Flash Flood, Johnson
- When
- December 16, 1:30 PM CST to December 17, 2:30 AM CST
- Where
- Johnson County, Countywide
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 35.570, -93.460 (the zone’s center; the record gives no point)
Widespread heavy rains fell from the afternoon of the 16th through the early morning hours of the 17th. Between 3 and 5 inches of rainfall (with locally heavier amounts) over a 36 hour period was common across northern and western Arkansas.
Every event with a place to put it; 6 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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.
Widespread heavy rains fell from the afternoon of the 16th through the early morning hours of the 17th. Between 3 and 5 inches of rainfall (with locally heavier amounts) over a 36 hour period was common across northern and western Arkansas. The heavy rains resulted in flash flooding over a large part of the region. Numerous county roads were flooded or washed out. A number of homes and businesses also sustained damage from the high flood waters.
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 Dec 16, 12:20 PM CST, 1 hour 10 minutes earlier.
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1220 PM CST SUN DEC 16 2001
HEAVY RAIN OVERNIGHT IN NORTHERN/WESTERN ARKANSAS...WITH ONE TO
THREE INCHES COMMON...AND LOCALLY THREE TO FIVE INCHES. HEAVY RAIN
EXPECTED TO CONTINUE THIS AFTERNOON...WITH FLASH FLOODING LIKELY.
FARTHER SOUTHEAST...NOT AS MUCH RAIN OVERNIGHT...BUT PRECIPITATION
EXPECTED TO BECOME MORE WIDESPREAD THIS AFTERNOON. STORM SYSTEM IN
TEXAS WILL MOVE INTO THE STATE...AND WILL DRAG A COLD FRONT INTO THE
SOUTHEAST. SHOWERS/THUNDERSTORMS DEVELOPING ALONG THE FRONT...WITH
SOME STORMS POSSIBLY SEVERE. DOWNPOURS WILL FALL ON AN ALREADY
SATURATED GROUND DUE TO RECENT HEAVY RAIN EVENTS...WITH FLASH
FLOODING POSSIBLE.
STORM SYSTEM WILL NOT ARRIVE UNTIL AT LEAST THIS EVENING...SO
EXTENDED FLASH FLOOD WATCH INTO TONIGHT. POTENTIALLY DANGEROUS
SITUATION CONSIDERING HOW WIDESPREAD FLOODING COULD BECOME.
ALSO...RIVER FLOODING ONGOING/EXPECTED TO OCCUR. THIS WILL SLOW DOWN
THE DRAINAGE PROCESS...WITH FUTURE RAIN HAVING NOWHERE TO GO. THIS
WILL INCREASE FLASH FLOOD THREAT. (46)
.LIT...FLASH FLOOD WATCH THROUGH TONIGHT FOR ALL OF LITTLE ROCK
COUNTY WARNING AREA...
ARZONES 3>7-12>16-21>25-30>34-37>47-52>57-62>69The Western Arkansas radar (KSRX), 87 km away, was scanning. The volume nearest the first event began at 19:29 UTC.
6 flash flood. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arkansas in 2001Every state in 2001This day in weather historyWarnings in Arkansas, December 2001
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: 5275413, 5275414, 5275415, 5275416, 5275417, 5275418.