Alert archive / Oklahoma / Flash Flood Warnings in 2010

Flash Flood Warning 7, NWS Tulsa, OK

May 19, 20106 counties in Oklahoma

NWS Tulsa, OK issued this flash flood warning at May 19, 2010, 10:01 PM CDT for 6 counties in Oklahoma. It was in force for 6 hr. 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, 10:01 PM CDT (03:01 UTC)
Expired: May 20, 2010, 4:00 AM CDT
In force: 6 hr
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Flood severity: None

Counties Cherokee County, OK, Delaware County, OK, Mayes County, OK, Muskogee County, OK, Rogers County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 50 km from the middle of the area, began a volume at 03:00 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, 10:50 PM CDT	FLASH FLOOD	Muskogee, OK	MAJOR STREET FLOODING REPORTED IN MUSKOGEE
May 20, 1:16 AM CDT	FLASH FLOOD	S Muskogee, OK	MULTIPLE HOMES AND CARS HAVE BEEN FLOODED IN THE HOUSING ADDITION ALONG SAND CREEK FROM THE CREEK OVER ITS BANK ON THE SOUTH SIDE OF MUSKOGEE. WATER RESCUES ARE IN PROGRESS.

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 flash flood warning; the first came 49 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 nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.0 hours before the alert went out and 168 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 807 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 355 m²/s²
0-3 km storm-relative helicity: 864 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

193 
WGUS54 KTSA 200301
FFWTSA
OKC021-041-097-101-131-145-200900-
/O.NEW.KTSA.FF.W.0007.100520T0301Z-100520T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
1001 PM CDT WED MAY 19 2010

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA
  NORTHERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  SOUTHWESTERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA
  MAYES COUNTY IN NORTHEAST OKLAHOMA
  SOUTHEASTERN ROGERS COUNTY IN NORTHEAST OKLAHOMA
  EASTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 400 AM CDT

* AT 1000 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAIN ALONG A LINE EXTENDING FROM 4 MILES
  NORTHEAST OF PRYOR TO 3 MILES EAST OF OKAY...MOVING EAST AT 30 MPH.
  RADAR INDICATES THAT 1 TO 2 INCHES OF RAIN HAS ALREADY FALLEN.     
  ANOTHER 1 TO 3 INCHES WILL BE POSSIBLE THROUGH 400 AM CDT.

* LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
  INCLUDE...BRAGGS...LOCUST GROVE...SALINA...HULBERT...PUMPKIN
  CENTER...PENSACOLA...PEGGS...LANGLEY...SPAVINAW...ROSE...DISNEY...
  TAHLEQUAH...CHLOETA...COOKSON...LEACH...OAKS...TWIN OAKS...SCRAPER
  AND ELDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODS. IT IS VERY DIFFICULT AT NIGHT TO TELL HOW
MUCH WATER IS ON THE ROADS. IT ONLY TAKES TWO FEET OF RUSHING WATER
TO CARRY AWAY MOST SPORT UTILITY VEHICLES AND PICKUPS. MOTORISTS
SHOULD NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. TAKE A DIFFERENT
ROUTE TO REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES.

&&

LAT...LON 3565 9480 3565 9512 3561 9513 3556 9564
      3578 9556 3649 9545 3652 9484

$$

1 follow-up statement

016 
WGUS74 KTSA 200427
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1127 PM CDT WED MAY 19 2010

OKC021-041-097-101-131-145-200900-
/O.CON.KTSA.FF.W.0007.000000T0000Z-100520T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MUSKOGEE OK-WAGONER OK-ROGERS OK-DELAWARE OK-CHEROKEE OK-MAYES OK-
1127 PM CDT WED MAY 19 2010

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 400 AM CDT FOR
MAYES...CHEROKEE...SOUTHWESTERN DELAWARE...SOUTHEASTERN ROGERS...
EASTERN WAGONER AND NORTHERN MUSKOGEE COUNTIES...

AT 1123 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH HEAVY RAIN OVER A LARGE PART OF MUSKOGEE COUNTY 
AND SOUTHERN CHEROKEE COUNTY...MOVING EAST AT 20 MPH. RADAR 
INDICATES THAT 1 TO 3 INCHES INCHES OF RAIN HAS ALREADY FALLEN. 
ANOTHER 1 TO 2 INCHES INCHES WILL BE POSSIBLE THROUGH 400 AM CDT.

SIGNIFICANT STREET FLOODING FROM HEAVY RAIN WAS REPORTED IN 
MUSKOGEE.

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
INCLUDE LANGLEY...SPAVINAW...DISNEY...ROSE...CHLOETA...TAHLEQUAH...
LEACH...COOKSON...OAKS...TWIN OAKS...SCRAPER AND ELDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODS. IT IS VERY DIFFICULT AT NIGHT TO TELL HOW
MUCH WATER IS ON THE ROADS. IT ONLY TAKES TWO FEET OF RUSHING WATER
TO CARRY AWAY MOST SPORT UTILITY VEHICLES AND PICKUPS. MOTORISTS
SHOULD NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. TAKE A DIFFERENT
ROUTE TO REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES.

&&

LAT...LON 3565 9480 3565 9512 3561 9513 3556 9564
      3578 9556 3649 9545 3652 9484

$$

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at May 19, 9:52 PM CDT, 9 minutes earlier.

Area forecast discussion, May 19, 9:52 PM CDT, 9 minutes before

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

...UPDATE...

.DISCUSSION...
TRANSITION TO A LINEAR SYSTEM IS LARGELY UNDERWAY WITH RISKS
SHIFTING TO STRONG WINDS AND FLOODING RAINS. WESTERN EDGE OF
PRECIP LOOKS TO REMAIN THE WESTERN EDGE OF THE SEVERE WEATHER
THREAT...SO UNLESS NEW DEVELOPMENT OCCURS...WE WILL BE ABLE TO
TRIM THE WATCH FROM WEST TO EAST WITH TIME. OVERNIGHT FORECAST
DOMINATED BY CONVECTIVE INFLUENCE WITH ASSOCIATED IMPACTS
SPREADING INTO THURSDAY WIND AND INSTABILITY FORECASTS. LATEST NAM
DATA DOES REDEVELOP STORMS TOMORROW EVENING.

&&

.PRELIMINARY POINT TEMPS/POPS...
TUL   64  76  56  82 /  90  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 /  90  60  30  10
MIO   61  75  56  79 /  90  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, 1 hour 23 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, 8:22 PM CDT, 1 hour 39 minutes 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, 1 hour 14 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, 1 hour 14 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, 41 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

Local storm report, May 19, 9:34 PM CDT, 27 minutes before

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

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

0930 PM     FLASH FLOOD      1 S KIEFER              35.93N 96.07W
05/19/2010                   CREEK              OK   TRAINED SPOTTER

            ROADWAY FLOODED APPROX. 5 INCHES IN DEPTH

&&

JBM

Local storm report, May 19, 9:55 PM CDT, 6 minutes before

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

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

0950 PM     HAIL             6 E TAHLEQUAH           35.92N 94.86W
05/19/2010  E0.75 INCH       CHEROKEE           OK   BROADCAST MEDIA

&&

SFP

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, 9:23 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okfuskee, Okmulgee	67 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, 10:26 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

Flash Flood Warnings in Oklahoma, 2010 Every flash flood 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.