3755 9271 3752 9258
3723 9272
TIME...MOT...LOC 1159Z 292DEG 35KT 3750 9308
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
SoriaSpecial weather statement, Jul 18, 7:48 AM CDT, 1 hour 39 minutes before
Special Weather Statement
National Weather Service Springfield MO
748 AM CDT Tue Jul 18 2023
MOZ055-056-068-069-181315-
Camden MO-Benton MO-Hickory MO-Morgan MO-
748 AM CDT Tue Jul 18 2023
...A strong thunderstorm will impact portions of northeastern
Hickory, Benton, northwestern Camden and southwestern Morgan Counties
through 815 AM CDT...
At 748 AM CDT, Doppler radar was tracking a strong thunderstorm over
Warsaw, moving southeast at 45 mph.
HAZARD...Wind gusts up to 50 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Truman State Park, Truman Lake, Lake of The Ozarks, Warsaw, Lincoln,
Macks Creek, Climax Springs, Palo Pinto, Lakeview Heights, Zora,
Fristoe, Knobby, Racket, Edmonson, Edwards, Barnumton, Hastain and
Whitakerville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3838 9312 3815 9282 3793 9300 3808 9333
3817 9350 3820 9350 3821 9353 3851 9351
3852 9348
TIME...MOT...LOC 1248Z 302DEG 40KT 3827 9336
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
SoriaThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:08 PM CDT | Severe Thunderstorm Warning | SGF | Texas, Wright | 52 min |
| Jul 17, 7:14 PM CDT | Severe Thunderstorm Warning | SGF | St. Clair | 45 min |
| Jul 17, 7:22 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Webster, Wright | 53 min |
| Jul 17, 7:27 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Hickory | 48 min |
| Jul 17, 7:42 PM CDT | Severe Thunderstorm Warning | SGF | Taney | 30 min |
| Jul 17, 7:51 PM CDT | Severe Thunderstorm Warning | SGF | Dallas, Hickory, Polk | 36 min |
| Jul 17, 7:55 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Ozark | 28 min |
| Jul 17, 8:15 PM CDT | Special Weather Statement | SGF | Taney | 30 min |
| Jul 18, 6:59 AM CDT | Special Weather Statement | SGF | Webster | 31 min |
| Jul 18, 7:48 AM CDT | Special Weather Statement | SGF | Benton | 27 min |
| Jul 18, 8:07 AM CDT | Severe Thunderstorm Warning | SGF | Benton, Morgan | 38 min |
| Jul 18, 8:50 AM CDT | Severe Thunderstorm Warning | SGF | Camden, Miller, Morgan, Pulaski | 40 min |
| Jul 18, 8:59 AM CDT | Severe Thunderstorm Warning | SGF | Maries, Miller | 33 min |
| Jul 18, 9:55 AM CDT | Special Weather Statement | SGF | Phelps, Pulaski | 35 min |
| Jul 18, 11:10 AM CDT | Special Weather Statement | SGF | Miller | 35 min |
| Jul 18, 11:20 AM CDT | Special Weather Statement | SGF | Morgan | 25 min |
| Jul 18, 11:55 AM CDT | Flash Flood Warning | SGF | Camden, Maries, Miller, Morgan, Pulaski | 6 hr |
| Jul 18, 2:03 PM CDT | Areal Flood Advisory | SGF | Dent, Maries, Phelps, Texas | 6 hr |
| Jul 18, 2:53 PM CDT | Special Weather Statement | SGF | Dent | 52 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2023Every 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.