Alert archive / Arkansas / Wind Advisories in 2007
Wind Advisory 9, NWS Memphis, TN
NWS Memphis, TN issued this wind advisory at Oct 18, 2007, 11:15 AM CDT for 12 counties in Arkansas; Dunklin County, Pemiscot County, Missouri. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2007, 11:15 AM CDT (16:15 UTC)
- Expired
- Oct 18, 2007, 6:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Memphis, TN
Counties Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Lawrence County, AR, Lee County, AR, Mississippi County, AR, Phillips County, AR, Poinsett County, AR, Randolph County, AR, St. Francis County, AR, Dunklin County, MO, Pemiscot County, MO
The radar
The Memphis radar (KNQA), 71 km from the middle of the area, began a volume at 16:15 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
Little Rock, AR (KLZK), launched 12:00Z, 4.3 hours before the alert went out and 107 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.
- Mixed-layer CAPE
- 263 J/kg
- Mixed-layer CIN
- -140 J/kg
- Mixed-layer LCL
- 864 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 197 m²/s²
- 0-3 km storm-relative helicity
- 232 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS74 KMEG 181615 NPWMEG URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEMPHIS TN 1115 AM CDT THU OCT 18 2007 .STRONG SOUTHWESTERLY WINDS EXPECTED ACROSS EASTERN ARKANSAS AND THE MISSOURI BOOTHEEL THIS AFTERNOON... ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-182300- /O.NEW.KMEG.WI.Y.0009.071018T1615Z-071018T2300Z/ RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI- CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT- INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO... HARRISBURG...BLYTHEVILLE...WYNNE...WEST MEMPHIS...FORREST CITY... HELENA...KENNETT...CARUTHERSVILLE 1115 AM CDT THU OCT 18 2007 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON. WIND SPEEDS OF AROUND 25 MPH HAS ALREADY BEEN OBSERVED OVER PORTIONS OF EAST ARKANSAS AND THE MISSOURI BOOTHEEL. EXPECT SPEEDS TO INCREASE DURING THE AFTERNOON HOURS OVER THIS AREA THUS AN WIND ADVISORY HAS BEEN ISSUED FOR EAST ARKANSAS AND THE MISSOURI BOOTHEEL FOR THIS AFTERNOON. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ KRM
1 follow-up statement
000 WWUS74 KMEG 182243 NPWMEG URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEMPHIS TN 543 PM CDT THU OCT 18 2007 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-182345- /O.EXP.KMEG.WI.Y.0009.000000T0000Z-071018T2300Z/ RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI- CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT- INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO... HARRISBURG...BLYTHEVILLE...WYNNE...WEST MEMPHIS...FORREST CITY... HELENA...KENNETT...CARUTHERSVILLE 543 PM CDT THU OCT 18 2007 ...WIND ADVISORY WILL EXPIRE AT 6 PM CDT THIS AFTERNOON... THE WIND ADVISORY WILL EXPIRE AT 6 PM CDT THIS AFTERNOON. $$
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 8:31 PM CDT | Severe Thunderstorm Warning | MEG | Lee, St. Francis | 29 min |
| Oct 18, 1:12 AM CDT | Severe Thunderstorm Warning | MEG | Clay, Lawrence, Randolph | 33 min |
| Oct 18, 3:06 AM CDT | Tornado Warning | MEG | Crittenden | 54 min |
| Oct 18, 3:50 AM CDT | Tornado Warning | MEG | Mississippi | 39 min |
| Oct 18, 5:59 PM CDT | Severe Thunderstorm Warning | MEG | Clay | 31 min |
| Oct 18, 6:37 PM CDT | Severe Thunderstorm Warning | MEG | Mississippi | 38 min |
| Oct 18, 6:03 PM CDT | Severe Thunderstorm Warning | MEG | Dunklin | 42 min |
| Oct 18, 6:33 PM CDT | Severe Thunderstorm Warning | MEG | Pemiscot | 42 min |
Nearby
Wind Advisories in Arkansas, 2007Wind Advisories in Missouri, 2007Every wind advisory in 2007
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.