Summary for January 30 1999:Low pressure at the surface and in the upper atmosphere over southern Oklahoma caused a conveyor belt of rain and embedded thunderstorms to move from south to north across northwest Arkansas on January 30. One of the embedded thunderstorms produced an isolated report of marginally severe hail.
Every event with a place to put it; 1 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 TSA wrote it up.
Summary for January 30 1999:Low pressure at the surface and in the upper atmosphere over southern Oklahoma caused a conveyor belt of rain and embedded thunderstorms to move from south to north across northwest Arkansas on January 30. One of the embedded thunderstorms produced an isolated report of marginally severe hail. The tight pressure gradient in advance of the low pressure center also caused a brief period of high winds in Washington County.
The national radar mosaic for the moment the first event began.
1 high wind, 1 hail. Local standard time, as filed.
Strong gradient winds gusting near 50 to 60 mph blew over several trees and power lines in the Fayetteville and Springdale areas. The ASOS at Fayetteville's Drake Field measured a peak wind gust of 43 knots (49 mph) from the east at 1128 AM.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arkansas in 1999Every state in 1999This day in weather historyWarnings in Arkansas, January 1999
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 2026-10-01. Each event’s entry at NCEI: 5678859, 5678858.