Alert archive / Mississippi / Flash Flood Watches in 2006

Flash Flood Watch 2, NWS Memphis, TN

October 15, 200615 counties in Mississippi; Phillips County, Arkansas

NWS Memphis, TN issued this flash flood watch at Oct 15, 2006, 2:45 PM CDT for 15 counties in Mississippi; Phillips County, Arkansas. It took effect at Oct 16, 2006, 1:00 PM CDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Oct 15, 2006, 2:45 PM CDT (19:45 UTC)
In effect from
Oct 16, 2006, 1:00 PM CDT
Expired
Oct 17, 2006, 3:31 AM CDT
In force
15 hr
Issued by
NWS Memphis, TN
Flood severity
None

Counties Phillips County, AR, Calhoun County, MS, Chickasaw County, MS, Coahoma County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Monroe County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Tallahatchie County, MS, Tishomingo County, MS, Union County, MS, Yalobusha County, MS

The radar

The Columbus AFB radar (KGWX), 102 km from the middle of the area, began a volume at 19:45 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, 7.8 hours before the alert went out and 266 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, Birmingham, AL at 12:00Z on 2006-10-15Temperature 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, Birmingham, AL at 12:00Z on 2006-10-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 square meters per square second.1939587897117Sfc1 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
2483 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 14, 8:52 PM CDTFrost AdvisoryMEGCarroll, Chester, Crockett, Dyer, Gibson, Hardeman and 7 more11 hr
Oct 14, 8:52 PM CDTFreeze WarningMEGCarroll, Chester, Crockett, Decatur, Gibson, Hardin and 6 more11 hr

Nearby

Flash Flood Watches in Mississippi, 2006Flash Flood Watches in Arkansas, 2006Every flash flood watch 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.