Alert archive / Tennessee / Frost Advisories in 2006

Frost Advisory 1, NWS Memphis, TN

April 8, 200618 counties in Tennessee; Tishomingo County, Mississippi; 7 counties in Arkansas

NWS Memphis, TN issued this frost advisory at Apr 8, 2006, 3:16 PM CDT for 18 counties in Tennessee; Tishomingo County, Mississippi; 7 counties in Arkansas. It took effect at Apr 9, 2006, 12:00 AM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Apr 8, 2006, 3:16 PM CDT (20:16 UTC)
In effect from: Apr 9, 2006, 12:00 AM CDT
Expired: Apr 9, 2006, 9:00 AM CDT
In force: 9 hr
Issued by: NWS Memphis, TN

All 26 counties

Clay County, AR, Craighead County, AR, Greene County, AR, Lawrence County, AR, Mississippi County, AR, Poinsett County, AR, Randolph County, AR, Tishomingo County, MS, Carroll County, TN, Chester County, TN, Crockett County, TN, Decatur County, TN, Dyer County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, McNairy County, TN, Obion County, TN, Tipton County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 70 km from the middle of the area, began a volume at 20:17 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

Birmingham, AL (KBMX), launched 12:00Z, 8.3 hours before the alert went out and 373 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: 45 J/kg
Mixed-layer CIN: -218 J/kg
Mixed-layer LCL: 1050 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: -123 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Memphis, TN wrote its last area forecast discussion before this frost advisory went out at Apr 8, 2:06 PM CDT, 1 hour 10 minutes earlier.

Area forecast discussion, Apr 8, 2:06 PM CDT, 1 hour 10 minutes before

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Hazardous weather outlook, Apr 8, 3:05 PM CDT, 11 minutes before

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In the hours before

Local storm report, Apr 8, 2:04 PM CDT, 1 hour 12 minutes before

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The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 7, 7:48 PM CDT	Severe Thunderstorm Warning	MEG	Obion, Weakley	14 min
Apr 7, 7:02 PM CDT	Severe Thunderstorm Warning	MEG	Yalobusha	28 min
Apr 7, 7:11 PM CDT	Tornado Warning	MEG	Chickasaw	49 min
Apr 7, 7:16 PM CDT	Severe Thunderstorm Warning	MEG	Pontotoc, Union	29 min
Apr 7, 7:17 PM CDT	Tornado Warning	MEG	Itawamba	28 min
Apr 7, 7:24 PM CDT	Tornado Warning	MEG	Union	26 min
Apr 7, 7:29 PM CDT	Severe Thunderstorm Warning	MEG	Calhoun	31 min
Apr 7, 7:41 PM CDT	Tornado Warning	MEG	Itawamba	34 min
Apr 7, 7:49 PM CDT	Tornado Warning	MEG	Monroe	41 min
Apr 7, 7:59 PM CDT	Severe Thunderstorm Warning	MEG	Lee	31 min
Apr 7, 8:10 PM CDT	Tornado Warning	MEG	Itawamba	50 min
Apr 7, 8:12 PM CDT	Tornado Warning	MEG	Pontotoc	33 min
Apr 7, 8:29 PM CDT	Severe Thunderstorm Warning	MEG	Lee	31 min
Apr 7, 8:44 PM CDT	Severe Thunderstorm Warning	MEG	Pontotoc	16 min
Apr 7, 8:53 PM CDT	Tornado Warning	MEG	Itawamba	37 min
Apr 7, 8:57 PM CDT	Severe Thunderstorm Warning	MEG	Chickasaw, Monroe	33 min
Apr 7, 9:39 PM CDT	Severe Thunderstorm Warning	MEG	Monroe	36 min
Apr 7, 10:42 PM CDT	Severe Thunderstorm Warning	MEG	Calhoun	18 min

Nearby

Frost Advisories in Tennessee, 2006 Frost Advisories in Arkansas, 2006 Frost Advisories in Mississippi, 2006 Every frost advisory in 2006

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.