Alert archive / Missouri / Special Weather Statements in 2021

Special Weather Statement, NWS Springfield, MO

May 9, 2021Cedar County, Missouri

NWS Springfield, MO issued this special weather statement at May 9, 2021, 7:14 AM CDT for Cedar County, Missouri. It was in force for 46 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: May 9, 2021, 7:14 AM CDT (12:14 UTC)
Expired: May 9, 2021, 8:00 AM CDT
In force: 46 min
Issued by: NWS Springfield, MO

County Cedar County, MO

The radar

The Springfield radar (KSGF), 62 km from the middle of the area, began a volume at 12:16 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

Topeka, KS (KTOP), launched 12:00Z, 0.2 hours before the alert went out and 232 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 518 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: -79 m²/s²
0-3 km storm-relative helicity: -8 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 May 9, 6:25 AM CDT, 49 minutes earlier.

Area forecast discussion, May 9, 6:25 AM CDT, 49 minutes before

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Hazardous weather outlook, May 9, 5:42 AM CDT, 1 hour 32 minutes before

Hazardous Weather Outlook
National Weather Service Springfield MO
542 AM CDT Sun May 9 2021

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-101045-
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-
542 AM CDT Sun May 9 2021

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.
  Limited flooding risk.
  Elevated lightning risk.
  Limited non thunderstorm wind risk.

DISCUSSION...

Showers and storms will continue to track south through the area
this morning. Frequent lightning and heavy rainfall will occur
with the storms. 1 to 2" of rainfall with locally heavier amounts
up to 3" will be possible in the heavier band of showers and
storms. This will fall in a short period of time and will lead to
the potential for flooding where the heavier amounts occur. A few
strong storms will remain possible across south central Missouri
through the mid morning hours. A few of the strongest storms will
be capable of hail up to the size of quarters and winds up to 50
to 60 mph. All the showers and storms will move east and south of
the area by early this afternoon.

Gusty winds will occur today as gusts up to 30 mph will be
possible at times.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Additional chances for thunderstorms will occur by late in the
week into next weekend however confidence are low at this time.

.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

Wise

In the hours before

Special weather statement, May 9, 4:56 AM CDT, 2 hours 18 minutes before

Special Weather Statement
National Weather Service Springfield MO
456 AM CDT Sun May 9 2021

MOZ095>097-104-105-091045-
Douglas MO-Ozark MO-Taney MO-Howell MO-Christian MO-
456 AM CDT Sun May 9 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN OZARK...DOUGLAS...
SOUTHEASTERN CHRISTIAN...NORTHEASTERN TANEY AND NORTHWESTERN HOWELL
COUNTIES UNTIL 545 AM CDT...

At 456 AM CDT, Doppler radar was tracking a strong thunderstorm near
Sparta, or 10 miles southeast of Ozark, moving east at 45 mph.

Penny size hail and wind gusts up to 50 mph will be possible with
this storm.

Locations impacted include...
West Plains...                    Lake Taneycomo...
Ava...                            Forsyth...
Willow Springs...                 Merriam Woods...
Sparta...                         Kissee Mills...
Rockaway Beach...                 Pomona...
Taneyville...                     Wasola...
Oldfield...                       Brixey...
Brushyknob...                     Elkhead...
Thornfield...                     Rome...
Vanzant...                        Squires...

LAT...LON 3667 9316 3701 9318 3705 9184 3672 9183
TIME...MOT...LOC 0956Z 262DEG 40KT 3693 9307

Lindenberg

Special weather statement, May 9, 5:32 AM CDT, 1 hour 42 minutes before

Special Weather Statement
National Weather Service Springfield MO
532 AM CDT Sun May 9 2021

MOZ097-105-091115-
Ozark MO-Howell MO-
532 AM CDT Sun May 9 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN OZARK AND SOUTHWESTERN
HOWELL COUNTIES UNTIL 615 AM CDT...

At 531 AM CDT, Doppler radar was tracking a strong thunderstorm near
Gainesville, or 14 miles north of Bull Shoals, moving east at 45 mph.

Penny size hail and wind gusts up to 50 mph will be possible with
this storm.

Locations impacted include...
West Plains...                    Bull Shoals Lake...
Norfork Lake...                   Gainesville...
Bakersfield...                    Theodosia...
South Fork...                     Pontiac...
Sundown...                        Willhoit...
Tecumseh...                       Pottersville...
Caulfield...                      Udall...
Hardenville...                    Moody...
Sycamore...                       Isabella...
Zanoni...

LAT...LON 3650 9268 3669 9264 3672 9181 3650 9181
TIME...MOT...LOC 1031Z 262DEG 40KT 3658 9252

Lindenberg

Local storm report, May 9, 5:40 AM CDT, 1 hour 34 minutes before

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Local storm report, May 9, 5:55 AM CDT, 1 hour 19 minutes before

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Local storm report, May 9, 5:56 AM CDT, 1 hour 18 minutes before

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Special weather statement, May 9, 7:14 AM CDT, 0 minutes before

Special Weather Statement
National Weather Service Springfield MO
714 AM CDT Sun May 9 2021

MOZ068-078-079-091300-
Cedar MO-Polk MO-Hickory MO-
714 AM CDT Sun May 9 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN HICKORY...CENTRAL
CEDAR AND NORTHERN POLK COUNTIES UNTIL 800 AM CDT...

At 714 AM CDT, Doppler radar was tracking a strong thunderstorm near
Stockton, moving east at 60 mph.

Nickel size hail will be possible with this storm.

Locations impacted include...
Pomme de Terre Lake...            Pomme De Terre State Park...
Stockton Lake...                  Stockton...
Pittsburg...                      Humansville...
Polk...                           Flemington...
Caplinger Mills...                Wagoner...
Elkton...                         Arnica...
Filley...                         Goodson...
Dunnegan...                       Nemo...

LAT...LON 3790 9318 3773 9319 3773 9318 3766 9318
      3766 9398 3780 9400 3784 9371 3783 9357
      3785 9357
TIME...MOT...LOC 1214Z 265DEG 52KT 3773 9389

Lindenberg

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 8:02 PM CDT	River Flood Warning	SGF	Vernon	3 days
May 9, 1:58 AM CDT	Special Weather Statement	SGF	Morgan	32 min
May 9, 2:10 AM CDT	Special Weather Statement	SGF	Newton	50 min
May 9, 2:23 AM CDT	Severe Thunderstorm Warning	SGF	McDonald	39 min
May 9, 2:28 AM CDT	Special Weather Statement	SGF	Morgan	47 min
May 9, 2:44 AM CDT	Severe Thunderstorm Warning	SGF	Barry, McDonald	46 min
May 9, 2:47 AM CDT	Special Weather Statement	SGF	Lawrence, Newton	43 min
May 9, 3:14 AM CDT	Special Weather Statement	SGF	Christian, Greene, Webster	46 min
May 9, 3:17 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Stone	43 min
May 9, 3:22 AM CDT	Severe Thunderstorm Warning	SGF	Greene, Webster	38 min
May 9, 3:23 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Christian, Greene, Lawrence, Stone	52 min
May 9, 3:37 AM CDT	Severe Thunderstorm Warning	SGF	Dade, Greene, Lawrence, Polk	38 min
May 9, 3:39 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Stone, Taney	51 min
May 9, 3:46 AM CDT	Areal Flood Advisory	SGF	Cedar, St. Clair, Vernon	6 hr
May 9, 4:04 AM CDT	Special Weather Statement	SGF	Christian, Greene, Webster	41 min
May 9, 4:09 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Greene, Polk, Webster	51 min
May 9, 4:11 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Ozark, Taney	49 min
May 9, 4:23 AM CDT	Areal Flood Advisory	SGF	Cedar, Dade, Greene, Polk, St. Clair, Vernon	6 hr
May 9, 4:44 AM CDT	Special Weather Statement	SGF	Wright	46 min
May 9, 4:56 AM CDT	Special Weather Statement	SGF	Douglas, Howell	49 min
May 9, 5:08 AM CDT	Areal Flood Advisory	SGF	Christian, Dallas, Greene, Laclede, Polk, Webster and 1 more	6 hr
May 9, 5:26 AM CDT	Areal Flood Advisory	SGF	Christian, Douglas, Ozark, Taney, Webster, Wright	6 hr
May 9, 5:32 AM CDT	Special Weather Statement	SGF	Ozark	43 min
May 9, 6:12 AM CDT	Areal Flood Advisory	SGF	Barton, Cedar, Dade, Greene, Jasper, Lawrence and 1 more	6 hr
May 9, 6:53 AM CDT	Areal Flood Advisory	SGF	Barry, Christian, Greene, Jasper, Lawrence, Newton and 3 more	6 hr
May 9, 7:38 AM CDT	Special Weather Statement	SGF	Dade	52 min
May 9, 7:48 AM CDT	River Flood Warning	SGF	Bates, Vernon	23 hr
May 9, 8:59 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Stone	31 min
May 9, 9:51 AM CDT	Areal Flood Advisory	SGF	Barton, Cedar, Dade, Dallas, Polk, Vernon	6 hr
May 9, 9:56 AM CDT	Severe Thunderstorm Warning	SGF	Stone, Taney	34 min
May 9, 10:35 AM CDT	Special Weather Statement	SGF	Ozark	25 min
May 9, 10:57 AM CDT	Areal Flood Advisory	SGF	Barry, Christian, Douglas, Greene, Lawrence, Stone and 3 more	10 hr
May 9, 11:21 AM CDT	Areal Flood Advisory	SGF	Howell, Ozark	14 hr
May 9, 2:59 PM CDT	Areal Flood Warning	SGF	Barry, Stone	4 hr
May 9, 3:18 PM CDT	Areal Flood Warning	SGF	Christian, Greene	10 hr
May 8, 8:02 PM CDT	River Flood Warning	SGF	Bourbon	25 hr

Nearby

Special Weather Statements in Missouri, 2021 Every 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.