Alert archive / Kansas / Tornado Warnings in 2008

Tornado Warning 32, NWS Topeka, KS

July 29, 2008Lyon County, Kansas

NWS Topeka, KS issued this tornado warning at Jul 29, 2008, 5:15 PM CDT for Lyon County, Kansas. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 29, 2008, 5:15 PM CDT (22:15 UTC)
Expired: Jul 29, 2008, 6:00 PM CDT
In force: 45 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon

County Lyon County, KS

The radar

The Topeka radar (KTWX), 89 km from the middle of the area, began a volume at 22:18 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.

What was reported inside it

Time	Report	Where	Remark
Jul 29, 5:52 PM CDT	FUNNEL CLOUD	4 Ssw Olpe, KS

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.3 hours before the alert went out and 105 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: 825 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 1064 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -44 m²/s²
0-3 km storm-relative helicity: 21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KTOP 292215
TORTOP
KSC111-292300-
/O.NEW.KTOP.TO.W.0032.080729T2215Z-080729T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
515 PM CDT TUE JUL 29 2008

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN LYON COUNTY IN EAST CENTRAL KANSAS...

* UNTIL 600 PM CDT

* AT 513 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 14 MILES
  SOUTHWEST OF OLPE...OR 21 MILES SOUTHWEST OF EMPORIA...MOVING
  NORTHEAST AT 24 MPH.

* LOCATIONS IMPACTED INCLUDE...
  OLPE...

FOR YOUR SAFETY...GO TO A STORM SHELTER OR BASEMENT NOW TORNADOES
MAY HAVE WINDS GREATER THAN 100 MPH. AVOID OVERPASSES AND WINDOWS...
AND COVER YOUR HEAD.

STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE LATEST
SEVERE WEATHER INFORMATION.

LAT...LON 3817 9636 3821 9636 3831 9616 3817 9605
      3816 9617 3816 9635
TIME...MOT...LOC 2214Z 242DEG 21KT 3814 9636

$$

BLAIR

3 follow-up statements

000 
WWUS53 KTOP 292229
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
529 PM CDT TUE JUL 29 2008

KSC111-292300-
/O.CON.KTOP.TO.W.0032.000000T0000Z-080729T2300Z/
LYON-
528 PM CDT TUE JUL 29 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHWESTERN LYON COUNTY...

AT 527 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
STORM WAS LOCATED 10 MILES SOUTHWEST OF OLPE...OR 18 MILES SOUTH OF 
EMPORIA...MOVING NORTHEAST AT 21 MPH.  THE POSSIBLE TORNADO WAS 
CROSSING THE LYON GREENWOOD COUNTY LINE.

LOCATIONS IMPACTED INCLUDE...
OLPE.

FOR YOUR SAFETY...GO TO A STORM SHELTER OR BASEMENT NOW TORNADOES
MAY HAVE WINDS GREATER THAN 100 MPH. AVOID OVERPASSES AND WINDOWS...
AND COVER YOUR HEAD.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

LAT...LON 3817 9636 3821 9636 3829 9614 3817 9605
      3816 9616 3816 9617 3816 9635
TIME...MOT...LOC 2228Z 247DEG 18KT 3815 9629

$$

BLAIR

000 
WWUS53 KTOP 292238
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
538 PM CDT TUE JUL 29 2008

KSC111-292300-
/O.CON.KTOP.TO.W.0032.000000T0000Z-080729T2300Z/
LYON-
538 PM CDT TUE JUL 29 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR SOUTH
CENTRAL LYON COUNTY...

AT 536 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
STORM WAS LOCATED 8 MILES SOUTHWEST OF OLPE...OR 16 MILES SOUTH OF 
EMPORIA...MOVING NORTHEAST AT 21 MPH.  AT 525 PM LAW ENFORCEMENT 
REPORTED A WALL CLOUD ALONG THE GREENWOOD LYON COUNTY LINE.

LOCATIONS IMPACTED INCLUDE...
OLPE.

FOR YOUR SAFETY...GO TO A STORM SHELTER OR BASEMENT NOW TORNADOES
MAY HAVE WINDS GREATER THAN 100 MPH. AVOID OVERPASSES AND WINDOWS...
AND COVER YOUR HEAD.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

LAT...LON 3816 9631 3821 9629 3829 9614 3817 9605
      3816 9616 3816 9617
TIME...MOT...LOC 2238Z 247DEG 18KT 3817 9623

$$

BLAIR

000 
WWUS53 KTOP 292249
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
549 PM CDT TUE JUL 29 2008

KSC111-292300-
/O.CON.KTOP.TO.W.0032.000000T0000Z-080729T2300Z/
LYON-
549 PM CDT TUE JUL 29 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR SOUTH
CENTRAL LYON COUNTY...

AT 545 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
STORM WAS LOCATED OVER EXTREME SOUTH CENTRAL LYON COUNTY...OR 15 
MILES SOUTH OF EMPORIA...MOVING NORTHEAST AT 20 MPH.  AT 544 PM A 
TRAINED SPOTTER REPORTED A ROTATING WALL CLOUD ABOUT 5 MILES SOUTH 
OF OLPE.

LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF SOUTH CENTRAL LYON COUNTY TO THE SOUTH OF 
OLPE...

FOR YOUR SAFETY...GO TO A STORM SHELTER OR BASEMENT NOW TORNADOES
MAY HAVE WINDS GREATER THAN 100 MPH. AVOID OVERPASSES AND WINDOWS...
AND COVER YOUR HEAD.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

LAT...LON 3816 9622 3820 9623 3826 9612 3817 9605
      3817 9606 3816 9615 3816 9617
TIME...MOT...LOC 2249Z 247DEG 18KT 3819 9617

$$

BLAIR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 5:58 PM CDT	Tornado Warning	TOP	Lyon	32 min

Nearby

Tornado Warnings in Kansas, 2008 Every tornado warning in 2008 Tornadoes in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.