Alert archive / Arkansas / Special Weather Statements in 2015
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Jul 20, 2015, 7:13 PM CDT for Carroll County, Arkansas. It was in force for 47 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
- Jul 20, 2015, 7:13 PM CDT (00:13 UTC)
- Expired
- Jul 20, 2015, 8:00 PM CDT
- In force
- 47 min
- Issued by
- NWS Tulsa, OK
County Carroll County, AR
The radar
The Springfield radar (KSGF), 92 km from the middle of the area, began a volume at 00:14 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
Topeka, KS (KFOE), launched 00:00Z, 0.2 hours before the alert went out and 341 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
- 1564 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1231 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Jul 20, 6:49 PM CDT, 24 minutes earlier.
Area forecast discussion, Jul 20, 6:49 PM CDT, 24 minutes before
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</html>Hazardous weather outlook, Jul 20, 4:44 PM CDT, 2 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 444 PM CDT MON JUL 20 2015 ARZ001-002-010-011-019-020-029-OKZ049-053>076-211015- 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- 444 PM CDT MON JUL 20 2015 THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...TONIGHT. SEVERE THUNDERSTORM. RISK...LIMITED. AREA...NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. ONSET...ONGOING. HEAVY RAIN AND FLASH FLOOD. RISK...LIMITED. AREA...NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. ONSET...ONGOING. DANGEROUS HEAT. RISK...SIGNIFICANT. AREA...EASTERN OKLAHOMA AND WEST CENTRAL ARKANSAS. ONSET...ONGOING. DISCUSSION... SCATTERED THUNDERSTORMS HAVE DEVELOPED THIS AFTERNOON ACROSS PARTS OF NORTHEAST OKLAHOMA. ADDITIONAL THUNDERSTORMS WILL LIKELY DEVELOP IN NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS THROUGH THE EVENING AND OVERNIGHT HOURS AS A FRONT APPROACHES. A LIMITED RISK OF SEVERE WEATHER WILL EXIST PRIMARILY WITH THE AFTERNOON STORMS...WITH DAMAGING DOWNBURST WINDS BEING THE MAIN THREAT. IN ADDITION...LOCALLY HEAVY RAIN AND FLOODING OF LOW LYING...FLOOD PRONE AREAS WILL BE POSSIBLE. THE SEVERE RISK WILL DIMINISH SOME WITH THE LOSS OF DAYTIME HEATING...BUT THE HEAVY RAIN AND FLASH FLOOD POTENTIAL WILL CONTINUE. IN ADDITION TO THE THUNDERSTORM THREATS...HEAT INDEX VALUES BETWEEN 105 AND 112 WILL CONTINUE ACROSS SOUTHEAST OKLAHOMA...WEST CENTRAL ARKANSAS...AND PARTS OF NORTHEAST OKLAHOMA THAT ARE UNAFFECTED BY THE THUNDERSTORM ACTIVITY. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... LOCAL SPOTTER ACTIVATION MAY BE NEEDED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. TUESDAY...THUNDERSTORM POTENTIAL. WEDNESDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL. THURSDAY THROUGH SUNDAY...DANGEROUS HEAT POTENTIAL. EXTENDED DISCUSSION... THUNDERSTORM CHANCES WILL REMAIN HIGH THROUGH AT LEAST WEDNESDAY...AS THE AFOREMENTIONED FRONT WILL STALL ACROSS PORTIONS OF NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS AND UPPER LEVEL DISTURBANCES INTERACT WITH IT. HEAVY RAIN AND LOCALIZED FLASH FLOODING MAY OCCUR...WITH A LIMITED THREAT OF DOWNBURST WINDS ALSO EXISTING. LATE THIS WEEK AND INTO THE WEEKEND...UPPER LEVEL RIDGING WILL AGAIN BUILD INTO THE CENTRAL UNITED STATES...BRINGING THE HEAT BACK TO THE REGION. ANOTHER EXTENDED PERIOD OF HEAT INDEX VALUES IN EXCESS OF 105 DEGREES WILL BE LIKELY. WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.
In the hours before
Special weather statement, Jul 20, 5:26 PM CDT, 1 hour 47 minutes before
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</html>Special weather statement, Jul 20, 7:13 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 713 PM CDT MON JUL 20 2015 ARZ002-210100- CARROLL AR- 713 PM CDT MON JUL 20 2015 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN CARROLL COUNTY UNTIL 800 PM CDT... AT 713 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR GRANDVIEW...MOVING EAST AT 35 MPH. DIME SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... BERRYVILLE...EUREKA SPRINGS...GREEN FOREST...URBANETTE...GRANDVIEW... BLUE EYE...OAK HILL...PLEASANT RIDGE...DENVER AND COIN. LAT...LON 3639 9372 3650 9377 3650 9330 3629 9330 TIME...MOT...LOC 0013Z 281DEG 32KT 3646 9360
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 11:10 PM CDT | Special Weather Statement | TSA | Tulsa | 50 min |
| Jul 20, 11:56 PM CDT | Areal Flood Advisory | TSA | Creek, Osage, Pawnee, Rogers, Tulsa, Wagoner | 3 hr |
| Jul 21, 12:18 AM CDT | Special Weather Statement | TSA | Wagoner | 42 min |
| Jul 21, 12:58 AM CDT | Flash Flood Warning | TSA | Creek, Osage, Pawnee, Tulsa | 4 hr |
| Jul 21, 1:58 AM CDT | Special Weather Statement | TSA | Osage | 47 min |
| Jul 21, 2:09 AM CDT | Areal Flood Warning | TSA | Adair, Cherokee, Sequoyah | 3 hr |
| Jul 21, 2:24 AM CDT | Areal Flood Warning | TSA | Osage | 3 hr |
| Jul 21, 4:59 AM CDT | Areal Flood Advisory | TSA | Creek, Osage, Pawnee, Tulsa | 6 hr |
| Jul 21, 5:13 AM CDT | Areal Flood Advisory | TSA | Adair, Cherokee, LeFlore, Sequoyah | 3 hr |
| Jul 21, 5:21 AM CDT | Areal Flood Advisory | TSA | Creek, McIntosh, Okfuskee, Okmulgee | 4 hr |
| Jul 21, 2:55 AM CDT | Areal Flood Warning | TSA | Crawford, Franklin, Sebastian | 3 hr |
| Jul 21, 2:58 AM CDT | Special Weather Statement | TSA | Sebastian | 47 min |
Nearby
Special Weather Statements in Arkansas, 2015Every special weather statement 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; radar from the NEXRAD Level II archive.