Alert archive / Oklahoma / Special Weather Statements in 2018

Special Weather Statement, NWS Tulsa, OK

June 7, 2018Nowata County, Rogers County, Washington County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Jun 7, 2018, 9:13 AM CDT for Nowata County, Rogers County, Washington County, Oklahoma. It was in force for 32 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: Jun 7, 2018, 9:13 AM CDT (14:13 UTC)
Expired: Jun 7, 2018, 9:45 AM CDT
In force: 32 min
Issued by: NWS Tulsa, OK

Counties Nowata County, OK, Rogers County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 43 km from the middle of the area, began a volume at 14:14 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

Norman, OK (KOUN), launched 12:00Z, 2.2 hours before the alert went out and 220 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: 2137 J/kg
Mixed-layer CIN: -134 J/kg
Mixed-layer LCL: 1220 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 108 m²/s²
0-3 km storm-relative helicity: 173 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

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 Jun 7, 7:31 AM CDT, 1 hour 42 minutes earlier.

Area forecast discussion, Jun 7, 7:31 AM CDT, 1 hour 42 minutes before

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Hazardous weather outlook, Jun 7, 6:36 AM CDT, 2 hours 37 minutes before

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In the hours before

Special weather statement, Jun 7, 7:08 AM CDT, 2 hours 5 minutes before

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Special weather statement, Jun 7, 7:42 AM CDT, 1 hour 31 minutes before

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Special weather statement, Jun 7, 8:05 AM CDT, 1 hour 8 minutes before

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Special weather statement, Jun 7, 8:40 AM CDT, 33 minutes before

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Special weather statement, Jun 7, 8:42 AM CDT, 31 minutes before

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Special weather statement, Jun 7, 9:13 AM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 7, 7:08 AM CDT	Special Weather Statement	TSA	Osage	52 min
Jun 7, 7:42 AM CDT	Special Weather Statement	TSA	Pawnee	33 min
Jun 7, 8:05 AM CDT	Special Weather Statement	TSA	Pawnee	40 min
Jun 7, 8:40 AM CDT	Special Weather Statement	TSA	Osage, Washington	50 min
Jun 7, 8:42 AM CDT	Special Weather Statement	TSA	Creek, Pawnee	48 min
Jun 7, 9:16 AM CDT	Special Weather Statement	TSA	Creek, Okfuskee	44 min
Jun 7, 9:50 AM CDT	Special Weather Statement	TSA	Tulsa	25 min
Jun 7, 10:09 AM CDT	Special Weather Statement	TSA	Wagoner	36 min
Jun 7, 10:20 AM CDT	Areal Flood Advisory	TSA	Tulsa, Washington	3 hr
Jun 7, 10:48 AM CDT	Special Weather Statement	TSA	Wagoner	27 min
Jun 7, 1:50 PM CDT	Special Weather Statement	TSA	Latimer, LeFlore	40 min
Jun 7, 3:14 PM CDT	Special Weather Statement	TSA	Choctaw	46 min

Nearby

Special Weather Statements in Oklahoma, 2018 Every special weather statement 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.