Alert archive / Arkansas / Tornado Warnings in 2009
Tornado Warning 44, NWS Little Rock, AR
NWS Little Rock, AR issued this tornado warning at Oct 29, 2009, 3:10 PM CDT for Calhoun County, Ouachita County, Arkansas. It was in force for 50 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 29, 2009, 3:10 PM CDT (20:10 UTC)
- Expired
- Oct 29, 2009, 4:00 PM CDT
- In force
- 50 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Calhoun County, AR, Ouachita County, AR
The radar
The Little Rock radar (KLZK), 146 km from the middle of the area, began a volume at 20:11 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 29, 1:51 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 8.2 hours before the alert went out and 157 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
- 387 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 453 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 350 m²/s²
- 0-3 km storm-relative helicity
- 422 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
What forecasters said that day
The local office's own words before this tornado 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 tornado warning went out at Oct 29, 2:27 PM CDT, 43 minutes earlier.
Area forecast discussion, Oct 29, 2:27 PM CDT, 43 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LITTLE ROCK AR 227 PM CDT THU OCT 29 2009 .SHORT TERM...TONIGHT THROUGH SUNDAY NIGHT COLD FRONT CURRENTLY MAKING ITS WAY ACROSS EASTERN OKLAHOMA...WITH SHOWERS/STORMS FIRING ALONG AND AHEAD OF IT. AT THE SAME TIME... WARM SECTOR HAS BEEN EXPANDING OVER THE FORECAST AREA AS THE WARM FRONT HAS ADVANCED NORTHWARD THIS AFTERNOON. INCREASING INSTABILITY OVER SOUTHERN ARKANSAS HAS ALLOWED SHOWERS/STORMS TO BECOME ACTIVE OVER THAT AREA AS WELL. IT/S QUESTIONABLE HOW FAR NORTH STRONG STORM THREAT WILL MAKE IT...AS 18Z SOUNDING FROM KLZK CONTINUES TO SHOW A LOW LEVEL CAPPING INVERSION. BUT WITH INCREASED WARM ADVECTION IN THE LOW LEVELS...THIS WILL CONTINUE TO ERODE BEFORE SUNDOWN. AT THIS POINT...THINK THE SEVERE THREAT WILL MOSTLY BE SOUTH OF I-40... AND LARGELY ISOLATED AT BEST...GIVEN LITTLE OPPORTUNITY FOR SIGNIFICANT SURFACE-BASED DESTABILIZATION. THREAT SHOULD WIND DOWN SHORTLY AFTER SUNSET. BIG FOCUS WILL BE HEAVY RAINFALL THREAT. SLOW MOVING FRONT AND THE SYSTEMS AHEAD OF IT WILL DUMP AS MUCH AS FIVE TO SEVEN INCHES OF RAINFALL OVER MUCH OF CENTRAL AND EASTERN ARKANSAS...WITH TWO TO FOUR INCH AMOUNTS POSSIBLE OVER THE WEST. WILL CONTINUE THE FLASH FLOOD WATCH THROUGH FRIDAY NIGHT...THOUGH PARTS OF IT MAY BE DROPPED EARLIER...AS MODELS INDICATING THINGS WILL BE WINDING DOWN ACROSS THE WEST BY LATE FRIDAY AFTERNOON/EARLY FRIDAY EVENING. UPPER LOW WILL PUSH REMAINING MOISTURE EAST OF THE REGION FRIDAY NIGHT/EARLY SATURDAY...WITH DRY WEATHER RETURNING BY SATURDAY AFTERNOON. HIGH PRESSURE WILL PUSH IN BEHIND THE FRONT...WITH TEMPERATURES MODERATING THROUGH SUNDAY. && .LONG TERM...MONDAY THROUGH THURSDAY A ZONAL FLOW WILL DEVELOP EARLY IN THE PERIOD ACROSS MUCH OF THE U.S. SURFACE HIGH PRESSURE WILL BUILD THROUGH THE MID SOUTH... WILL PROMOTE DRY CONDITIONS. && .PRELIMINARY POINT TEMPS/POPS... BATESVILLE AR 54 54 41 59 / 100 100 60 20 CAMDEN AR 57 58 41 66 / 100 100 50 20 HARRISON AR 49 53 39 58 / 100 60 30 10 HOT SPRINGS AR 56 58 40 63 / 100 90 40 20 LITTLE ROCK AR 57 59 42 63 / 100 100 50 20 MONTICELLO AR 56 59 43 63 / 100 100 70 20 MOUNT IDA AR 51 57 37 62 / 100 80 30 20 MOUNTAIN HOME AR 52 57 38 59 / 100 80 40 20 NEWPORT AR 55 56 43 60 / 100 100 70 20 PINE BLUFF AR 58 60 43 63 / 100 100 60 20 RUSSELLVILLE AR 54 57 37 60 / 100 80 30 20 SEARCY AR 58 57 40 60 / 100 100 60 20 STUTTGART AR 57 59 44 61 / 100 100 70 20 && .LZK WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH THROUGH SATURDAY MORNING FOR ARKANSAS-BAXTER- BOONE-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND-CONWAY-DALLAS- DESHA-DREW-FAULKNER-FULTON-GARLAND-GRANT-HOT SPRING-INDEPENDENCE- IZARD-JACKSON-JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE-MARION- MONROE-MONTGOMERY-NEWTON-OUACHITA-PERRY-PIKE-POLK-POPE-PRAIRIE- PULASKI-SALINE-SCOTT-SEARCY-SHARP-STONE-VAN BUREN-WHITE-WOODRUFF- YELL. && SHORT TERM...57 / LONG TERM...55
Hazardous weather outlook, Oct 29, 5:00 AM CDT, 10 hours 10 minutes before
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</html>In the hours before
Special weather statement, Oct 29, 2:46 PM CDT, 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 246 PM CDT THU OCT 29 2009 ARZ062-063-067-068-292005- BRADLEY-CALHOUN-CLEVELAND-DALLAS- 246 PM CDT THU OCT 29 2009 ...SIGNIFICANT WEATHER ALERT FOR BRADLEY...CALHOUN...CLEVELAND AND DALLAS COUNTIES UNTIL 305 PM CDT... AT 246 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9 MILES NORTH OF HARRELL...MOVING NORTH AT 40 MPH. WIND GUSTS BETWEEN 40 AND 50 MPH ARE EXPECTED WITH THIS STORM. AREAS THAT WILL BE AFFECTED INCLUDE TRI COUNTY LAKE...FORDYCE AND KINGSLAND. TORRENTIAL DOWNPOURS MAY CAUSE LOCALIZED MINOR FLOODING IN LOW LYING AREAS. MOTORISTS SHOULD BE ADVISED TO EXPECT REDUCED VISIBILITY DUE TO THE VERY HEAVY RAIN. 55
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 29, 8:38 AM CDT | River Flood Warning | LZK | Perry | 5 days |
| Oct 29, 9:07 AM CDT | River Flood Warning | LZK | Clark, Hot Spring | 49 hr |
| Oct 29, 9:27 AM CDT | River Flood Warning | LZK | Saline | 47 hr |
| Oct 29, 9:27 AM CDT | River Flood Warning | LZK | Ashley, Bradley, Cleveland, Drew | 8 days |
| Oct 29, 10:20 AM CDT | River Flood Warning | LZK | Randolph | 16 days |
| Oct 29, 10:24 AM CDT | River Flood Warning | LZK | Fulton, Sharp | 48 hr |
| Oct 29, 10:33 AM CDT | River Flood Warning | LZK | Lawrence, Randolph | 69 hr |
| Oct 29, 10:40 AM CDT | River Flood Warning | LZK | Randolph | 66 hr |
| Oct 29, 11:18 AM CDT | River Flood Warning | LZK | Independence | 66 hr |
| Oct 29, 11:28 AM CDT | River Flood Warning | LZK | Prairie, White, Woodruff | 21 days |
| Oct 29, 11:28 AM CDT | River Flood Warning | LZK | Prairie | 21 days |
| Oct 29, 11:33 AM CDT | River Flood Warning | LZK | White | 65 hr |
| Oct 29, 2:08 PM CDT | Severe Thunderstorm Warning | LZK | Bradley, Calhoun, Cleveland, Dallas, Ouachita | 37 min |
| Oct 29, 2:42 PM CDT | River Flood Warning | LZK | Yell | 3 days |
| Oct 29, 3:45 PM CDT | Tornado Warning | LZK | Jefferson | 45 min |
| Oct 29, 3:52 PM CDT | Tornado Warning | LZK | Calhoun, Cleveland, Dallas, Grant, Ouachita | 38 min |
| Oct 29, 4:15 PM CDT | Severe Thunderstorm Warning | LZK | Polk, Scott | 45 min |
| Oct 29, 4:33 PM CDT | Severe Thunderstorm Warning | LZK | Cleveland, Dallas, Grant, Jefferson | 42 min |
| Oct 29, 5:26 PM CDT | Flash Flood Warning | LZK | Calhoun, Clark, Cleveland, Dallas, Grant, Hot Spring and 2 more | 4 hr |
| Oct 29, 5:26 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Logan, Scott, Yell | 49 min |
| Oct 29, 5:39 PM CDT | Severe Thunderstorm Warning | LZK | Grant, Jefferson, Lonoke, Prairie, Pulaski, Saline | 51 min |
| Oct 29, 5:53 PM CDT | Severe Thunderstorm Warning | LZK | Polk | 52 min |
| Oct 29, 6:00 PM CDT | Tornado Warning | LZK | Ouachita | 45 min |
| Oct 29, 6:02 PM CDT | Tornado Warning | LZK | Lonoke, Pulaski | 26 min |
| Oct 29, 6:18 PM CDT | Flash Flood Warning | LZK | Polk, Scott | 3 hr |
| Oct 29, 6:19 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Newton, Pope | 41 min |
| Oct 29, 6:30 PM CDT | Severe Thunderstorm Warning | LZK | Logan, Polk, Scott, Yell | 45 min |
| Oct 29, 6:30 PM CDT | Severe Thunderstorm Warning | LZK | Lonoke, Prairie, White, Woodruff | 45 min |
| Oct 29, 6:35 PM CDT | Tornado Warning | LZK | Cleveland, Dallas, Ouachita | 40 min |
| Oct 29, 6:53 PM CDT | Severe Thunderstorm Warning | LZK | Ouachita | 37 min |
Nearby
Tornado Warnings in Arkansas, 2009Every tornado warning in 2009Tornadoes in 2009
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.