Alert archive / Oklahoma / Tornado Warnings in 2008

Tornado Warning 59, NWS Tulsa, OK

May 1, 2008Osage County, Pawnee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 1, 2008, 8:28 PM CDT for Osage County, Pawnee County, Oklahoma. It was in force for 62 min. 2 reports 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
May 1, 2008, 8:28 PM CDT (01:28 UTC)
Expired
May 1, 2008, 9:30 PM CDT
In force
62 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon

Counties Osage County, OK, Pawnee County, OK

The radar

The Tulsa radar (KINX), 105 km from the middle of the area, began a volume at 01:30 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

TimeReportWhereRemark
May 1, 9:07 PM CDTTORNADO8 Sw Pawhuska, OKTORNADO THAT IS TRACKING THROUGH PAWNEE AND OSAGE COUNTIES REMAINS ON THE GROUND AT THIS TIME. CONTINUED REPORTS OF 2 TORNADOES ON THE GROUND AT THE SAME TIME INTERMITTENTLY.
May 1, 9:22 PM CDTHAIL 1.75Pawhuska, OK

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 1, 6:15 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 1.5 hours before the alert went out and 81 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, Lamont, OK at 00:00Z on 2008-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 340 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lamont, OK at 00:00Z on 2008-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
340 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
3058 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 020128
TORTSA
OKC113-117-020230-
/O.NEW.KTSA.TO.W.0059.080502T0128Z-080502T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
828 PM CDT THU MAY 1 2008

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN OSAGE COUNTY IN NORTHEAST OKLAHOMA
  PAWNEE COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 930 PM CDT

* AT 826 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM   
  SPOTTERS WERE TRACKING A TORNADO 7 MILES SOUTH OF RALSTON...       
  MOVING NORTHEAST AT 20 MPH. A TORNADO HAS BEEN CONFIRMED...TAKE    
  COVER NOW

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BLACKBURN...
  RALSTON...FAIRFAX...SHIDLER AND PAWHUSKA.

IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR
MORE SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3687 9663 3668 9620 3636 9659 3649 9681
TIME...MOT...LOC 0128Z 210DEG 20KT 3641 9672

$$
4 follow-up statements
000 
WWUS54 KTSA 020138
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
838 PM CDT THU MAY 1 2008

OKC113-117-020230-
/O.CON.KTSA.TO.W.0059.000000T0000Z-080502T0230Z/
OSAGE OK-PAWNEE OK-
838 PM CDT THU MAY 1 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR PAWNEE
AND WESTERN OSAGE COUNTIES...

AT 834 PM CDT...WEATHER SERVICE DOPPLER RADAR AND STORM SPOTTERS 
CONTINUED TO TRACK A LARGE AND DANGEROUS TORNADO. THIS TORNADIC 
STORM WAS LOCATED NEAR RALSTON...MOVING NORTHEAST AT 30 MPH. A LARGE 
TORNADO HAS BEEN CONFIRMED...TAKE COVER IMMEDIATELY

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...FAIRFAX...
SHIDLER AND PAWHUSKA.

A TORNADO IS ON THE GROUND IF YOU ARE NEAR THE PATH OF THIS
TORNADO...TAKE COVER NOW

IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR
MORE SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3687 9663 3668 9620 3636 9659 3649 9681
TIME...MOT...LOC 0138Z 227DEG 27KT 3646 9666

$$
000 
WWUS54 KTSA 020148
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
847 PM CDT THU MAY 1 2008

OKC113-117-020230-
/O.CON.KTSA.TO.W.0059.000000T0000Z-080502T0230Z/
OSAGE OK-PAWNEE OK-
847 PM CDT THU MAY 1 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR PAWNEE
AND WESTERN OSAGE COUNTIES...

AT 843 PM CDT...WEATHER SERVICE DOPPLER RADAR AND STORM SPOTTERS
CONTINUED TO TRACK A LARGE AND EXTREMELY DANGEROUS TORNADO. THIS
TORNADIC STORM WAS LOCATED 6 MILES EAST OF RALSTON...MOVING NORTHEAST
AT 30 MPH. A LARGE TORNADO HAS BEEN CONFIRMED...TAKE COVER
IMMEDIATELY

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...SHIDLER AND
PAWHUSKA.

IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY IF 
NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE 
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE 
SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3687 9663 3668 9620 3636 9659 3649 9681
TIME...MOT...LOC 0147Z 227DEG 27KT 3651 9660

$$
000 
WWUS54 KTSA 020159
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
858 PM CDT THU MAY 1 2008

OKC113-020230-
/O.CON.KTSA.TO.W.0059.000000T0000Z-080502T0230Z/
OSAGE OK-
858 PM CDT THU MAY 1 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR CENTRAL
OSAGE COUNTY...

AT 855 PM CDT...WEATHER SERVICE DOPPLER RADAR AND STORM SPOTTERS
CONTINUED TO TRACK A LARGE AND EXTREMELY DANGEROUS TORNADO. THIS
TORNADIC STORM WAS LOCATED 15 MILES SOUTHWEST OF PAWHUSKA...MOVING
NORTHEAST AT 30 MPH. A LARGE TORNADO HAS BEEN CONFIRMED...TAKE COVER
IMMEDIATELY

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...PAWHUSKA.

IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY IF 
NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE 
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE 
SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3685 9658 3670 9625 3668 9620 3657 9634
      3655 9636 3655 9637 3648 9646 3653 9664
TIME...MOT...LOC 0158Z 222DEG 28KT 3656 9653

$$
000 
WWUS54 KTSA 020211
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
911 PM CDT THU MAY 1 2008

OKC113-020230-
/O.CON.KTSA.TO.W.0059.000000T0000Z-080502T0230Z/
OSAGE OK-
911 PM CDT THU MAY 1 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR CENTRAL
OSAGE COUNTY...

AT 908 PM CDT...WEATHER SERVICE DOPPLER RADAR AND STORM SPOTTERS 
CONTINUED TO TRACK A TORNADO. THIS TORNADIC STORM WAS LOCATED 8 
MILES SOUTHWEST OF PAWHUSKA...MOVING NORTHEAST AT 30 MPH. A TORNADO 
HAS BEEN CONFIRMED...TAKE COVER NOW

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...PAWHUSKA.

IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON 
THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR 
MORE SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3678 9645 3676 9637 3675 9637 3668 9620
      3655 9636 3654 9646 3659 9657 3682 9650
TIME...MOT...LOC 0211Z 222DEG 28KT 3663 9645

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 1, 7:08 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee67 min
May 1, 7:38 PM CDTTornado WarningTSAPawnee67 min
May 1, 7:42 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee63 min
May 1, 8:45 PM CDTTornado WarningTSACreek, Pawnee31 min
May 1, 9:21 PM CDTTornado WarningTSAOsage30 min
May 2, 12:26 AM CDTSevere Thunderstorm WarningTSAOsage, Pawnee64 min
May 2, 1:13 AM CDTSevere Thunderstorm WarningTSACreek, Okfuskee, Okmulgee, Tulsa62 min
May 2, 1:27 AM CDTSevere Thunderstorm WarningTSACraig, Nowata, Osage, Pawnee, Rogers, Tulsa and 1 more63 min
May 2, 2:13 AM CDTSevere Thunderstorm WarningTSACreek, McIntosh, Mayes, Muskogee, Okfuskee, Okmulgee and 4 more62 min
May 2, 2:29 AM CDTSevere Thunderstorm WarningTSACraig, Delaware, Mayes, Nowata, Ottawa, Rogers61 min
May 2, 3:09 AM CDTTornado WarningTSAMayes31 min
May 2, 3:16 AM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Haskell, Latimer, McIntosh, Mayes and 4 more59 min
May 2, 3:30 AM CDTSevere Thunderstorm WarningTSADelaware, Mayes, Ottawa60 min
May 2, 4:02 AM CDTTornado WarningTSAAdair, Delaware43 min
May 2, 4:11 AM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Haskell, Latimer, LeFlore, Pittsburg and 1 more64 min
May 2, 5:10 AM CDTSevere Thunderstorm WarningTSALatimer, LeFlore, Sequoyah80 min
May 2, 5:45 AM CDTSpecial Weather StatementTSAPushmataha45 min
May 2, 6:06 AM CDTSevere Thunderstorm WarningTSALeFlore, Pushmataha54 min
May 2, 6:12 AM CDTAreal Flood AdvisoryTSAOkfuskee, Okmulgee, Osage30 days
May 2, 6:28 AM CDTSevere Thunderstorm WarningTSAPushmataha47 min
May 2, 7:01 AM CDTSevere Thunderstorm WarningTSALeFlore48 min

Nearby

Tornado Warnings in Oklahoma, 2008Every tornado warning in 2008Tornadoes 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.