Hazardous weather outlook, National Weather Service, Norman
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN…WESTERN…
CENTRAL…AND SOUTHERN OKLAHOMA…AND WESTERN NORTH TEXAS.
.DAY ONE…TODAY AND TONIGHT…
THUNDERSTORM OUTLOOK…
SCATTERED THUNDERSTORMS WILL BE POSSIBLE. HOWEVER…NO ORGANIZED
SEVERE WEATHER IS EXPECTED.
DISCUSSION…
SCATTERED THUNDERSTORMS WILL BE POSSIBLE…PRIMARILY OVER NORTHERN
PORTIONS OF OKLAHOMA…AS AN OUTFLOW BOUNDARY FROM KANSAS
THUNDERSTORMS MOVES INTO THE OKLAHOMA AND STALLS. WITH WEAK SHEAR
AND MODEST INSTABILITY…NO ORGANIZED SEVERE STORMS ARE EXPECTED.
PROBABILITY TABLE…
VALID THROUGH 700 AM CDT THURSDAY MAY 27.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA…100 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR…15 PERCENT.
OTHER HAZARDOUS WEATHER…
AREAS OF FOG WILL BE SEEN ACROSS A LARGE PART OF OKLAHOMA AND
WESTERN NORTH TEXAS EARLY THIS MORNING. SOME DENSE FOG WILL BE
POSSIBLE IN LOW-LYING AREAS…ESPECIALLY NEAR RIVERS…PONDS…AND
LAKES.
.DAYS TWO THROUGH SEVEN…THURSDAY THROUGH TUESDAY…
THUNDERSTORM OUTLOOK…
AS A STRONG STORM SYSTEM PASSES THROUGH THE CENTRAL PLAINS SATURDAY
AND SUNDAY…A WEAK FRONTAL BOUNDARY IS FORECAST TO MOVE INTO
OKLAHOMA. AS THIS OCCURS…SCATTERED THUNDERSTORMS…SOME SEVERE…
WILL BE POSSIBLE OVER THE REGION.
Flood warning for the Chikaskia River near Blackwell, National Weather Service, Norman
…FLOOD WARNING EXTENDED UNTIL LATE TONIGHT…
THE FLOOD WARNING CONTINUES FOR
THE CHIKASKIA RIVER NEAR BLACKWELL.
* UNTIL LATE TONIGHT.
* AT 7:30 AM WEDNESDAY THE STAGE WAS 29.2 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 29.0 FEET.
* FORECAST…THE CHIKASKIA RIVER WILL CONTINUE RISING AND CREST NEAR
29.5 FEET EARLY WEDNESDAY AFTERNOON. THE CHIKASKIA RIVER WILL FALL
BELOW FLOOD STAGE EARLY WEDNESDAY AFTERNOON.
* IMPACT…AT 30 FEET…SEVERAL RESIDENCES MAY BE SURROUNDED WITH
STREET DEPTHS APPROACHING 2 FEET IN THE NORTHEAST PORTIONS OF
BLACKWELL. HIGHWAY 177 NORTH OF BLACKWELL MAY BE FLOODED…WHILE
HUBBARD ROAD MAY BE IMPASSABLE SOUTHEAST OF BLACKWELL. RURAL LANDS
ARE COVERED BY FLOODWATERS RANGING UP TO 2 FEET IN DEPTH IN EXTREME
NORTHEASTERN GRANT AND KAY COUNTIES.
* FLOOD HISTORY…THIS CREST COMPARES TO THE PREVIOUS CREST STAGE OF
29.7 FEET ON MAY 8 2007.
Significant Weather Advisory for Woods County, National Weather Service, Norman
…SIGNIFICANT WEATHER ADVISORY…
THIS SIGNIFICANT WEATHER ADVISORY IS FOR WOODS COUNTY.
AT 826 AM CDT…A STRONG THUNDERSTORM WAS LOCATED 4 MILES NORTHEAST
OF WAYNOKA…MOVING EAST AT 15 MPH.
HAZARDS INCLUDE…
HAIL UP TO ONE-HALF INCH…
WIND GUSTS TO 40 MPH…
FREQUENT CLOUD TO GROUND LIGHTNING…
TORRENTIAL RAINFALL…
SEVERE WEATHER IS NOT EXPECTED AND NO WARNINGS ARE ANTICIPATED AT
THIS TIME.
FYI, currently in the Texas Panhandle, severe thunderstorm warning issued by National Weather Service, Amarillo, Texas
…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR CENTRAL HARTLEY COUNTY…
AT 533 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE
HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED
OVER CENTRAL HARTLEY COUNTY…OR ABOUT 22 MILES SOUTH OF
DALHART…MOVING NORTHEAST AT 5 MPH.
SOME LOCATIONS AFFECTED BY THE SEVERE THUNDERSTORM INCLUDE…CENTRAL
HARTLEY COUNTY.
National Weather Service, Amarillo, Texas confirms two tornadoes Sunday (May 23) in the Western Oklahoma Panhandle
From the National Weather Service, Amarillo
NATIONAL WEATHER SERVICE TORNADO ASSESSMENT CONFIRMS TWO TORNADOES
ACROSS THE WESTERN OKLAHOMA PANHANDLE ON SUNDAY MAY 23…
THE FIRST TORNADO TOUCHED DOWN ABOUT 7 MILES WEST SOUTHWEST OF FELT
OKLAHOMA AT 830 PM CDT AND DISSIPATED AT 835 PM CDT. THE TORNADO WAS
ON THE GROUND FOR 2 MILES WITH A MAXIMUM WIDTH OF 25 YARDS. NO DAMAGE
OR INJURIES REPORTED. TORNADO IS RATED EF0.
THE SECOND TORNADO ENTERED CIMARRON COUNTY FROM NEW MEXICO AT
APPROXIMATELY 935 PM CDT ABOUT 10 MILES WEST OF FELT. THE TORNADO
REMAINED ON THE GROUND 6 MILES IN CIMARRON COUNTY WITH A MAXIMUM
WIDTH OF A QUARTER MILE. A STEEL WINDMILL TOWER WAS DESTROYED AND
THREE 24 FOOT METAL FEED TROUGHS ALSO DESTROYED ALONG WITH
CONSIDERABLE FENCE DAMAGE. NO INJURIES REPORTED. THIS TORNADO IS
RATED EF1.
SEVERAL OTHER TORNADOES WERE REPORTED ACROSS EASTERN NEW MEXICO BUT
DID NOT CROSS INTO THE TEXAS OR OKLAHOMA PANHANDLES.
THIS IS A PRELIMINARY REPORT AND IS SUBJECT TO REVISION BASED ON ANY
NEW OR ADDITIONAL INFORMATION.
Short-term forecast, National Weather Service, Norman
Tuesday:
A FEW SHOWERS AND THUNDERSTORMS WILL CONTINUE TO MOVE NORTHEAST THIS
AFTERNOON OVER PARTS OF CENTRAL AND SOUTHWEST OKLAHOMA… AND
WESTERN NORTH TEXAS. SOME OF THE STRONGER STORMS MAY PRODUCE SMALL
HAIL… BRIEF GUSTY WINDS AND HEAVY RAIN. THROUGH 3 PM… THE
STRONGEST STORMS WILL BE MOVING INTO THE FAIRVIEW AND ENID AREAS.
THE PRESENCE OF RELATIVELY WEAK INSTABILITIES AND THE LACK OF STRONG
WINDS ALOFT WILL LIKELY RESULT IN THE STORMS REMAINING BELOW SEVERE
LEVELS THIS AFTERNOON.
Short-term forecast, National Weather Service, Norman
SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO MOVE NORTH
ACROSS PARTS OF OKLAHOMA AND NORTH TEXAS THIS MORNING. THROUGH 10
AM… MOST OF THE ACTIVITY WILL BE ALONG AND SOUTHEAST OF A LINE
FROM ENID… TO CHICKASHA… TO VERNON TEXAS. WITHIN THIS AREA…
THE HEAVIEST RAINS WILL EXTEND FROM BLACKWELL TO PERRY IN NORTH
CENTRAL OKLAHOMA… AND FROM VERNON TO NEAR SEYMOUR IN NORTH TEXAS.
RAINFALL RATES IN THESE AREAS WILL AVERAGE ONE HALF TO THREE
QUARTERS OF AN INCH AN HOUR.
BECAUSE NUMEROUS STORMS MOVED OVER THE SAME AREAS OVERNIGHT…
ESPECIALLY ACROSS FAR WEST-CENTRAL AND NORTHERN OKLAHOMA… FLOODING
OF LOW-LYING AND POORLY DRAINED AREAS REMAIN A CONCERN. THIS WILL BE
MOST PRONOUNCED OVER AREAS NEAR AND NORTH OF ELK CITY… UP THROUGH
ARNETT AND CAMARGO… TO FREEDOM… ALVA… CHEROKEE…AND WAKITA.
IF TRAVELING THIS MORNING…BE AWARE OF POSSIBLE FLOODING IN
LOW-LYING AREAS.
Hazardous Weather Outlook, National Weather Service, Norman
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-
TUE MAY 25 2010
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN…WESTERN…
CENTRAL…AND SOUTHERN OKLAHOMA…AND WESTERN NORTH TEXAS.
.DAY ONE…TODAY AND TONIGHT…
THUNDERSTORM OUTLOOK…
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTHWEST
OKLAHOMA THIS EVENING.
LOCATION…
THE SLIGHT RISK AREA COVERS LOCATIONS WEST OF A CHEYENNE TO ALVA
LINE.
TIMING…
THE MOST LIKELY TIME FOR SEVERE THUNDERSTORMS WILL BE AFTER 6 PM.
IMPACTS…
HAIL TO THE SIZE OF GOLF BALLS AND WIND GUSTS TO 65 MPH.
RECOMMENDED ACTIONS…
STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE
RISK AREA SHOULD BE PREPARED FOR SEVERE WEATHER OPERATIONS THIS
EVENING.
DISCUSSION…
A MODEST LOW-LEVEL JET WILL CONTINUE TO WEAKEN EARLY THIS
MORNING…ALLOWING THE ONGOING THUNDERSTORM ACTIVITY TO LOSE
INTENSITY AND COVERAGE. THE OUTFLOW BOUNDARY GENERATED BY THE
ONGOING ACTIVITY WILL BE MONITORED AS A POTENTIAL FOCUS LATER
TODAY…BUT WITH WEAK SHEAR OVER CENTRAL AND SOUTHERN PORTIONS OF
OKLAHOMA NEAR ANY BOUNDARY LATE TODAY…ORGANIZED SEVERE WEATHER
CHANCES WILL BE LOW.
AS FAR AS NORTHWEST OKLAHOMA LATE TODAY…IN AND NEAR THE SLIGHT
RISK AREA…DEEP LAYER WIND SHEAR WILL BE STRONGER TO SUPPORT SEVERE
THUNDERSTORMS. BY LATE AFTERNOON…SCATTERED STRONG TO SEVERE
THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER THE WESTERN OR CENTRAL
PORTIONS OF THE PANHANDLES…AND SLOWLY WORK THEIR WAY EASTWARD
TOWARD NORTHWEST OKLAHOMA.
PROBABILITY TABLE…
VALID THROUGH 700 AM CDT WEDNESDAY MAY 26.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA…100 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR…25 PERCENT.
OTHER HAZARDOUS WEATHER…
IN THE WAKE OF OVERNIGHT HEAVY RAINFALL…FLOODING OF LOW-LYING AND
POORLY DRAINED AREAS WILL CONTINUE…ESPECIALLY OVER FAR WESTERN AND
NORTHERN PORTIONS OF OKLAHOMA.
.DAYS TWO THROUGH SEVEN…WEDNESDAY THROUGH MONDAY…
THUNDERSTORM OUTLOOK…
PLENTIFUL MOISTURE AND A WEAK CAP MAY ALLOW A FEW THUNDERSTORMS
TO DEVELOP DURING THE MIDDLE OF THE WEEK DESPITE THE PRESENCE OF A
RIDGE ALOFT. HOWEVER…GIVEN THE WEAK VERTICAL WIND FIELDS…
ORGANIZED SEVERE WEATHER IS NOT EXPECTED.
Posted Tuesday morning, Flood Warning for the Cimarron River near Waynoka, National Weather Service, Norman Forecast Office
THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A
* FLOOD WARNING FOR
THE CIMARRON RIVER NEAR WAYNOKA.
* FROM THIS MORNING TO WEDNESDAY AFTERNOON.
* AT 7:30 AM TUESDAY THE STAGE WAS 7.4 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 8.0 FEET.
* FORECAST…THE CIMARRON RIVER WILL RISE ABOVE FLOOD STAGE LATE
TUESDAY MORNING AND CONTINUE TO RISE TO NEAR 8.5 FEET TUESDAY
EVENING. THE CIMARRON RIVER WILL FALL BELOW FLOOD STAGE EARLY
WEDNESDAY MORNING.
* IMPACT…AT 8 FEET…BANKFULL CONDITIONS EXIST ALONG THE RIVER…
AND SOME OVERFLOWS MAY OCCUR OVER SOME LOW-LYING AREAS NEAR THE
RIVER. THE RIVER REACH AFFECTED EXTENDS FROM NEAR FREEDOM
UPSTREAM…TO THE U.S. HIGHWAY 281 CROSSING SOUTH OF LITTLE SAHARA
STATE PARK NEAR WAYNOKA…TO NEAR ORIENTA IN MAJOR COUNTY.
PEOPLE IN FLOOD PRONE AREAS SHOULD ACT NOW TO EVACUATE AND MOVE TO
HIGHER GROUND. DO NOT ENTER ALREADY FLOODED AREAS OR ATTEMPT TO
CROSS ROADWAYS COVERED BY HIGH WATER. STAY TUNED FOR FURTHER
INFORMATION BY LISTENING TO WEATHER RADIO OR LOCAL MEDIA SOURCES.
Short-term forecast, National Weather Service, Norman
REGIONAL WEATHER DISCUSSION…
SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH MID EVENING OVER
WESTERN PARTS OF OKLAHOMA AND NORTH TEXAS. THROUGH 9 PM…
THUNDERSTORMS WILL BE MOST NUMEROUS OVER NORTHWESTERN OKLAHOMA…
NORTH OF I-40 AND WEST OF THE ALVA… TALOGA… AND CLINTON AREAS.
ISOLATED THUNDERSTORMS ALSO WILL MOVE INTO WESTERN PARTS OF NORTH
TEXAS… WEST OF THE QUANAH AND CROWELL AREAS. SOME OF THE
THUNDERSTORMS WILL BE ACCOMPANIED BY DAMAGING WINDS IN EXCESS OF 60
MPH… HAIL UP TO THE SIZE OF HALF DOLLARS… AND VERY HEAVY
RAINFALL.
