Alert archive / Texas / Mesoscale Discussions in 2017

Mesoscale Discussion 47

January 14, 20179 counties in Kansas; 6 counties in Oklahoma; 10 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jan 14, 2017, 9:35 PM CST for 9 counties in Kansas; 6 counties in Oklahoma; 10 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jan 14, 2017, 9:35 PM CST (03:35 UTC)
Expired
Jan 15, 2017, 3:30 AM CST
In force
6 hr
Issued by
the Storm Prediction Center
All 25 counties

Barber County, KS, Clark County, KS, Comanche County, KS, Ford County, KS, Harper County, KS, Kingman County, KS, Kiowa County, KS, Meade County, KS, Pratt County, KS, Alfalfa County, OK, Beaver County, OK, Ellis County, OK, Harper County, OK, Woods County, OK, Woodward County, OK, Carson County, TX, Gray County, TX, Hansford County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Moore County, TX, Ochiltree County, TX, Potter County, TX, Roberts County, TX

The radar

The Dodge City radar (KDDC), 134 km from the middle of the area, began a volume at 03:39 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

Dodge City, (KDDC), launched 00:00Z, 3.6 hours before the alert went out and 135 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, Dodge City, at 00:00Z on 2017-01-15Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 00:00Z on 2017-01-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 square meters per square second.1939587897Sfc1 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
552 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 15, 1:55 AM CSTMesoscale DiscussionSPCBarton, Clay, Cloud, Dickinson, Ellis, Ellsworth and 24 more6 hr
Jan 15, 2:02 AM CSTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Coffey, Douglas, Franklin and 10 more5 hr
Jan 15, 9:02 AM CSTMesoscale DiscussionSPCAtchison, Brown, Clay, Cloud, Decatur, Dickinson and 28 more5 hr
Jan 15, 9:43 AM CSTMesoscale DiscussionSPCBarber, Barton, Clark, Comanche, Edwards, Ellis and 28 more4 hr
Jan 15, 1:59 PM CSTMesoscale DiscussionSPCBarton, Brown, Clark, Clay, Cloud, Doniphan and 45 more5 hr
Jan 15, 12:57 PM CSTMesoscale DiscussionSPCConcho, Crockett, Edwards, Irion, Kimble, McCulloch and 5 more3 hr
Jan 15, 2:54 PM CSTSevere Thunderstorm WatchSPCBandera, Brown, Callahan, Coke, Coleman, Concho and 26 more7 hr
Jan 15, 3:00 PM CSTMesoscale DiscussionSPCBrazos, Burleson, Falls, Freestone, Leon, Limestone and 5 more90 min
Jan 15, 5:20 PM CSTMesoscale DiscussionSPCBastrop, Bell, Blanco, Bosque, Burnet, Collin and 24 more115 min

Nearby

Mesoscale Discussions in Texas, 2017Mesoscale Discussions in Kansas, 2017Mesoscale Discussions in Oklahoma, 2017Every mesoscale discussion in 2017

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.