Alert archive / Oklahoma / Tornado Warnings in 2017

Tornado Warning 6, NWS Tulsa, OK

March 26, 2017Pittsburg County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Mar 26, 2017, 8:29 PM CDT for Pittsburg County, Oklahoma. It was in force for 29 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 26, 2017, 8:29 PM CDT (01:29 UTC)
Expired
Mar 26, 2017, 8:58 PM CDT
In force
29 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

County Pittsburg County, OK

The radar

The Norman radar (KTLX), 127 km from the middle of the area, began a volume at 01:29 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.

IssuedProductOfficeLasted
Mar 26, 4:02 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.5 hours before the alert went out and 133 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, Norman, OK at 00:00Z on 2017-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1387 joules per kilogram.LCLLFCEL10008507005003002001001 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, Norman, OK at 00:00Z on 2017-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 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
1387 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
1196 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
217 m²/s²
Significant tornado parameter
1.3
Supercell composite
5.2

Open this sounding in Storm Lab

The text

As transmitted.

775 
WFUS54 KTSA 270129
TORTSA
OKC121-270215-
/O.NEW.KTSA.TO.W.0006.170327T0129Z-170327T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
829 PM CDT SUN MAR 26 2017

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  West central Pittsburg County in southeastern Oklahoma...

* Until 915 PM CDT
    
* At 829 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 3 miles south of Stuart, moving east at 35 mph.

  HAZARD...Tornado and golf ball size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations in or near the path include...
  Mcalester...                      Savanna...
  Haywood...                        Arpelar...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3497 9609 3506 9585 3479 9579 3480 9609
TIME...MOT...LOC 0129Z 255DEG 32KT 3485 9611 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$
3 follow-up statements
659 
WWUS54 KTSA 270142
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
842 PM CDT SUN MAR 26 2017

OKC121-270215-
/O.CON.KTSA.TO.W.0006.000000T0000Z-170327T0215Z/
Pittsburg OK-
842 PM CDT SUN MAR 26 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR WEST
CENTRAL PITTSBURG COUNTY...
    
At 841 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles southwest of Haywood, moving east at 30 mph.

HAZARD...Tornado and golf ball size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations in or near the path include...
Mcalester...                      Savanna...
Haywood...                        Arpelar...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3497 9609 3506 9585 3479 9579 3480 9609
TIME...MOT...LOC 0141Z 262DEG 27KT 3486 9601 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$
008 
WWUS54 KTSA 270151
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
851 PM CDT SUN MAR 26 2017

OKC121-270215-
/O.CON.KTSA.TO.W.0006.000000T0000Z-170327T0215Z/
Pittsburg OK-
851 PM CDT SUN MAR 26 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR WEST
CENTRAL PITTSBURG COUNTY...
    
At 851 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Haywood, moving east at 35 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations in or near the path include...
Mcalester...                      Savanna...
Haywood...                        Arpelar...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3499 9601 3503 9584 3481 9579 3482 9600
TIME...MOT...LOC 0151Z 255DEG 32KT 3488 9590 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
741 
WWUS54 KTSA 270158
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
858 PM CDT SUN MAR 26 2017

OKC121-270208-
/O.CAN.KTSA.TO.W.0006.000000T0000Z-170327T0215Z/
Pittsburg OK-
858 PM CDT SUN MAR 26 2017

...THE TORNADO WARNING FOR WEST CENTRAL PITTSBURG COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled.  However small hail is
still possible with this thunderstorm.

A tornado watch remains in effect until 1100 PM CDT for southeastern
Oklahoma.

LAT...LON 3499 9601 3503 9584 3481 9579 3482 9600
TIME...MOT...LOC 0156Z 255DEG 32KT 3490 9582 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 7:27 PM CDTSpecial Weather StatementTSAOkmulgee33 min
Mar 26, 7:38 PM CDTSevere Thunderstorm WarningTSAMcIntosh, Muskogee, Okmulgee32 min
Mar 26, 7:52 PM CDTSpecial Weather StatementTSAMcIntosh23 min
Mar 26, 8:15 PM CDTSpecial Weather StatementTSAMcIntosh30 min
Mar 26, 8:20 PM CDTSpecial Weather StatementTSALatimer25 min
Mar 26, 8:35 PM CDTSevere Thunderstorm WarningTSAHaskell, Latimer, Pittsburg40 min
Mar 26, 8:40 PM CDTSpecial Weather StatementTSAMcIntosh35 min
Mar 26, 8:59 PM CDTSpecial Weather StatementTSAPittsburg46 min
Mar 26, 9:15 PM CDTSpecial Weather StatementTSALatimer30 min
Mar 26, 9:19 PM CDTSpecial Weather StatementTSACherokee41 min
Mar 26, 9:25 PM CDTSevere Thunderstorm WarningTSAOsage35 min
Mar 26, 9:41 PM CDTSpecial Weather StatementTSAHaskell49 min
Mar 26, 9:43 PM CDTSpecial Weather StatementTSATulsa32 min
Mar 26, 9:50 PM CDTSpecial Weather StatementTSAHaskell40 min
Mar 26, 9:55 PM CDTSpecial Weather StatementTSASequoyah35 min
Mar 26, 10:02 PM CDTSpecial Weather StatementTSAChoctaw43 min
Mar 26, 10:12 PM CDTSpecial Weather StatementTSAOsage33 min
Mar 26, 10:13 PM CDTSpecial Weather StatementTSAMayes, Rogers32 min
Mar 26, 10:20 PM CDTSevere Thunderstorm WarningTSALeFlore25 min
Mar 26, 10:30 PM CDTSpecial Weather StatementTSAOsage45 min
Mar 26, 11:23 PM CDTSpecial Weather StatementTSAOsage, Washington52 min
Mar 27, 12:11 AM CDTSpecial Weather StatementTSACraig, Nowata, Washington34 min
Mar 27, 12:49 AM CDTSpecial Weather StatementTSACraig, Nowata, Ottawa, Rogers, Washington26 min
Mar 27, 1:21 AM CDTSpecial Weather StatementTSACraig, Ottawa, Rogers24 min
Mar 27, 1:47 AM CDTSpecial Weather StatementTSAMayes28 min
Mar 27, 2:18 AM CDTSpecial Weather StatementTSADelaware42 min
Mar 27, 2:22 AM CDTSpecial Weather StatementTSACraig23 min

Nearby

Tornado Warnings in Oklahoma, 2017Every tornado warning in 2017Tornadoes 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.