Heavy rainfall on the 7th and 8th caused minor flooding along the Cache River at Patterson.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS LZK wrote it up.
Heavy rainfall on the 7th and 8th caused minor flooding along the Cache River at Patterson.
The local office's own words before the first event, 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 the first event at May 8, 5:40 AM CST, 20 minutes earlier.
AREA FORECAST DISCUSSION...UPDATE FOR AVIATION NATIONAL WEATHER SERVICE LITTLE ROCK AR 640 AM CDT TUE MAY 8 2012 .AVIATION... OVERALL VFR CONDITIONS EXPECTED NEXT 24 HOURS. SCATTERED CONVECTION OVER WESTERN AR DRIFTING EAST AND MAY EFFECT KHOT...KM89 AS WELL AS PATCHY MVFR CEILINGS. MAY REACH KLIT LATER IN THE MORNING. DUE TO UNCERTAINTY USED VCSH OR VCTS. IN THE AFTERNOON ISOLATED SHOWERS AND A FEW THUNDERSTORMS MAY BE POSSIBLE MAINLY OVER SOUTH AR AND EFFECT KPBF...KM89 AND KLLQ. STILL ONLY USED VCTS DUE TO UNCERTAINTY. THE WEAK FRONT WILL SLOWLY SAG SOUTH TODAY AND BE AND MAIN FOCUS FOR ANY CONVECTION. OTHERWISE WINDS WILL BE NW TO NE AT 4 TO 10 KNOTS THIS MORNING BECOMING 6 TO 12 KNOTS THIS AFTERNOON. ANY CONVECTION SHOULD GRADUALLY DRIFT SE THIS EVENING AND BE MAINLY OVER SOUTHERN AR. (59) && .PREV DISCUSSION... /ISSUED 347 AM CDT TUE MAY 8 2012/ .SHORT TERM...TODAY THROUGH FRIDAY NIGHT WEAK COLD FRONT CURRENTLY STRETCHING FROM SOUTH OF MEMPHIS...TO STUTTGART...ARKADELPHIA AND DE QUEEN...BEFORE MOVING SOUTH TO NEAR DALLAS. THERE IS A THIN LINE OF SHOWERS ASSOCIATED WITH THE FRONT...JUST SOUTH OF I-40...THAT CONTINUES MOVE SLOWLY MOVE SOUTHEAST. AREA OF THUNDERSTORMS HAS DEVELOPED JUST NORTH OF THE FRONT ACROSS THE RED RIVER VALLEY...AND THIS WILL MOVE EAST ALONG THE BOUNDARY TODAY. THERE WILL BE A SHARP RAINFALL GRADIENT ACROSS CENTRAL ARKANSAS TODAY...WITH DRY CONDITIONS ACROSS THE NORTH...WITH SCATTERED CONVECTION ACROSS THE SOUTH. HAVE KEPT ISOLATED RAIN CHANCES ACROSS THE LITTLE ROCK AREA...WITH SLIGHTLY HIGHER CHANCES ACROSS THE SOUTHWEST AND SOUTH. FRONT WILL BE SLOW TO CLEAR THE STATE...AS UPPER TROUGH OVER THE GREAT LAKES WILL NOT MOVE EAST OF THE AREA UNTIL WEDNESDAY. RAIN CHANCES WILL BE CONFINED TO THE SOUTHERN THIRD OF THE STATE TONIGHT...AND SLOWLY MOVING OUT OF THE AREA WEDNESDAY. CANADIAN HIGH PRESSURE WILL MOVE IN BEHIND THE FRONT...WITH MUCH COOLER TEMPERATURES IN THE SHORT TERM COMPARED TO LAST WEEK. HIGHS WILL BE IN THE 70S TO THE LOWER 80S...WITH OVERNIGHT LOWS MAINLY IN THE 50S. UPPER LOW...CURRENTLY NEAR LAS VEGAS...WILL SLOWLY MOVE ACROSS THE SOUTHERN PLAINS THROUGH THE SHORT TERM...AND BRING AN INCREASE IN CLOUDS FRIDAY NIGHT...AND WILL AFFECT THE STATE INTO THE LONG TERM. && .LONG TERM...SATURDAY THROUGH MONDAY THE EXTENDED FORECAST WILL BE A BIT UNSETTLED WITH A SLIGHT CHANCE OF CONVECTION EACH DAY. SATURDAY WILL SEE A FRONT SLOWLY APPROACH AR FROM THE NORTHWEST...AND HANG UP FROM NE OK...TO S MO SUNDAY...AND THEN STALL OVER THE AREA THROUGH MONDAY. THE UPPER PATTERN WILL DEVELOP AN OVERALL UPPER TROUGH OVER THE SOUTHERN PLAINS AND THIS WILL SLOW THE BOUNDARY AND ALLOW IT OUT OVER THE SOUTHERN PLAINS. UNCERTAINTY DOES EXIST WITH THE OVERALL PATTERN ON THE MOVEMENT OF THE BOUNDARY...SO CONFIDENCE IN THE DETAILS IS LOW. TEMPERATURES WILL BE MUCH CLOSER TO NORMAL VALUES WITH HIGHS MAINLY IN THE 70S...LOWS IN THE MID 50S TO 60S. && .LZK WATCHES/WARNINGS/ADVISORIES...NONE. && SHORT TERM...58 / LONG TERM...59
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CDT TUE MAY 8 2012 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-091000- 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- 500 AM CDT TUE MAY 8 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT THE COLD FRONT WILL CONTINUE TO SLOWLY SAG SOUTH TODAY AND TONIGHT AND EVENTUALLY REACH NEAR THE ARKANSAS AND LOUISIANA STATE LINE. ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO BE POSSIBLE ALONG AND SOUTH OF THE BOUNDARY. THE OVERALL THREAT OF STRONG TO SEVERE STORMS WILL BE LOW...AND ONLY AN ISOLATED SEVERE STORM WILL BE POSSIBLE. THE MAIN THREATS WILL BE HAIL AND WINDS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY DRY CONDITIONS ARE MAINLY EXPECTED FROM WEDNESDAY THROUGH FRIDAY. THE NEXT CHANCE OF RAIN WILL BE SATURDAY THROUGH MONDAY AS THE NEXT FRONT APPROACHES THE STATE AND DRIFTS INTO THE AREA. AT THIS TIME THE THREAT OF ANY SEVERE STORMS WILL BE LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 59
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Heavy Rainfall on the 7th and 8th caused minor flooding along the Cache River at Patterson. The river crested at 9.36 feet on the 13th.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arkansas in 2012Every state in 2012This day in weather historyWarnings in Arkansas, May 2012
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 375291.