Alert archive / Oklahoma / Tornado Warnings in 2016

Tornado Warning 45, NWS Norman, OK

May 25, 2016Atoka County, Oklahoma

NWS Norman, OK issued this tornado warning at May 25, 2016, 1:40 AM CDT for Atoka County, Oklahoma. It was in force for 20 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
May 25, 2016, 1:40 AM CDT (06:40 UTC)
Expired
May 25, 2016, 2:00 AM CDT
In force
20 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

County Atoka County, OK

The radar

The Western Arkansas radar (KSRX), 163 km from the middle of the area, began a volume at 06:41 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

Norman, OK (KOUN), launched 00:00Z, 6.7 hours before the alert went out and 167 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 2016-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1931 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2016-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
1931 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1052 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
194 m²/s²
Significant tornado parameter
1.3
Supercell composite
11.9

Open this sounding in Storm Lab

The text

As transmitted.

046 
WFUS54 KOUN 250640
TOROUN
OKC005-250700-
/O.NEW.KOUN.TO.W.0045.160525T0640Z-160525T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
140 AM CDT WED MAY 25 2016

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL ATOKA COUNTY IN SOUTHEASTERN OKLAHOMA...

* UNTIL 200 AM CDT
    
* AT 140 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED 6 MILES NORTHEAST OF LANE...MOVING EAST AT 20 MPH.

  HAZARD...TORNADO AND HAIL UP TO TWO INCHES IN DIAMETER. 

  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 IMPACTED INCLUDE...
  STRINGTOWN...DAISY...MCGEE CREEK LAKE AND REDDEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A STORM SHELTER...SAFE ROOM OR AN INTERIOR
ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3451 9578 3429 9578 3432 9606 3446 9604
      3459 9567 3451 9567
TIME...MOT...LOC 0640Z 260DEG 19KT 3436 9591 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

03

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 9:05 PM CDTSpecial Weather StatementOUNOklahoma40 min
May 24, 9:11 PM CDTRiver Flood WarningOUNJefferson, Love58 hr
May 24, 9:14 PM CDTSevere Thunderstorm WarningOUNLincoln, Logan, Oklahoma46 min
May 24, 9:18 PM CDTSevere Thunderstorm WarningOUNCleveland, Lincoln, Pottawatomie, Seminole42 min
May 24, 9:31 PM CDTSevere Thunderstorm WarningOUNCleveland, Lincoln, Logan, Oklahoma, Pottawatomie29 min
May 24, 9:44 PM CDTSevere Thunderstorm WarningOUNLincoln, Logan, Noble, Payne61 min
May 24, 9:55 PM CDTSevere Thunderstorm WarningOUNHughes, Lincoln, Logan, Oklahoma, Payne, Pottawatomie and 1 more65 min
May 24, 10:26 PM CDTSpecial Weather StatementOUNNoble64 min
May 24, 10:41 PM CDTAreal Flood AdvisoryOUNLincoln, Logan, Oklahoma, Payne3 hr
May 24, 10:50 PM CDTSpecial Weather StatementOUNJohnston40 min
May 24, 10:58 PM CDTFlash Flood WarningOUNLincoln, Payne6 hr
May 24, 11:06 PM CDTSpecial Weather StatementOUNLincoln54 min
May 24, 11:09 PM CDTSevere Thunderstorm WarningOUNAtoka, Coal, Johnston51 min
May 24, 11:39 PM CDTSevere Thunderstorm WarningOUNLincoln, Payne51 min
May 24, 11:46 PM CDTAreal Flood AdvisoryOUNAtoka, Coal, Johnston3 hr
May 24, 11:56 PM CDTSevere Thunderstorm WarningOUNAtoka, Coal49 min
May 25, 12:07 AM CDTFlash Flood WarningOUNAtoka, Coal, Johnston3 hr
May 25, 12:24 AM CDTSevere Thunderstorm WarningOUNAtoka, Coal66 min
May 25, 12:26 AM CDTSevere Thunderstorm WarningOUNLincoln19 min
May 25, 12:56 AM CDTFlash Flood WarningOUNAtoka6 hr
May 25, 1:07 AM CDTTornado WarningOUNAtoka, Coal38 min
May 25, 1:26 AM CDTSevere Thunderstorm WarningOUNAtoka, Coal49 min
May 25, 2:09 AM CDTSevere Thunderstorm WarningOUNAtoka51 min
May 25, 2:52 AM CDTSpecial Weather StatementOUNAtoka53 min
May 25, 4:22 AM CDTSpecial Weather StatementOUNKay23 min
May 25, 5:35 AM CDTAreal Flood AdvisoryOUNKay3 hr

Nearby

Tornado Warnings in Oklahoma, 2016Every tornado warning in 2016Tornadoes in 2016

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.