Alert archive / Missouri / Special Weather Statements in 2020

Special Weather Statement, NWS Springfield, MO

August 10, 2020Texas County, Missouri

NWS Springfield, MO issued this special weather statement at Aug 10, 2020, 3:00 PM CDT for Texas County, Missouri. It was in force for 45 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 10, 2020, 3:00 PM CDT (20:00 UTC)
Expired
Aug 10, 2020, 3:45 PM CDT
In force
45 min
Issued by
NWS Springfield, MO

County Texas County, MO

The radar

The Springfield radar (KSGF), 110 km from the middle of the area, began a volume at 20:01 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, 8.0 hours before the alert went out and 156 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2020-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1690 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2020-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1690 J/kg
Mixed-layer CIN
-204 J/kg
Mixed-layer LCL
1251 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 10, 12:16 PM CDT, 2 hours 44 minutes earlier.

Area forecast discussion, Aug 10, 12:16 PM CDT, 2 hours 44 minutes before
<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Hazardous weather outlook, Aug 10, 12:41 PM CDT, 2 hours 19 minutes before
Hazardous Weather Outlook
National Weather Service Springfield MO
1241 PM CDT Mon Aug 10 2020

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-111745-
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-
1241 PM CDT Mon Aug 10 2020

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

DISCUSSION...

Thunderstorms are expected late this afternoon into tonight mainly
north of the Highway 60 corridor, especially across central
Missouri. Some of these storms may become strong to severe, with
damaging wind gusts to 60 mph, hail to the size of quarters, and
frequent lightning. Localized heavy rainfall and flash flooding
will also be possible north of the Interstate 44 corridor.

Heat index values in excess of 100 degrees will be possible
acrossthe area today, with some locations across southeast Kansas
and western Missouri approaching 105 degrees.

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

Additional scattered storm activity will be possible on a daily
basis from Tuesday into the coming weekend.

.SPOTTER INFORMATION STATEMENT...

 Spotter activation may be needed later this afternoon or tonight
for locations along and north of a line from Warsaw to Vichy.

&&

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

Terry

In the hours before

Special weather statement, Aug 10, 2:09 PM CDT, 51 minutes before
Special Weather Statement
National Weather Service Springfield MO
209 PM CDT Mon Aug 10 2020

MOZ070-071-082-102000-
Phelps MO-Pulaski MO-Texas MO-
209 PM CDT Mon Aug 10 2020

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN PULASKI...
NORTHWESTERN TEXAS AND SOUTHWESTERN PHELPS COUNTIES UNTIL 300 PM
CDT...

At 209 PM CDT, Doppler radar was tracking a strong thunderstorm 13
miles south of Fort Leonard Wood, moving northeast at 20 mph.

Nickel size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Fort Leonard Wood...              St. Robert...
Plato...                          Roby...
Beulah...                         Devil's Elbow...
Hazelton...                       Success...

This includes Interstate 44 between mile markers 165 and 169.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3734 9225 3770 9225 3789 9203 3757 9178
TIME...MOT...LOC 1909Z 230DEG 19KT 3752 9222

Albano
Special weather statement, Aug 10, 3:00 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Springfield MO
300 PM CDT Mon Aug 10 2020

MOZ070-071-081-082-092-102045-
Wright MO-Phelps MO-Laclede MO-Pulaski MO-Texas MO-
300 PM CDT Mon Aug 10 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN WRIGHT...
SOUTHEASTERN LACLEDE...SOUTHEASTERN PULASKI...NORTHERN TEXAS AND
SOUTHWESTERN PHELPS COUNTIES UNTIL 345 PM CDT...

At 300 PM CDT, Doppler radar was tracking a strong thunderstorm 17
miles northeast of Hartville, or 19 miles southwest of Fort Leonard
Wood, moving east at 20 mph.

Nickel size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Fort Leonard Wood...              Licking...
Plato...                          Roby...
Manes...                          Hazelton...
Lynchburg...                      Prescott...
Success...

LAT...LON 3734 9236 3751 9243 3778 9203 3741 9178
TIME...MOT...LOC 2000Z 251DEG 17KT 3746 9231

Albano

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 10, 2:09 PM CDTSpecial Weather StatementSGFPulaski51 min
Aug 10, 3:03 PM CDTSpecial Weather StatementSGFBenton, Morgan72 min
Aug 10, 3:26 PM CDTSevere Thunderstorm WarningSGFBenton, Morgan49 min
Aug 10, 5:20 PM CDTSevere Thunderstorm WarningSGFJasper, McDonald, Newton32 min
Aug 10, 5:26 PM CDTSevere Thunderstorm WarningSGFCedar, St. Clair, Vernon64 min
Aug 10, 5:47 PM CDTSevere Thunderstorm WarningSGFDent58 min
Aug 10, 6:00 PM CDTSevere Thunderstorm WarningSGFPhelps18 min
Aug 10, 6:12 PM CDTFlash Flood WarningSGFDent6 hr
Aug 10, 6:54 PM CDTSevere Thunderstorm WarningSGFCamden, Dallas, Hickory, Polk51 min
Aug 10, 4:26 PM CDTSevere Thunderstorm WarningSGFCherokee64 min

Nearby

Special Weather Statements in Missouri, 2020Every special weather statement in 2020

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.