Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 83, NWS Tulsa, OK

May 19, 20104 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 19, 2010, 9:23 PM CDT for 4 counties in Oklahoma. It was in force for 67 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 19, 2010, 9:23 PM CDT (02:23 UTC)
Expired: May 19, 2010, 10:30 PM CDT
In force: 67 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties McIntosh County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK

The radar

The Tulsa radar (KINX), 88 km from the middle of the area, began a volume at 02:23 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
May 19, 10:30 PM CDT	TSTM WND DMG	6 W Checotah, OK	SHINGLES BLOWN OFF ROOF
May 19, 10:30 PM CDT	HAIL 1	6 W Checotah, OK

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

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 2 storm reports to this severe thunderstorm warning; the first came 67 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

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

Issued	Product	Office	Lasted
May 19, 2:06 PM CDT	Tornado Watch PDS	SPC	8 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.4 hours before the alert went out and 145 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: 1598 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 954 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 259 m²/s²
0-3 km storm-relative helicity: 410 m²/s²
Significant tornado parameter: 2.8
Supercell composite: 18.7

Open this sounding in Storm Lab

The text

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

303 
WUUS54 KTSA 200223
SVRTSA
OKC091-101-107-111-200330-
/O.NEW.KTSA.SV.W.0083.100520T0223Z-100520T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
923 PM CDT WED MAY 19 2010

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  EASTERN OKFUSKEE COUNTY IN EAST CENTRAL OKLAHOMA
  SOUTHERN OKMULGEE COUNTY IN NORTHEAST OKLAHOMA
  MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 1030 PM CDT

* AT 919 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM OKFUSKEE TO PHAROAH TO 6 MILES SOUTH OF WELEETKA...
  MOVING NORTHEAST AT 50 MPH.

  STORM HAZARDS INCLUDE...
  WIND GUSTS TO 60 MPH...

* SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  BOYNTON...CHECOTAH...COUNCIL HILL...DEWAR...EUFAULA...GRAYSON...
  HANNA...HENRYETTA...HOFFMAN...KEEFETON...MORRIS...MUSKOGEE...
  OKFUSKEE...OKMULGEE...OKTAHA...PHAROAH...RAIFORD...RENTIESVILLE...
  SCHULTER...STIDHAM...TAFT...VIVIAN...WARNER...WELEETKA AND WILSON.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 228 AND 276.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. IF YOU ARE NEAR THE PATH
OF THIS STORM...BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS.
TAKE COVER ON THE LOWEST FLOOR IN AN INTERIOR ROOM AND STAY AWAY FROM
WINDOWS.

&&

LAT...LON 3563 9630 3581 9537 3535 9528 3531 9545
      3531 9547 3529 9552 3516 9598 3529 9599
      3529 9619 3542 9615
TIME...MOT...LOC 0223Z 242DEG 44KT 3560 9614 3546 9604
          3528 9611

$$

1 follow-up statement

207 
WWUS54 KTSA 200302
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1002 PM CDT WED MAY 19 2010

OKC091-101-107-111-200330-
/O.CON.KTSA.SV.W.0083.000000T0000Z-100520T0330Z/
OKMULGEE OK-MUSKOGEE OK-OKFUSKEE OK-MCINTOSH OK-
1002 PM CDT WED MAY 19 2010

...THE SEVERE THUNDERSTORM WARNING FOR MCINTOSH...SOUTHEASTERN
OKFUSKEE...WESTERN MUSKOGEE AND SOUTHEASTERN OKMULGEE COUNTIES
CONTINUES...

AT 1000 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM TAFT TO PIERCE TO VERNON...MOVING NORTHEAST AT 50 MPH.

STORM HAZARDS INCLUDE...
WIND GUSTS TO 60 MPH...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...RAIFORD...
OKTAHA...RENTIESVILLE...SUMMIT...MUSKOGEE...VIVIAN...STIDHAM...
KEEFETON...EUFAULA...CHECOTAH AND ONAPA.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 237 AND 276.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. IF YOU ARE NEAR THE PATH
OF THIS STORM...YOU SHOULD BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO ACT QUICKLY.

A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR
MCINTOSH...SOUTHEASTERN OKFUSKEE...WESTERN MUSKOGEE AND SOUTHEASTERN
OKMULGEE COUNTIES.

&&

LAT...LON 3550 9590 3577 9560 3581 9537 3535 9528
      3531 9545 3531 9547 3529 9552 3516 9598
      3529 9599 3536 9610
TIME...MOT...LOC 0302Z 242DEG 44KT 3578 9546 3547 9560
          3528 9592

$$

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 19, 9:11 PM CDT, 12 minutes earlier.

Area forecast discussion, May 19, 9:11 PM CDT, 12 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
911 PM CDT WED MAY 19 2010

...UPDATE...

.DISCUSSION...
FORECAST UPDATE WILL FOLLOW THE REPLACEMENT OF WATCH 190 WHICH
IS SET TO EXPIRE AT 10 PM. THE SEVERE WEATHER THREAT IS LIKELY TO
CONTINUE INTO THE EARLY MORNING HOURS...ALONG WITH INCREASING
POTENTIAL FOR LOCAL YET INTENSE FLASH FLOODING.

&&

.PRELIMINARY POINT TEMPS/POPS...
TUL   64  76  56  82 / 100  50  20  10
FSM   66  79  62  83 / 100  80  50  10
MLC   67  79  63  86 /  90  50  30   0
BVO   60  75  53  81 /  90  50  20  10
FYV   63  75  59  79 / 100  80  50  10
BYV   61  75  58  79 / 100  80  60  10
MKO   64  77  61  82 / 100  60  30  10
MIO   61  75  56  79 / 100  70  30  10
F10   65  78  60  84 /  90  50  20   0
HHW   68  84  65  87 /  90  60  50   0

&&

.TSA WATCHES/WARNINGS/ADVISORIES...
OK...FLASH FLOOD WATCH UNTIL 7 PM THURSDAY FOR OKZ054-OKZ055-OKZ056-
     OKZ057-OKZ058-OKZ059-OKZ060-OKZ061-OKZ062-OKZ063-OKZ064-
     OKZ065-OKZ066-OKZ067-OKZ068-OKZ069-OKZ070-OKZ071-OKZ072-
     OKZ073-OKZ074-OKZ075-OKZ076.

AR...FLASH FLOOD WATCH UNTIL 7 PM THURSDAY FOR ARZ001-ARZ002-ARZ010-
     ARZ011-ARZ019-ARZ020-ARZ029.

&&

LONG TERM....07

Hazardous weather outlook, May 19, 8:38 PM CDT, 45 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
838 PM CDT WED MAY 19 2010

ARZ001-002-010-011-019-020-029-OKZ049-053>076-201000-
ADAIR OK-BENTON AR-CARROLL AR-CHEROKEE OK-CHOCTAW OK-CRAIG OK-
CRAWFORD AR-CREEK OK-DELAWARE OK-FRANKLIN AR-HASKELL OK-LATIMER OK-
LE FLORE OK-MADISON AR-MAYES OK-MCINTOSH OK-MUSKOGEE OK-NOWATA OK-
OKFUSKEE OK-OKMULGEE OK-OSAGE OK-OTTAWA OK-PAWNEE OK-PITTSBURG OK-
PUSHMATAHA OK-ROGERS OK-SEBASTIAN AR-SEQUOYAH OK-TULSA OK-WAGONER OK-
WASHINGTON OK-WASHINGTON AR-
838 PM CDT WED MAY 19 2010

...DANGEROUS SEVERE WEATHER ONGOING...

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...TONIGHT.
TORNADO.
	RISK...SIGNIFICANT.
	AREA...MUCH OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

	AREA AT GREATEST RISK...CORRIDOR FROM TULSA TO FORT SMITH.

SEVERE THUNDERSTORM.
	RISK...CRITICAL.
	AREA...ALL OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

FLASH FLOOD.
	RISK...SIGNIFICANT.
	AREA...ALL EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

	AREA AT GREATEST RISK...LOCATIONS ALONG AND NORTH OF
        INTERSTATE 40.

DISCUSSION...
TORNADIC THUNDERSTORMS ARE ONGOING ACROSS PORTIONS OF
EASTERN OKLAHOMA...PRIMARILY NEAR A WARM FRONT WHICH STRETCHES
FROM NEAR HOMINY TO NEAR FORT SMITH.  CONDITIONS REMAIN HIGHLY
FAVORABLE FOR ADDITIONAL TORNADOES ALONG AND SOUTH OF THIS
BOUNDARY...WHILE THE SEVERE WEATHER RISK INCLUDING LARGE HAIL
POTENTIAL INCLUDES ALL OF EASTERN OKLAHOMA AND NORTHWEST
ARKANSAS.

THE SLOW MOVING STORMS WHICH HAVE PASSED OVER MANY OF THE
SAME AREAS WILL RESULT IN AREAS OF FLASH FLOODING.  A FLASH
FLOOD WATCH REMAINS IN EFFECT FOR MUCH OF THE AREA THROUGH
THE OVERNIGHT HOURS...AND ADDITIONAL FLASH FLOOD WARNINGS
MAY BE REQUIRED.  BE ESPECIALLY CAUTIOUS AT NIGHT AS FLOODED
ROADWAYS WILL BE MORE DIFFICULT TO IDENTIFY.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
ACTIVATION OF THE REGIONAL SPOTTER NETWORK IS ONGOING...AND
WILL LIKELY CONTINUE INTO THE EARLY MORNING HOURS ON THURSDAY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.
THURSDAY...SEVERE THUNDERSTORM POTENTIAL...HEAVY RAIN POTENTIAL.
FRIDAY THROUGH TUESDAY...NO HAZARDS.

EXTENDED DISCUSSION...
STRONG TO SEVERE THUNDERSTORMS ARE LIKELY TO BE ONGOING DURING
THE EARLY MORNING HOURS ON THURSDAY...WITH THE STORM COMPLEX
SHIFTING EASTWARD WITH TIME.  ADDITIONAL THUNDERSTORMS MAY DEVELOP
THURSDAY AFTERNOON...AND THESE STORMS WOULD ALSO POSE A SEVERE
WEATHER RISK.  LOCALLY HEAVY RAINS WILL OCCUR WEDNESDAY NIGHT
INTO THURSDAY...AND SHOULD STORMS DEVELOP LATER THURSDAY...THEN
ADDITIONAL RAINS WOULD WORSEN ANY ONGOING FLOOD POTENTIAL.

A MORE STABLE WEATHER PATTERN IS FORECAST TO DEVELOP OVER
THE WEEKEND...AND PERSIST INTO EARLY NEXT WEEK.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.

In the hours before

Local storm report, May 19, 7:36 PM CDT, 1 hour 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
736 PM CDT WED MAY 19 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0734 PM     HAIL             6 W MARAMEC             36.24N 96.79W
05/19/2010  E1.00 INCH       PAWNEE             OK   PUBLIC

            HAIL AT THE MCDONALDS ON THE TURNPIKE...HIGHWAY 412

&&

SAA

Local storm report, May 19, 8:04 PM CDT, 1 hour 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
804 PM CDT WED MAY 19 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 PM     TORNADO          DEPEW                   35.80N 96.51W
05/19/2010                   CREEK              OK   EMERGENCY MNGR

            POSSIBLE TWO BRIEF TOUCHDOWNS NEAR DEPEW.

&&

JBM

Local storm report, May 19, 8:22 PM CDT, 1 hour 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
822 PM CDT WED MAY 19 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0816 PM     HAIL             OKTAHA                  35.58N 95.47W
05/19/2010  M1.25 INCH       MUSKOGEE           OK   EMERGENCY MNGR

&&

SFP

Local storm report, May 19, 8:47 PM CDT, 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
847 PM CDT WED MAY 19 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0845 PM     TSTM WND GST     MUSKOGEE                35.75N 95.37W
05/19/2010  E0 MPH           MUSKOGEE           OK   TRAINED SPOTTER

            70 MPH WIND REPORTED ON CHANDLER ROAD IN EASTERN MUSKOGEE

&&

MAT

Local storm report, May 19, 8:47 PM CDT, 36 minutes before

PRELIMINARY LOCAL STORM REPORT   ...CORRECTED WIND SPEED...
NATIONAL WEATHER SERVICE TULSA OK
847 PM CDT WED MAY 19 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0845 PM     TSTM WND GST     MUSKOGEE                35.75N 95.37W
05/19/2010  E70 MPH          MUSKOGEE           OK   TRAINED SPOTTER

            70 MPH WIND REPORTED ON CHANDLER ROAD IN EASTERN MUSKOGEE

&&

MAT

Local storm report, May 19, 9:20 PM CDT, 3 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
920 PM CDT WED MAY 19 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0919 PM     FLASH FLOOD      TULSA                   36.13N 95.92W
05/19/2010                   TULSA              OK   PUBLIC

            WIDESPREAD STREET FLOODING 41ST YALE TO MINGO.

&&

JBM

The office that day

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

Issued	Product	Office	Counties	Lasted
May 19, 7:01 PM CDT	Tornado Warning	TSA	Creek, Pawnee	44 min
May 19, 7:03 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee, Pittsburg	57 min
May 19, 7:22 PM CDT	Tornado Warning	TSA	Creek, Okmulgee, Tulsa, Wagoner	53 min
May 19, 7:35 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore	55 min
May 19, 7:41 PM CDT	Tornado Warning	TSA	Creek, Osage, Pawnee	49 min
May 19, 7:49 PM CDT	Flash Flood Warning	TSA	Creek	6 hr
May 19, 7:51 PM CDT	Areal Flood Advisory	TSA	Osage, Pawnee	84 min
May 19, 7:58 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee, Tulsa	62 min
May 19, 8:01 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, McIntosh, Muskogee, Sequoyah, Wagoner	59 min
May 19, 8:10 PM CDT	Tornado Warning	TSA	Creek	50 min
May 19, 8:13 PM CDT	Tornado Warning	TSA	Creek, Muskogee, Okmulgee, Tulsa, Wagoner	47 min
May 19, 8:14 PM CDT	Flash Flood Warning	TSA	Tulsa	6 hr
May 19, 8:24 PM CDT	Tornado Warning	TSA	Creek, Okfuskee	54 min
May 19, 8:30 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	30 min
May 19, 8:47 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Muskogee, Wagoner	58 min
May 19, 8:50 PM CDT	Flash Flood Warning	TSA	Rogers, Wagoner	6 hr
May 19, 8:54 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Mayes, Muskogee, Okmulgee, Osage, Rogers and 2 more	66 min
May 19, 8:57 PM CDT	Tornado Warning	TSA	Cherokee, Muskogee	18 min
May 19, 8:57 PM CDT	Tornado Warning	TSA	Rogers, Tulsa, Wagoner	48 min
May 19, 9:00 PM CDT	Severe Thunderstorm Warning	TSA	Creek, McIntosh, Okfuskee, Okmulgee, Pittsburg	60 min
May 19, 9:06 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	29 min
May 19, 9:07 PM CDT	Tornado Warning	TSA	McIntosh, Okfuskee, Okmulgee	23 min
May 19, 9:28 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	62 min
May 19, 9:40 PM CDT	Tornado Warning	TSA	Cherokee, Delaware, Mayes, Rogers, Wagoner	50 min
May 19, 9:47 PM CDT	Areal Flood Advisory	TSA	Cherokee, Delaware, Mayes, Muskogee, Rogers, Wagoner	88 min
May 19, 9:47 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes, Muskogee, Sequoyah and 1 more	58 min
May 19, 9:58 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	45 min
May 19, 10:01 PM CDT	Flash Flood Warning	TSA	Cherokee, Delaware, Mayes, Muskogee, Rogers, Wagoner	6 hr
May 19, 10:26 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee	64 min
May 19, 10:37 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Sequoyah	53 min
May 19, 10:37 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pittsburg, Pushmataha	53 min
May 19, 10:49 PM CDT	Areal Flood Advisory	TSA	Adair	116 min
May 19, 10:53 PM CDT	Flash Flood Warning	TSA	McIntosh, Muskogee	6 hr
May 19, 11:25 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pittsburg	35 min
May 19, 11:38 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pushmataha	67 min
May 19, 11:43 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, McIntosh, Muskogee, Sequoyah	62 min
May 19, 11:45 PM CDT	Special Weather Statement	TSA	LeFlore	30 min
May 19, 11:46 PM CDT	Flash Flood Warning	TSA	Adair, Haskell, LeFlore, Sequoyah	6 hr
May 20, 12:20 AM CDT	Special Weather Statement	TSA	Pittsburg	25 min
May 20, 12:24 AM CDT	Flash Flood Warning	TSA	Haskell, Latimer, LeFlore, McIntosh, Muskogee, Pittsburg and 1 more	6 hr
May 20, 12:33 AM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore, Sequoyah	57 min
May 20, 12:40 AM CDT	Special Weather Statement	TSA	Latimer	35 min
May 20, 1:13 AM CDT	Special Weather Statement	TSA	LeFlore	32 min
May 20, 1:18 AM CDT	Special Weather Statement	TSA	Latimer	27 min
May 20, 1:27 AM CDT	Areal Flood Warning	TSA	Creek	4 hr
May 20, 1:30 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Pushmataha	45 min
May 20, 2:01 AM CDT	Areal Flood Warning	TSA	Tulsa	4 hr
May 20, 2:16 AM CDT	Special Weather Statement	TSA	Pittsburg	44 min
May 20, 2:17 AM CDT	Special Weather Statement	TSA	LeFlore	43 min
May 20, 2:21 AM CDT	River Flood Warning	TSA	Ottawa	45 hr
May 20, 2:29 AM CDT	Areal Flood Warning	TSA	Rogers, Wagoner	4 hr
May 20, 3:17 AM CDT	River Flood Warning	TSA	Creek	30 hr
May 20, 3:51 AM CDT	Areal Flood Warning	TSA	Cherokee, Delaware, Mayes, Muskogee, Rogers, Wagoner	4 hr
May 20, 4:21 AM CDT	Special Weather Statement	TSA	Pittsburg	24 min
May 20, 5:00 AM CDT	Areal Flood Warning	TSA	McIntosh, Muskogee	4 hr
May 20, 5:38 AM CDT	Areal Flood Warning	TSA	Adair, Haskell, LeFlore, Sequoyah	4 hr
May 20, 5:40 AM CDT	Special Weather Statement	TSA	LeFlore	35 min
May 20, 6:26 AM CDT	Areal Flood Warning	TSA	Haskell, Latimer, LeFlore, McIntosh, Muskogee, Pittsburg and 1 more	4 hr
May 20, 7:39 AM CDT	Areal Flood Warning	TSA	Cherokee, Muskogee	4 hr
May 20, 8:19 AM CDT	River Flood Advisory	TSA	Cherokee	19 hr
May 20, 8:28 AM CDT	River Flood Warning	TSA	Ottawa	18 hr
May 20, 8:55 AM CDT	Areal Flood Warning	TSA	McIntosh, Muskogee	4 hr
May 20, 10:25 AM CDT	Areal Flood Warning	TSA	Latimer, LeFlore, Pittsburg, Pushmataha	6 hr
May 20, 11:08 AM CDT	Flash Flood Warning	TSA	Choctaw, Pushmataha	4 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2010 Every severe thunderstorm warning in 2010

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.