Alert archive / Missouri / Special Weather Statements in 2021
Special Weather Statement, NWS Springfield, MO
NWS Springfield, MO issued this special weather statement at Aug 17, 2021, 3:37 PM CDT for Morgan County, Missouri. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 17, 2021, 3:37 PM CDT (20:37 UTC)
- Expired
- Aug 17, 2021, 4:00 PM CDT
- In force
- 23 min
- Issued by
- NWS Springfield, MO
- Hail
- 0.50 in
- Wind
- 50
County Morgan County, MO
The radar
The Pleasant Hill radar (KEAX), 120 km from the middle of the area, began a volume at 20:37 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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 8.6 hours before the alert went out and 201 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
- 430 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 1276 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Aug 17, 12:33 PM CDT, 3 hours 4 minutes earlier.
Area forecast discussion, Aug 17, 12:33 PM CDT, 3 hours 4 minutes before
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<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Hazardous weather outlook, Aug 17, 2:26 PM CDT, 1 hour 11 minutes before
Hazardous Weather Outlook National Weather Service Springfield MO 226 PM CDT Tue Aug 17 2021 KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-181930- 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- 226 PM CDT Tue Aug 17 2021 This Hazardous Weather Outlook is for portions of the Missouri Ozarks and extreme southeast Kansas. .DAY ONE...This Afternoon and Tonight. Weather hazards expected... Limited lightning risk. DISCUSSION... Widely scattered thunderstorms are expected through this evening, though most areas will remain dry. The best coverage will be generally along and west of the Highway 65 corridor. The stronger storms may produce a wind gust of 30-40 mph and frequent cloud to ground lightning. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Low chances for thunderstorms continue on Wednesday, with better chances for showers and storms late this week into the weekend. Heat index values near or above 95 degrees will also be possible late this week into weekend. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed through tonight. && More detailed information can be accessed at: http://www.weather.gov/sgf/sitrep This product in graphical format...along with other weather... hydrological and climate information...at http://www.weather.gov/sgf Ungar
In the hours before
Special weather statement, Aug 17, 3:21 PM CDT, 16 minutes before
Special Weather Statement
National Weather Service Springfield MO
321 PM CDT Tue Aug 17 2021
MOZ055-172045-
Benton MO-
321 PM CDT Tue Aug 17 2021
...A strong thunderstorm will impact portions of central Benton
County through 345 PM CDT...
At 321 PM CDT, Doppler radar was tracking a strong thunderstorm over
Warsaw, moving east at 10 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Truman State Park... Truman Lake...
Warsaw... Lincoln...
Edmonson... Lakeview Heights...
Hastain... Zora...
Whitakerville...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
If on or near Lake of the Ozarks, get out of the water and move
indoors or inside a vehicle. Remember, lightning can strike out to
10 miles from the parent thunderstorm. If you can hear thunder, you
are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 3832 9307 3822 9308 3820 9309 3820 9340
3836 9344 3846 9312
TIME...MOT...LOC 2021Z 270DEG 7KT 3828 9334
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
TerrySpecial weather statement, Aug 17, 3:37 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Springfield MO
337 PM CDT Tue Aug 17 2021
MOZ056-172100-
Morgan MO-
337 PM CDT Tue Aug 17 2021
...A strong thunderstorm will impact portions of northern Morgan
County through 400 PM CDT...
At 337 PM CDT, Doppler radar was tracking a strong thunderstorm near
Stover, or 10 miles northwest of Versailles, moving east at 15 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...
Stover... Florence...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3866 9286 3860 9284 3851 9273 3843 9288
3845 9305 3855 9307 3866 9305
TIME...MOT...LOC 2037Z 291DEG 11KT 3854 9298
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
TerryThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 3:21 PM CDT | Special Weather Statement | SGF | Benton | 24 min |
| Aug 17, 4:28 PM CDT | Severe Thunderstorm Warning | SGF | St. Clair | 47 min |
Nearby
Special Weather Statements in Missouri, 2021Every special weather statement in 2021
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.