Alert archive / Oklahoma / Tornado Warnings in 2023

Tornado Warning 9, NWS Tulsa, OK

February 27, 2023Ottawa County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Feb 27, 2023, 12:18 AM CST for Ottawa County, Oklahoma. It was in force for 17 min. 6 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
Feb 27, 2023, 12:18 AM CST (06:18 UTC)
Expired
Feb 27, 2023, 12:35 AM CST
In force
17 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Ottawa County, OK

The radar

The Tulsa radar (KINX), 100 km from the middle of the area, began a volume at 06:22 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
Feb 27, 12:20 AM CSTTSTM WND GST 551 N Afton, OK
Feb 27, 12:20 AM CSTTSTM WND GST 651 N Afton, OKCORRECTS PREVIOUS TSTM WND GST REPORT FROM 1 N AFTON.
Feb 27, 12:22 AM CSTTSTM WND DMG2 S Miami, OKTREE AND BARN ROOF DAMAGE.
Feb 27, 12:27 AM CSTTSTM WND DMG5 Ne Miami, OKPOWER POLE DOWN.
Feb 27, 12:30 AM CSTTSTM WND DMGQuapaw, OKTREE DOWN.
Feb 27, 12:30 AM CSTTSTM WND GST 55Miami, 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
Feb 26, 7:32 PM CSTTornado WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.3 hours before the alert went out and 89 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, Springfield, MO at 00:00Z on 2023-02-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 12 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, Springfield, MO at 00:00Z on 2023-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 square meters per square second.1939587897117Sfc1 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
12 J/kg
Mixed-layer CIN
-208 J/kg
Mixed-layer LCL
468 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
323 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

353 
WFUS54 KTSA 270618
TORTSA
OKC115-270700-
/O.NEW.KTSA.TO.W.0009.230227T0618Z-230227T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
1218 AM CST Mon Feb 27 2023

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Ottawa County in northeastern Oklahoma...

* Until 100 AM CST.
    
* At 1218 AM CST, a severe thunderstorm capable of producing a
  tornado was located 3 miles southwest of Fairland, moving northeast
  at 55 mph.

  HAZARD...Tornado.

  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...
  Miami...                          Fairland...
  Afton...                          Quapaw...
  Wyandotte...                      Narcissa...
  Ottawa...                         Peoria...
  Twin Bridges State Park...        

This includes Interstate 44 between mile markers 294 and 324.
 
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 3700 9462 3681 9462 3667 9478 3667 9495
      3670 9500 3676 9500 3700 9479
TIME...MOT...LOC 0618Z 217DEG 49KT 3672 9489 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
2 follow-up statements
147 
WWUS54 KTSA 270627
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1227 AM CST Mon Feb 27 2023

OKC115-270700-
/O.CON.KTSA.TO.W.0009.000000T0000Z-230227T0700Z/
Ottawa OK-
1227 AM CST Mon Feb 27 2023

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CST FOR EASTERN
OTTAWA COUNTY...
    
At 1227 AM CST, a severe thunderstorm capable of producing a tornado
was located 4 miles southeast of Miami, moving northeast at 60 mph.

HAZARD...Tornado.

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...
Miami...                          Quapaw...
Wyandotte...                      Ottawa...
Peoria...                         Twin Bridges State Park...

This includes Interstate 44 between mile markers 304 and 324.
 
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 3700 9462 3681 9462 3671 9473 3676 9481
      3679 9488 3684 9491 3700 9479
TIME...MOT...LOC 0627Z 211DEG 51KT 3684 9481 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
560 
WWUS54 KTSA 270635
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1235 AM CST Mon Feb 27 2023

OKC115-270645-
/O.CAN.KTSA.TO.W.0009.000000T0000Z-230227T0700Z/
Ottawa OK-
1235 AM CST Mon Feb 27 2023

...THE TORNADO WARNING FOR EASTERN OTTAWA 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.

A Tornado Watch remains in effect until 100 AM CST for northeastern
Oklahoma.

LAT...LON 3700 9462 3681 9462 3671 9473 3676 9481
      3679 9488 3684 9491 3700 9479
TIME...MOT...LOC 0633Z 217DEG 49KT 3693 9472 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 9:37 PM CSTSevere Thunderstorm Warning Considerable damage threatTSACreek, McIntosh, Okfuskee, Okmulgee, Pittsburg38 min
Feb 26, 10:00 PM CSTSevere Thunderstorm Warning Considerable damage threatTSAOsage, Pawnee60 min
Feb 26, 10:05 PM CSTTornado WarningTSACreek, Okfuskee, Okmulgee25 min
Feb 26, 10:17 PM CSTSevere Thunderstorm Warning Considerable damage threatTSAMcIntosh, Okfuskee, Okmulgee, Pittsburg43 min
Feb 26, 10:27 PM CSTSevere Thunderstorm Warning Considerable damage threatTSACreek, Muskogee, Okfuskee, Okmulgee, Osage, Pawnee and 3 more48 min
Feb 26, 10:38 PM CSTSevere Thunderstorm Warning Considerable damage threatTSALatimer, Pittsburg, Pushmataha52 min
Feb 26, 10:58 PM CSTSpecial Weather StatementTSAOsage32 min
Feb 26, 10:58 PM CSTSevere Thunderstorm WarningTSAMcIntosh, Muskogee, Okfuskee, Okmulgee17 min
Feb 26, 11:06 PM CSTTornado WarningTSAMuskogee, Okmulgee, Rogers, Wagoner24 min
Feb 26, 11:13 PM CSTSevere Thunderstorm Warning Considerable damage threatTSACherokee, Craig, McIntosh, Mayes, Muskogee, Okmulgee and 2 more47 min
Feb 26, 11:23 PM CSTTornado WarningTSAMayes, Rogers, Wagoner24 min
Feb 26, 11:39 PM CSTSpecial Weather StatementTSAHaskell, Latimer36 min
Feb 26, 11:51 PM CSTSevere Thunderstorm Warning Considerable damage threatTSAAdair, Cherokee, Craig, Delaware, McIntosh, Mayes and 3 more39 min
Feb 27, 12:01 AM CSTSpecial Weather StatementTSAHaskell, Latimer, LeFlore, Sequoyah29 min
Feb 27, 12:20 AM CSTSevere Thunderstorm WarningTSACraig, Ottawa16 min
Feb 27, 12:26 AM CSTSevere Thunderstorm Warning Considerable damage threatTSAAdair, Cherokee, Delaware, Haskell, LeFlore, Ottawa and 1 more49 min
Feb 27, 12:42 AM CSTTornado WarningTSASequoyah20 min
Feb 27, 12:50 AM CSTSpecial Weather StatementTSALeFlore25 min
Feb 27, 1:16 AM CSTSpecial Weather StatementTSALeFlore29 min
Feb 27, 1:16 AM CSTSpecial Weather StatementTSALeFlore29 min

Nearby

Tornado Warnings in Oklahoma, 2023Every tornado warning in 2023Tornadoes in 2023

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.