Alert archive / Oklahoma / Flash Flood Warnings in 2015
Flash Flood Warning 100, NWS Norman, OK
NWS Norman, OK issued this flash flood warning at Jun 15, 2015, 5:16 PM CDT for Cotton County, Jefferson County, Stephens County, Oklahoma. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 15, 2015, 5:16 PM CDT (22:16 UTC)
- Expired
- Jun 15, 2015, 8:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cotton County, OK, Jefferson County, OK, Stephens County, OK
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 10.3 hours before the alert went out and 117 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.
- Mixed-layer CAPE
- 414 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 644 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 172 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.0
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 Norman, OK wrote its last area forecast discussion before this flash flood warning went out at Jun 15, 3:19 PM CDT, 1 hour 57 minutes earlier.
Area forecast discussion, Jun 15, 3:19 PM CDT, 1 hour 57 minutes before
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</html>Hazardous weather outlook, Jun 15, 11:40 AM CDT, 5 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 1140 AM CDT MON JUN 15 2015 OKZ004>048-050>052-TXZ083>090-161700- HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD- NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE- BECKHAM-WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN- CLEVELAND-POTTAWATOMIE-SEMINOLE-HUGHES-HARMON-GREER-KIOWA-JACKSON- TILLMAN-COMANCHE-STEPHENS-GARVIN-MURRAY-PONTOTOC-COAL-COTTON- JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-HARDEMAN- FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY- 1140 AM CDT MON JUN 15 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN... WESTERN...CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS. .DAY ONE...THIS AFTERNOON THROUGH TONIGHT... .THUNDERSTORMS... SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP THROUGH THE AFTERNOON INTO THIS EVENING. MOST OF THE SHOWER AND STORM ACTIVITY IS EXPECTED NEAR AND SOUTHEAST OF VERNON...LAWTON... OKLAHOMA CITY...AND STILLWATER. STORMS ARE EXPECTED TO EVENTUALLY MERGE INTO ONE OR MORE CLUSTERS DURING THE EVENING AND OVERNIGHT HOURS...MUCH LIKE STORM EVOLUTIONS OVER THE LAST THREE NIGHTS. DURING THE AFTERNOON AND EARLY EVENING...A FEW STORMS MAY POSE A THREAT OF DAMAGING WIND GUSTS...AND HAIL THE SIZE OF QUARTERS. HOWEVER...VERY HEAVY RAINFALL WILL BE THE PRIMARY CONCERN... CREATING LOCALIZED FLOODING AND SIGNIFICANTLY REDUCING VISIBILITIES FOR MOTORISTS. THE PRIMARY CONCERN WITH ANY STORMS THAT CONTINUE DURING THE LATE EVENING AND OVERNIGHT HOURS WILL POSE THE RISK OF FLOODING RAINFALL. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... .HEAVY RAINFALL AND FLOODING... LOCALIZED FLASH FLOODING WILL REMAIN POSSIBLE THROUGH AT LEAST THURSDAY...ESPECIALLY IN LIGHT OF RECENT HEAVY RAINS AND SATURATED SOILS. AS EXCESSIVE RAINFALL RUNOFF OCCURS...FLOODING OF RIVERS...CREEKS...AND STREAMS WILL OCCUR. PLEASE PAY ATTENTION TO FUTURE FORECASTS AS THE FLOODING SITUATION MAY WORSEN HEADING INTO LATE WEEK AS A TROPICAL LOW BRINGS ADDITIONAL HEAVY RAIN TO THE REGION LATE TUESDAY THROUGH THURSDAY. HEAVY RAIN WILL BE POSSIBLE NEAR AND EAST OF WICHITA FALLS AND OKLAHOMA CITY. THE MOST SIGNIFICANT AND HIGHLY IMPACTING RAIN TOTALS ARE CURRENTLY EXPECTED OVER LOCATIONS EAST OF ARDMORE...AREAS EAST OF ARDMORE...SULPHUR...AND SEMINOLE. .THUNDERSTORMS... THUNDERSTORMS WILL REMAIN POSSIBLE EACH DAY THROUGH LATE THIS WEEK. SEVERE STORM POTENTIAL WILL BE LOW BUT HEAVY RAINFALL AND ADDITIONAL FLOODING WILL BE A CONSIDERABLE CONCERN. AN UPPER RIDGE WILL ATTEMPT TO BUILD INTO THE REGION FRIDAY INTO NEXT WEEKEND...RESULTING IN A SIGNIFICANT DECREASE IN STORM CHANCES. GET GRAPHICS AND MORE DETAILS AT WEATHER.GOV/NORMAN...AND FOLLOW OUR WEATHER FORECAST OFFICE ON TWITTER AND FACEBOOK. AUSTIN/11
In the hours before
Local storm report, Jun 15, 2:47 PM CDT, 2 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
247 PM CDT MON JUN 15 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0239 PM FLASH FLOOD 1 E NORMAN 35.22N 97.42W
06/15/2015 CLEVELAND OK TRAINED SPOTTER
MULTIPLE WATER RESCUES AND ROAD CLOSURE NEAR ALAMEDA AND
12TH IN EAST NORMAN.
&&
MAHALEThe office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 7:29 PM CDT | Special Weather Statement | OUN | Carter, Johnston | 46 min |
| Jun 14, 7:52 PM CDT | Special Weather Statement | OUN | Alfalfa | 38 min |
| Jun 14, 7:57 PM CDT | Special Weather Statement | OUN | Custer, Washita | 48 min |
| Jun 14, 8:07 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 23 min |
| Jun 14, 8:20 PM CDT | Special Weather Statement | OUN | Major | 25 min |
| Jun 14, 8:25 PM CDT | Areal Flood Advisory | OUN | Beckham, Blaine, Custer, Dewey, Greer, Kiowa and 2 more | 3 hr |
| Jun 14, 8:29 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 46 min |
| Jun 14, 8:31 PM CDT | Special Weather Statement | OUN | Harmon | 44 min |
| Jun 14, 8:43 PM CDT | Flash Flood Warning | OUN | Custer, Washita | 3 hr |
| Jun 14, 8:45 PM CDT | Special Weather Statement | OUN | Major | 45 min |
| Jun 14, 9:12 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 33 min |
| Jun 14, 9:15 PM CDT | Special Weather Statement | OUN | Greer, Harmon | 60 min |
| Jun 14, 9:31 PM CDT | Areal Flood Advisory | OUN | Greer, Harmon, Jackson, Kiowa | 3 hr |
| Jun 14, 9:54 PM CDT | Flash Flood Warning | OUN | Greer, Harmon, Jackson, Kiowa, Washita | 3 hr |
| Jun 14, 10:13 PM CDT | Special Weather Statement | OUN | Greer, Harmon, Jackson | 62 min |
| Jun 14, 11:14 PM CDT | Special Weather Statement | OUN | Caddo, Jackson, Kiowa, Washita | 61 min |
| Jun 14, 11:24 PM CDT | Areal Flood Advisory | OUN | Greer, Jackson, Kiowa, Washita | 3 hr |
| Jun 15, 12:38 AM CDT | Flash Flood Warning | OUN | Greer, Harmon, Jackson, Kiowa, Washita | 4 hr |
| Jun 15, 12:51 AM CDT | Areal Flood Advisory | OUN | Caddo, Comanche, Kiowa | 114 min |
| Jun 15, 12:56 AM CDT | Special Weather Statement | OUN | Harmon | 49 min |
| Jun 15, 1:31 AM CDT | Areal Flood Advisory | OUN | Greer, Harmon, Jackson, Kiowa | 3 hr |
| Jun 15, 1:43 AM CDT | Flash Flood Warning | OUN | Greer, Jackson, Kiowa | 3 hr |
| Jun 15, 2:00 AM CDT | River Flood Warning | OUN | Jackson, Kiowa, Tillman | 67 hr |
| Jun 15, 2:41 AM CDT | Areal Flood Advisory | OUN | Jackson, Kiowa, Tillman | 2 hr |
| Jun 15, 8:14 AM CDT | Areal Flood Warning | OUN | Greer, Harmon, Jackson, Kiowa, Washita | 5 hr |
| Jun 15, 8:36 AM CDT | River Flood Warning | OUN | Jefferson, Love | 4 days |
| Jun 15, 2:22 PM CDT | Flash Flood Warning | OUN | Cleveland, Garvin, Grady, McClain, Oklahoma | 5 hr |
| Jun 15, 2:47 PM CDT | Flash Flood Watch | OUN | Atoka, Bryan, Caddo, Canadian, Carter, Cleveland and 21 more | 3 days |
| Jun 15, 2:58 PM CDT | Flash Flood Warning | OUN | Cleveland, Garvin, McClain, Pottawatomie | 3 hr |
| Jun 15, 4:04 PM CDT | Areal Flood Advisory | OUN | Comanche, Cotton, Stephens, Tillman | 3 hr |
| Jun 15, 4:22 PM CDT | Areal Flood Advisory | OUN | Garvin, Hughes, McClain, Pontotoc, Pottawatomie, Seminole | 3 hr |
| Jun 15, 4:30 PM CDT | Areal Flood Advisory | OUN | Cotton, Jefferson, Stephens | 3 hr |
| Jun 15, 6:07 PM CDT | Areal Flood Advisory | OUN | Carter, Garvin, Jefferson, Love, Murray, Pontotoc | 3 hr |
| Jun 15, 6:10 PM CDT | River Flood Warning | OUN | Pottawatomie, Seminole | 52 hr |
| Jun 15, 3:11 PM CDT | Areal Flood Advisory | OUN | Archer, Clay, Wichita | 3 hr |
| Jun 15, 5:04 PM CDT | Areal Flood Advisory | OUN | Baylor, Knox | 3 hr |
| Jun 15, 5:20 PM CDT | Special Weather Statement | OUN | Baylor | 25 min |
| Jun 15, 6:16 PM CDT | Areal Flood Advisory | OUN | Archer, Baylor, Clay | 3 hr |
Nearby
Flash Flood Warnings in Oklahoma, 2015Every flash flood warning in 2015
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.