Alert archive / Oklahoma / Special Weather Statements in 2016

Special Weather Statement, NWS Tulsa, OK

October 6, 2016Osage County, Pawnee County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Oct 6, 2016, 8:43 PM CDT for Osage County, Pawnee County, Oklahoma. 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: Oct 6, 2016, 8:43 PM CDT (01:43 UTC)
Expired: Oct 6, 2016, 9:30 PM CDT
In force: 47 min
Issued by: NWS Tulsa, OK

Counties Osage County, OK, Pawnee County, OK

The radar

The Tulsa radar (KINX), 114 km from the middle of the area, began a volume at 01:43 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

Norman, OK (KOUN), launched 00:00Z, 1.7 hours before the alert went out and 162 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: 2423 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 1044 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 160 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 7.5

Open this sounding in Storm Lab

The text

As transmitted.

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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 Oct 6, 6:42 PM CDT, 2 hours 1 minute earlier.

Area forecast discussion, Oct 6, 6:42 PM CDT, 2 hours 1 minute before

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Hazardous weather outlook, Oct 6, 4:55 PM CDT, 3 hours 48 minutes before

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In the hours before

Special weather statement, Oct 6, 8:43 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
843 PM CDT THU OCT 6 2016

OKZ054-055-059-070230-
PAWNEE OK-WASHINGTON OK-OSAGE OK-
843 PM CDT THU OCT 6 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN OSAGE...WESTERN PAWNEE
AND NORTHWESTERN WASHINGTON COUNTIES UNTIL 930 PM CDT...

AT 843 PM CDT...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES NORTHEAST OF FORAKER TO 6 MILES SOUTH OF RED
ROCK. MOVEMENT WAS EAST AT 40 MPH.

WIND GUSTS UP TO 45 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
PAWHUSKA...                       PAWNEE...
FAIRFAX...                        SHIDLER...
RALSTON...                        BURBANK...
BLACKBURN...                      ELGIN...
SKEDEE...                         FORAKER...
HULAH...                          OSAGE HILLS STATE PARK...
PEARSONIA...                      BIGHEART...
WEBB CITY...                      APPERSON...
WAH SHA SHE STATE PARK...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHEASTERN OKLAHOMA.

LAT...LON 3700 9584 3619 9678 3620 9682 3625 9682
      3625 9692 3633 9693 3634 9703 3651 9703
      3655 9690 3658 9689 3660 9692 3659 9701
      3678 9678 3678 9675 3680 9675 3700 9653
TIME...MOT...LOC 0143Z 278DEG 34KT 3696 9651 3637 9720

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 6, 8:07 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	53 min
Oct 6, 9:14 PM CDT	Special Weather Statement	TSA	Nowata, Osage, Pawnee, Washington	46 min
Oct 6, 9:17 PM CDT	Areal Flood Advisory	TSA	Craig, Nowata, Osage, Pawnee, Washington	118 min
Oct 6, 9:46 PM CDT	Special Weather Statement	TSA	Craig, Nowata, Ottawa	44 min
Oct 6, 10:13 PM CDT	Special Weather Statement	TSA	Craig, Ottawa	32 min
Oct 6, 10:36 PM CDT	Special Weather Statement	TSA	Creek	39 min
Oct 6, 11:42 PM CDT	Areal Flood Advisory	TSA	Craig, Creek, Nowata, Osage, Ottawa, Pawnee and 3 more	3 hr
Oct 7, 12:15 AM CDT	Areal Flood Advisory	TSA	Creek, Mayes, Muskogee, Okfuskee, Okmulgee, Rogers and 2 more	4 hr
Oct 7, 2:29 AM CDT	Areal Flood Advisory	TSA	Cherokee, McIntosh, Muskogee, Okmulgee, Pittsburg, Sequoyah and 1 more	4 hr

Nearby

Special Weather Statements in Oklahoma, 2016 Every special weather statement in 2016

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.