Alert archive / Texas / Frost Advisories in 2005

Frost Advisory 1, NWS Amarillo, TX

October 6, 20054 counties in Texas; Beaver County, Texas County, Oklahoma

NWS Amarillo, TX issued this frost advisory at Oct 6, 2005, 2:06 PM CDT for 4 counties in Texas; Beaver County, Texas County, Oklahoma. It took effect at Oct 7, 2005, 12:00 AM CDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Oct 6, 2005, 2:06 PM CDT (19:06 UTC)
In effect from
Oct 7, 2005, 12:00 AM CDT
Expired
Oct 7, 2005, 10:00 AM CDT
In force
10 hr
Issued by
NWS Amarillo, TX

Counties Beaver County, OK, Texas County, OK, Dallam County, TX, Hansford County, TX, Hartley County, TX, Sherman County, TX

The radar

The Amarillo radar (KAMA), 126 km from the middle of the area, began a volume at 19:10 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 12:00Z, 7.1 hours before the alert went out and 226 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 12:00Z on 2005-10-06Temperature 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 12:00Z on 2005-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
1217 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 6, 2:06 PM CDTFreeze WarningAMAArmstrong, Carson, Dallam, Deaf Smith, Gray, Hartley and 7 more18 days

Nearby

Frost Advisories in Texas, 2005Frost Advisories in Oklahoma, 2005Every frost advisory in 2005

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.