Alert archive / Texas / Special Weather Statements in 2015

Special Weather Statement, NWS Midland/Odessa, TX

April 13, 2015Mitchell County, Texas

NWS Midland/Odessa, TX issued this special weather statement at Apr 13, 2015, 3:03 PM CDT for Mitchell County, Texas. It was in force for 27 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: Apr 13, 2015, 3:03 PM CDT (20:03 UTC)
Expired: Apr 13, 2015, 3:30 PM CDT
In force: 27 min
Issued by: NWS Midland/Odessa, TX

County Mitchell County, TX

The radar

The San Angelo radar (KSJT), 115 km from the middle of the area, began a volume at 20:03 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

Midland Regional, TX (KMAF), launched 12:00Z, 8.1 hours before the alert went out and 130 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: 54 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 1055 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: -27 m²/s²
0-3 km storm-relative helicity: 36 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Midland/Odessa, TX wrote its last area forecast discussion before this special weather statement went out at Apr 13, 2:02 PM CDT, 1 hour 1 minute earlier.

Area forecast discussion, Apr 13, 2:02 PM CDT, 1 hour 1 minute before

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Hazardous weather outlook, Apr 13, 2:21 PM CDT, 42 minutes before

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In the hours before

Local storm report, Apr 13, 12:56 PM CDT, 2 hours 7 minutes before

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Special weather statement, Apr 13, 1:32 PM CDT, 1 hour 31 minutes before

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Local storm report, Apr 13, 2:16 PM CDT, 47 minutes before

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Special weather statement, Apr 13, 3:03 PM CDT, 0 minutes before

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The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 12, 7:10 PM CDT	Special Weather Statement	MAF	Glasscock	65 min
Apr 12, 7:28 PM CDT	Special Weather Statement	MAF	Reagan	32 min
Apr 12, 7:58 PM CDT	Special Weather Statement	MAF	Borden	32 min
Apr 12, 8:04 PM CDT	Special Weather Statement	MAF	Howard, Mitchell	26 min
Apr 12, 8:33 PM CDT	Special Weather Statement	MAF	Borden	27 min
Apr 13, 7:17 AM CDT	Areal Flood Advisory	MAF	Gaines	3 hr
Apr 13, 10:01 AM CDT	Areal Flood Advisory	MAF	Dawson, Gaines	3 hr
Apr 13, 10:19 AM CDT	Flash Flood Watch	MAF	Andrews, Borden, Crane, Dawson, Ector, Gaines and 10 more	11 hr
Apr 13, 12:10 PM CDT	Flash Flood Warning	MAF	Borden, Dawson, Gaines	4 hr
Apr 13, 1:32 PM CDT	Special Weather Statement	MAF	Howard	28 min
Apr 13, 2:05 PM CDT	Areal Flood Advisory	MAF	Howard, Mitchell	3 hr
Apr 13, 3:23 PM CDT	Flash Flood Warning	MAF	Borden, Dawson, Gaines, Howard, Mitchell, Scurry	3 hr
Apr 13, 3:48 PM CDT	Special Weather Statement	MAF	Mitchell	27 min
Apr 13, 3:59 PM CDT	Flash Flood Warning	MAF	Mitchell	3 hr
Apr 13, 4:09 PM CDT	Areal Flood Advisory	MAF	Crane, Reagan, Upton	3 hr
Apr 13, 5:03 PM CDT	Areal Flood Advisory	MAF	Borden, Scurry	3 hr
Apr 13, 5:07 PM CDT	Areal Flood Advisory	MAF	Glasscock, Midland, Reagan, Upton	3 hr

Nearby

Special Weather Statements in Texas, 2015 Every 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.