Alert archive / Missouri / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 107, NWS Springfield, MO

April 9, 2015Shannon County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Apr 9, 2015, 7:27 PM CDT for Shannon County, Missouri. It was in force for 63 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: Apr 9, 2015, 7:27 PM CDT (00:27 UTC)
Expired: Apr 9, 2015, 8:30 PM CDT
In force: 63 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Shannon County, MO

The radar

The Springfield radar (KSGF), 177 km from the middle of the area, began a volume at 00:28 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
Apr 9, 2:32 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.5 hours before the alert went out and 215 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: 1368 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: -69 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Apr 9, 6:46 PM CDT, 41 minutes earlier.

Area forecast discussion, Apr 9, 6:46 PM CDT, 41 minutes before

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Hazardous weather outlook, Apr 9, 6:13 PM CDT, 1 hour 14 minutes before

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In the hours before

Special weather statement, Apr 9, 5:24 PM CDT, 2 hours 3 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
524 PM CDT THU APR 9 2015

MOZ070-081-092300-
LACLEDE MO-PULASKI MO-
524 PM CDT THU APR 9 2015

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL LACLEDE AND SOUTHERN
PULASKI COUNTIES UNTIL 600 PM CDT...

AT 522 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 8 MILES SOUTHWEST OF FORT LEONARD WOOD...OR 13
MILES SOUTH OF WAYNESVILLE...MOVING NORTHEAST AT 60 MPH. PENNY SIZE
HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE DEVIL'S ELBOW AND FORT LEONARD WOOD.

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER INDOORS AND STAY
AWAY FROM WINDOWS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT
THURSDAY EVENING FOR SOUTHERN MISSOURI.

LAT...LON 3760 9221 3761 9224 3759 9225 3756 9231
      3769 9241 3791 9203 3767 9203
TIME...MOT...LOC 2224Z 234DEG 55KT 3767 9225

GAGAN

Special weather statement, Apr 9, 5:39 PM CDT, 1 hour 48 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
539 PM CDT THU APR 9 2015

MOZ071-082-092-092330-
PHELPS MO-TEXAS MO-WRIGHT MO-
539 PM CDT THU APR 9 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN WRIGHT...
NORTHWESTERN TEXAS AND SOUTHWESTERN PHELPS COUNTIES UNTIL 630 PM
CDT...

AT 538 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR MANES...OR 19 MILES NORTH OF MOUNTAIN
GROVE...MOVING NORTHEAST AT 45 MPH. PENNY SIZE HAIL...AND WINDS
AROUND 50 MPH ARE EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
  PLATO BY 550 PM CDT.
  ROBY AND SUCCESS BY 555 PM CDT.
  HAZELTON BY 605 PM CDT.
  BEULAH AND 6 MILES NORTHWEST OF LICKING BY 615 PM CDT.
  7 MILES SOUTHEAST OF EDGAR SPRINGS BY 620 PM CDT.

PEOPLE IN NORTHEASTERN WRIGHT...NORTHWESTERN TEXAS AND SOUTHWESTERN
PHELPS COUNTIES...SHOULD MONITOR THE WEATHER SITUATION CLOSELY.
LISTEN FOR POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE
ACTION SHOULD SEVERE WEATHER THREATEN.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT
THURSDAY EVENING FOR SOUTHERN MISSOURI.

LAT...LON 3732 9236 3748 9240 3748 9225 3755 9225
      3761 9211 3760 9204 3765 9203 3775 9181
      3747 9181
TIME...MOT...LOC 2240Z 243DEG 38KT 3742 9230

SCHAUMANN

Local storm report, Apr 9, 5:48 PM CDT, 1 hour 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
548 PM CDT THU APR 09 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0548 PM     HAIL             FORT LEONARD WOOD       37.71N 92.16W
04/09/2015  E0.75 INCH       PULASKI            MO   PUBLIC

            REPORT VIA SOCIAL MEDIA.

&&

HATCH

Local storm report, Apr 9, 6:04 PM CDT, 1 hour 23 minutes before

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Special weather statement, Apr 9, 6:24 PM CDT, 1 hour 3 minutes before

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Special weather statement, Apr 9, 6:33 PM CDT, 54 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
Apr 9, 7:10 PM CDT	Special Weather Statement	SGF	Oregon	35 min
Apr 9, 7:13 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Shannon	32 min
Apr 9, 8:39 PM CDT	Special Weather Statement	SGF	Oregon	21 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2015 Every severe thunderstorm warning in 2015

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.