Alert archive / Missouri / Special Weather Statements in 2017

Special Weather Statement, NWS Kansas City, MO

May 17, 2017Sullivan County, Missouri

NWS Kansas City, MO issued this special weather statement at May 17, 2017, 3:04 PM CDT for Sullivan County, Missouri. It was in force for 26 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 17, 2017, 3:04 PM CDT (20:04 UTC)
Expired
May 17, 2017, 3:30 PM CDT
In force
26 min
Issued by
NWS Kansas City, MO

County Sullivan County, MO

The radar

The Des Moines radar (KDMX), 175 km from the middle of the area, began a volume at 20:08 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

Davenport, (KDVN), launched 12:00Z, 8.1 hours before the alert went out and 280 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, Davenport, at 12:00Z on 2017-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 103 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, Davenport, at 12:00Z on 2017-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.19395878Sfc1 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
103 J/kg
Mixed-layer CIN
-348 J/kg
Mixed-layer LCL
1223 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
79 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 Kansas City, MO wrote its last area forecast discussion before this special weather statement went out at May 17, 1:45 PM CDT, 1 hour 19 minutes earlier.

Area forecast discussion, May 17, 1:45 PM CDT, 1 hour 19 minutes before
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Hazardous weather outlook, May 17, 4:31 AM CDT, 10 hours 33 minutes before
Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
431 AM CDT Wed May 17 2017

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-180945-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
431 AM CDT Wed May 17 2017

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Today and Tonight

 There will be the chance for severe storms this afternoon north of a
 Atchison Kansas to Moberly line. All modes of severe weather will be
 possible including large hail, damaging winds, and even a few
 tornadoes.

 Conditions will also be windy today with southerly winds between 25
 to 35 mph and gusts up to 45 mph.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

 There will be the chance for isolated severe storms tomorrow evening
 and again Friday evening into Friday night.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

In the hours before

Local storm report, May 17, 1:00 PM CDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
100 PM CDT WED MAY 17 2017

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

1253 PM     NON-TSTM WND GST ST JOSEPH               39.76N 94.85W
05/17/2017  M64 MPH          BUCHANAN           MO   ASOS

            STJ ASOS MEASURED 55 KNOT WIND GUST

&&

LG
Local storm report, May 17, 2:11 PM CDT, 53 minutes before
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Local storm report, May 17, 2:18 PM CDT, 46 minutes before
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Local storm report, May 17, 2:19 PM CDT, 45 minutes before
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Special weather statement, May 17, 3:04 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 9:38 PM CDTSpecial Weather StatementEAXAtchison22 min
May 16, 9:56 PM CDTSevere Thunderstorm WarningEAXAtchison, Holt37 min
May 16, 10:32 PM CDTSpecial Weather StatementEAXNodaway28 min
May 16, 11:32 PM CDTSpecial Weather StatementEAXHarrison13 min
May 17, 3:33 AM CDTWind AdvisoryEAXAdair, Bates, Buchanan, Caldwell, Carroll, Cass and 27 more15 hr
May 17, 3:08 PM CDTSpecial Weather StatementEAXHolt37 min
May 17, 3:50 PM CDTSpecial Weather StatementEAXWorth25 min
May 17, 4:55 PM CDTSpecial Weather StatementEAXPutnam20 min

Nearby

Special Weather Statements in Missouri, 2017Every special weather statement in 2017

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.