FNUS63 KFSD 180838 RFDFSD Rangeland Fire Danger Statement National Weather Service Sioux Falls SD 338 AM CDT Mon May 18 2026 .DISCUSSION... Showers and isolated thunderstorms return to the area early this afternoon and continue through tonight with breezy winds. A few strong to severe storms are possible along/southeast of a Wayne to Sheldon to Windom line. Locally heavy rain is possible with thunderstorms. Dry conditions return through mid week, although recent widespread rainfall and cooler temperatures preclude any significant fire concerns. Periodically breezy conditions remain through the week. Shower and storm chances return Thursday through Friday. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-050-052>071-181145- Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory- Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson- McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme- Yankton-Union- ...LOW FIRE DANGER... The Grassland Fire Danger Index will reach the low category this afternoon. Favorable weather conditions or a high moisture content of grasses, and other dry organic material on the ground, indicate that the probability of a fast moving fire is low. Outdoor burning under these conditions can usually be with reasonable safety precautions, but should be monitored. OUTLOOK FOR TUESDAY AFTERNOON...The Grassland Fire Danger Index will reach the low category. The grassland fire danger product reflects fire danger for native grasses. It is not intended for cured agricultural crops, nor will it reflect conditions in road ditches which have been mowed. $$