Alert archive / Missouri / Special Weather Statements in 2021

Special Weather Statement, NWS Springfield, MO

March 27, 2021Christian County, Missouri

NWS Springfield, MO issued this special weather statement at Mar 27, 2021, 6:46 PM CDT for Christian County, Missouri. It was in force for 44 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: Mar 27, 2021, 6:46 PM CDT (23:46 UTC)
Expired: Mar 27, 2021, 7:30 PM CDT
In force: 44 min
Issued by: NWS Springfield, MO

County Christian County, MO

The radar

The Springfield radar (KSGF), 50 km from the middle of the area, began a volume at 23:46 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, 11.8 hours before the alert went out and 58 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: 1633 m above ground
0-6 km bulk shear: 76 kt
0-1 km storm-relative helicity: 312 m²/s²
0-3 km storm-relative helicity: 312 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 Mar 27, 6:05 PM CDT, 41 minutes earlier.

Area forecast discussion, Mar 27, 6:05 PM CDT, 41 minutes before

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Hazardous weather outlook, Mar 27, 2:48 PM CDT, 3 hours 58 minutes before

Hazardous Weather Outlook
National Weather Service Springfield MO
248 PM CDT Sat Mar 27 2021

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-282000-
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-
248 PM CDT Sat Mar 27 2021

...Severe Storms Possible Late This Afternoon and Evening...

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 tornado risk.
  Limited hail risk.
  Limited thunderstorm wind damage risk.
  Elevated lightning risk.
  Limited non thunderstorm wind risk.

DISCUSSION...

 Thunderstorms are expected to develop along and south of an
 approaching cold front late this afternoon and evening. The
 strongest storms could produce hail larger than quarter size and
 wind gusts over 60 mph.

 There will be a limited risk for tornadoes over south central
 Missouri through mid evening, mainly along and east of a line
 from Gainesville to Salem, where more instability is located.

 Storms will shift to the east of the Missouri Ozarks tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

  Southerly wind gusts over 30 mph are expected on Monday across
  western Missouri and southeast Kansas as low pressure develops
  across the central high Plains.

  Thunderstorms will be possible from Tuesday night into
  Wednesday morning.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation may be needed later today and this evening
  for locations along and east of a line from Rolla to Branson.

&&

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, Mar 27, 5:10 PM CDT, 1 hour 36 minutes before

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Special weather statement, Mar 27, 5:27 PM CDT, 1 hour 19 minutes before

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Local storm report, Mar 27, 5:28 PM CDT, 1 hour 18 minutes before

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Special weather statement, Mar 27, 5:46 PM CDT, 1 hour before

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Special weather statement, Mar 27, 6:46 PM CDT, 0 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
Mar 27, 5:10 PM CDT	Special Weather Statement	SGF	Phelps	50 min
Mar 27, 5:27 PM CDT	Special Weather Statement	SGF	Phelps	48 min
Mar 27, 5:31 PM CDT	Areal Flood Advisory	SGF	Wright	3 hr
Mar 27, 5:46 PM CDT	Special Weather Statement	SGF	Ozark	44 min
Mar 27, 6:07 PM CDT	Areal Flood Advisory	SGF	Dent, Phelps, Pulaski, Texas	3 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.