Alert archive / Kansas / Special Weather Statements in 2019

Special Weather Statement, NWS Topeka, KS

March 29, 2019Coffey County, Kansas

NWS Topeka, KS issued this special weather statement at Mar 29, 2019, 5:21 PM CDT for Coffey County, Kansas. It was in force for 24 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 29, 2019, 5:21 PM CDT (22:21 UTC)
Expired: Mar 29, 2019, 5:45 PM CDT
In force: 24 min
Issued by: NWS Topeka, KS

County Coffey County, KS

The radar

The Topeka radar (KTWX), 115 km from the middle of the area, began a volume at 22:24 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 (KFOE), launched 12:00Z, 10.4 hours before the alert went out and 100 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 505 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Topeka, KS wrote its last area forecast discussion before this special weather statement went out at Mar 29, 3:13 PM CDT, 2 hours 8 minutes earlier.

Area forecast discussion, Mar 29, 3:13 PM CDT, 2 hours 8 minutes before

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Hazardous weather outlook, Mar 29, 3:15 PM CDT, 2 hours 6 minutes before

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In the hours before

Special weather statement, Mar 29, 12:17 PM CDT, 5 hours 4 minutes before

Special Weather Statement
National Weather Service Topeka KS
1217 PM CDT FRI MAR 29 2019

KSZ022-036-038-291745-
Wabaunsee-Geary-Riley-
1217 PM CDT FRI MAR 29 2019

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL GEARY...SOUTHEASTERN
RILEY AND NORTHERN WABAUNSEE COUNTIES UNTIL 1245 PM CDT...

At 1217 PM CDT, Doppler radar was tracking a strong thunderstorm 8
miles northwest of Volland, moving east at 35 mph.

Dime size hail will be possible with this storm.

This strong thunderstorm will be near...
  Alma around 1240 PM CDT.
  McFarland and Paxico around 1245 PM CDT.

This includes Interstate 70 between mile markers 310 and 339.

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 3898 9604 3896 9660 3906 9664 3916 9636
      3915 9634 3916 9633 3917 9633 3919 9629
      3918 9627 3920 9625 3921 9623 3920 9621
      3921 9619 3921 9618 3919 9618 3919 9612
TIME...MOT...LOC 1717Z 253DEG 31KT 3902 9652

Skow

Local storm report, Mar 29, 1:17 PM CDT, 4 hours 4 minutes before

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Special weather statement, Mar 29, 1:24 PM CDT, 3 hours 57 minutes before

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Special weather statement, Mar 29, 1:43 PM CDT, 3 hours 38 minutes before

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Special weather statement, Mar 29, 2:10 PM CDT, 3 hours 11 minutes before

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Special weather statement, Mar 29, 5:21 PM CDT, 0 minutes before

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The office that day

Everything else NWS Topeka, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 29, 9:31 AM CDT	Special Weather Statement	TOP	Lyon	29 min
Mar 29, 9:37 AM CDT	Special Weather Statement	TOP	Ottawa	38 min
Mar 29, 9:44 AM CDT	Special Weather Statement	TOP	Morris	31 min
Mar 29, 10:01 AM CDT	Special Weather Statement	TOP	Lyon	29 min
Mar 29, 10:03 AM CDT	Special Weather Statement	TOP	Washington	27 min
Mar 29, 10:27 AM CDT	Special Weather Statement	TOP	Geary	33 min
Mar 29, 10:42 AM CDT	Special Weather Statement	TOP	Marshall	33 min
Mar 29, 10:53 AM CDT	Special Weather Statement	TOP	Lyon	37 min
Mar 29, 11:13 AM CDT	Special Weather Statement	TOP	Pottawatomie	32 min
Mar 29, 11:24 AM CDT	Special Weather Statement	TOP	Osage	36 min
Mar 29, 11:27 AM CDT	Special Weather Statement	TOP	Marshall	33 min
Mar 29, 12:03 PM CDT	Special Weather Statement	TOP	Osage	27 min
Mar 29, 12:17 PM CDT	Special Weather Statement	TOP	Wabaunsee	28 min
Mar 29, 12:31 PM CDT	Severe Thunderstorm Warning	TOP	Riley, Wabaunsee	29 min
Mar 29, 12:58 PM CDT	Severe Thunderstorm Warning	TOP	Jackson, Pottawatomie, Shawnee, Wabaunsee	32 min
Mar 29, 1:24 PM CDT	Special Weather Statement	TOP	Jackson	36 min
Mar 29, 1:43 PM CDT	Special Weather Statement	TOP	Jefferson	32 min
Mar 29, 2:10 PM CDT	Special Weather Statement	TOP	Jefferson	35 min

Nearby

Special Weather Statements in Kansas, 2019 Every special weather statement in 2019

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.