Alert archive / Arkansas / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 314, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Oct 18, 2004, 5:14 PM CDT for Jackson County, Arkansas. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2004, 5:14 PM CDT (22:14 UTC)
- Expired
- Oct 18, 2004, 5:45 PM CDT
- In force
- 31 min
- Issued by
- NWS Little Rock, AR
- Area
- Counties, with a storm outline in the text
County Jackson County, AR
The radar
The Memphis radar (KNQA), 125 km from the middle of the area, began a volume at 22:18 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 18, 4:05 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 10.2 hours before the alert went out and 143 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
- 1504 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 520 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 390 m²/s²
- 0-3 km storm-relative helicity
- 482 m²/s²
- Significant tornado parameter
- 3.3
- Supercell composite
- 16.6
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 18, 3:20 PM CDT, 1 hour 54 minutes earlier.
Area forecast discussion, Oct 18, 3:20 PM CDT, 1 hour 54 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LITTLE ROCK AR 320 PM CDT MON OCT 18 2004 .DISCUSSION... PLENTY OF ACTIVE WEATHER THIS MORNING...WITH NUMEROUS WARNINGS ISSUED. STORM SURVEYS BEING CONDUCTED THIS AFTERNOON FOR DAMAGE SEEN IN SALINE COUNTY. WARM FRONT IN SOUTHERN MISSOURI...WITH A DRY LINE IN EASTERN OKLAHOMA. DRY LINE WILL MOVE EAST LATE THIS AFTERNOON/EARLY TONIGHT. ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS WILL DEVELOP THIS EVENING...BUT NOT LOOKING AT WIDESPREAD SEVERE WEATHER. COULD SEE SOME HEAVY RAINFALL AGAIN...ESPECIALLY IN THE SOUTHWEST...BUT DUE TO UNCERTAINTY...HAVE NOT INCLUDED IN ZONES. DID INCREASE QPF AMOUNTS THOUGH. ACTIVITY WILL MOVE TO THE EAST/NORTHEAST TUESDAY AS UPPER TROUGH MOVES INTO THE GREAT LAKES REGION. KEPT SOME POPS IN THE EAST/SOUTHEAST...DECREASING IN THE AFTERNOON AND EVENING HOURS. DECREASED POPS WEDNESDAY...AS UPPER RIDGE MOVES OVERHEAD AND MOISTURE IS LIMITED.. DID NOT FEEL CONFIDENT PULLING POPS ALL TOGETHER...BUT SHOWED A DOWNWARD TREND. KEPT CHANCE POPS GOING FOR THURSDAY...BUT THESE MAY NEED TO BE DECREASED AS WELL. NEXT SYSTEM MOVES INTO THE STATE FRIDAY...WITH COLD FRONT ENTERING LATE FRIDAY AFTERNOON. WITH THE LOW PRESSURE CENTER HEADING TO THE NORTHEAST...NOT A LOT OF SUPPORT WITH THIS SYSTEM IN REGARDS TO SEVERE WEATHER. STILL ENOUGH LIFT FOR CHANCE OF SHOWERS AND THUNDERSTORMS. FRONT MOVES THROUGH THE STATE SATURDAY...BUT WILL MOVE BACK NORTH ON SUNDAY. DRY WEATHER IN THE FORECAST FOR MONDAY AS UPPER RIDGE MOVES NORTH. TEMPS WILL BE TRICKY DEPENDING ON CLOUD COVER...BUT FOR THE MOST PART WILL BE ABOVE NORMAL. READINGS WILL BEGIN TO COOL DOWN WITH COLD FRONT SATURDAY...BEFORE CLIMBING AGAIN WITH WARM FRONT ON SUNDAY. && .PRELIMINARY POINT TEMPS/POPS... LITTLE ROCK AR 65 84 64 84 / 30 20 20 20 HARRISON AR 59 82 57 82 / 30 10 10 20 HOT SPRINGS AR 65 85 64 85 / 30 20 20 20 PINE BLUFF AR 67 84 65 85 / 40 30 20 20 MOUNTAIN HOME AR 59 81 57 81 / 30 10 10 20 MONTICELLO AR 68 84 66 85 / 50 30 20 20 SEARCY AR 64 83 62 83 / 40 20 20 20 MOUNT IDA AR 65 85 63 85 / 30 20 10 20 RUSSELLVILLE AR 63 83 61 84 / 30 20 10 20 && .LZK WATCHES/WARNINGS/ADVISORIES...NONE. && 58
Hazardous weather outlook, Oct 18, 4:20 PM CDT, 54 minutes before
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Local storm report, Oct 18, 12:48 PM CDT, 4 hours 26 minutes before
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</html>Local storm report, Oct 18, 4:24 PM CDT, 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
424 PM CDT MON OCT 18 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0400 PM HAIL DRASCO 35.63N 91.95W
10/18/2004 1.00 INCH CLEBURNE AR POST OFFICE
&&
22Local storm report, Oct 18, 5:02 PM CDT, 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
502 PM CDT MON OCT 18 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0455 PM HAIL BETHESDA 35.78N 91.78W
10/18/2004 0.75 INCH INDEPENDENCE AR EMERGENCY MNGR
&&
22Local storm report, Oct 18, 5:08 PM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
508 PM CDT MON OCT 18 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0430 PM HAIL SOUTH SIDE 35.70N 91.62W
10/18/2004 0.88 INCH INDEPENDENCE AR EMERGENCY MNGR
&&
22Local storm report, Oct 18, 5:11 PM CDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
511 PM CDT MON OCT 18 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0420 PM HAIL DESHA 35.73N 91.68W
10/18/2004 0.75 INCH INDEPENDENCE AR TRAINED SPOTTER
&&
22The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 5:58 AM CDT | Severe Thunderstorm Warning | LZK | Fulton | 32 min |
| Oct 18, 6:26 AM CDT | Severe Thunderstorm Warning | LZK | Faulkner | 34 min |
| Oct 18, 6:51 AM CDT | Severe Thunderstorm Warning | LZK | Lonoke, White | 39 min |
| Oct 18, 7:04 AM CDT | Severe Thunderstorm Warning | LZK | Saline | 26 min |
| Oct 18, 7:26 AM CDT | Severe Thunderstorm Warning | LZK | Pulaski | 49 min |
| Oct 18, 7:38 AM CDT | Severe Thunderstorm Warning | LZK | White, Woodruff | 52 min |
| Oct 18, 7:54 AM CDT | Flash Flood Warning | LZK | Pulaski | 2 hr |
| Oct 18, 8:45 AM CDT | Severe Thunderstorm Warning | LZK | Saline | 45 min |
| Oct 18, 9:00 AM CDT | Severe Thunderstorm Warning | LZK | Monroe, Woodruff | 45 min |
| Oct 18, 9:17 AM CDT | Tornado Warning | LZK | Pulaski, Saline | 43 min |
| Oct 18, 9:51 AM CDT | Tornado Warning | LZK | Lonoke | 39 min |
| Oct 18, 9:57 AM CDT | Tornado Warning | LZK | Pulaski | 18 min |
| Oct 18, 10:26 AM CDT | Tornado Warning | LZK | Lonoke, Prairie | 64 min |
| Oct 18, 10:53 AM CDT | Flash Flood Warning | LZK | Lonoke | 2 hr |
| Oct 18, 11:14 AM CDT | Flash Flood Warning | LZK | Prairie | 2 hr |
| Oct 18, 11:19 AM CDT | Tornado Warning | LZK | Monroe | 56 min |
| Oct 18, 11:30 AM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Lonoke, Prairie | 45 min |
| Oct 18, 3:50 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne | 40 min |
| Oct 18, 4:12 PM CDT | Severe Thunderstorm Warning | LZK | Independence | 63 min |
| Oct 18, 5:26 PM CDT | Severe Thunderstorm Warning | LZK | Independence | 34 min |
| Oct 18, 5:50 PM CDT | Severe Thunderstorm Warning | LZK | Dallas | 40 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2004Every severe thunderstorm warning in 2004
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.