Alert archive / Oklahoma / Wind Advisories in 2018

Wind Advisory 6, NWS Tulsa, OK

April 11, 201811 counties in Oklahoma

NWS Tulsa, OK issued this wind advisory at Apr 11, 2018, 4:02 AM CDT for 11 counties in Oklahoma. It took effect at Apr 11, 2018, 11:00 AM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 11, 2018, 4:02 AM CDT (09:02 UTC)
In effect from
Apr 11, 2018, 11:00 AM CDT
Expired
Apr 11, 2018, 7:00 PM CDT
In force
8 hr
Issued by
NWS Tulsa, OK

Counties Craig County, OK, Creek County, OK, Mayes County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Tulsa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 24 km from the middle of the area, began a volume at 09:00 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.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 9.0 hours before the alert went out and 188 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-pSkew-T log-p diagram, Norman, OK at 00:00Z on 2018-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2018-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
2617 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
279 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

835 
WWUS74 KTSA 110902
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
402 AM CDT Wed Apr 11 2018

OKZ054>062-064>066-111715-
/O.NEW.KTSA.WI.Y.0006.180411T1600Z-180412T0000Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Mayes-
Creek-Okfuskee-Okmulgee-
Including the cities of Pawhuska, Bartlesville, Nowata, Vinita, 
Miami, Pawnee, Tulsa, Claremore, Pryor, Sapulpa, Okemah, 
and Okmulgee
402 AM CDT Wed Apr 11 2018

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

The National Weather Service in Tulsa has issued a Wind Advisory,
which is in effect from 11 AM this morning to 7 PM CDT this
evening. 

* TIMING...Late this morning through the afternoon.

* WINDS...South 20 to 30 mph with gusts near 45 mph.

* IMPACTS...Winds this strong can make driving difficult, especially for high
profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should exercise caution while driving.  Be alert to
sudden gusts of wind which may cause you to lose control of your
vehicle.  Extra attention should be given to cross winds and on
bridges and overpasses.

&&

$$
2 follow-up statements
233 
WWUS74 KTSA 111616
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
1116 AM CDT Wed Apr 11 2018

OKZ054>062-064>066-120000-
/O.CON.KTSA.WI.Y.0006.000000T0000Z-180412T0000Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Mayes-
Creek-Okfuskee-Okmulgee-
Including the cities of Pawhuska, Bartlesville, Nowata, Vinita, 
Miami, Pawnee, Tulsa, Claremore, Pryor, Sapulpa, Okemah, 
and Okmulgee
1116 AM CDT Wed Apr 11 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* TIMING...Through late afternoon.

* WINDS...South 20 to 30 mph with gusts near 45 mph.

* IMPACTS...Winds this strong can make driving difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should exercise caution while driving.  Be alert to
sudden gusts of wind which may cause you to lose control of your
vehicle.  Extra attention should be given to cross winds and on
bridges and overpasses.

&&

$$
895 
WWUS74 KTSA 112356
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
656 PM CDT Wed Apr 11 2018


OKZ054>062-064>066-120100-
/O.EXP.KTSA.WI.Y.0006.000000T0000Z-180412T0000Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Mayes-
Creek-Okfuskee-Okmulgee-
Including the cities of Pawhuska, Bartlesville, Nowata, Vinita, 
Miami, Pawnee, Tulsa, Claremore, Pryor, Sapulpa, Okemah, 
and Okmulgee
656 PM CDT Wed Apr 11 2018

...WIND ADVISORY WILL EXPIRE AT 7 PM CDT THIS EVENING...

Wind gusts have fallen below advisory criteria. However...gusts 
in the 30 to 35 mph range will remain possible into the evening 
hours...and in the 15 to near 30 mph range overnight tonight.  

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 9:04 AM CDTRed Flag WarningTSAPawnee, Washington13 hr
Apr 11, 2:26 PM CDTFire Weather WatchTSACreek, Okfuskee, Pawnee25 hr

Nearby

Wind Advisories in Oklahoma, 2018Every wind advisory in 2018

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.