Rangeland Fire Danger Forecast
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
863 FNUS63 KFSD 230942 RFDFSD Rangeland Fire Danger Statement National Weather Service Sioux Falls SD Issued by National Weather Service Aberdeen SD 342 AM CST Sun Nov 23 2025 .DISCUSSION... The ridge of high pressure overhead to start the day will exit across Iowa as a trough of low pressure moves across central South Dakota. Dry weather will continue. Winds today will be out of the south 10 to 15 mph with gusts up to around 25 mph. Relative humidity values will fall to around 50 percent, except fall into the 35 to 45 percent range west of the James River. Increased moisture will move in Monday and remain through the rest of the week. Patchy fog is expected Monday morning over much of the area. There is around a 40 percent chance of light rain over far southeastern South Dakota, northwestern Iowa, and southwestern Minnesota on Monday. Total rainfall amounts are expected to stay under a tenth of an inch. After light winds around 10 mph an hour Monday, they will increase Monday night. Winds Tuesday will be out of the northwest gusting 25 to 35 mph over far northeastern Nebraska, southwestern Minnesota, and northwestern Iowa. The strongest winds, gusting 35 to around 45 mph will be west of the James River. MNZ071-072-080-081-090-097-NEZ013-014-SDZ040-050-055>070-231245- Lincoln-Lyon-Murray-Cottonwood-Jackson-Pipestone-Dixon-Dakota- Brookings-Gregory-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook- Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton- Clay- ...HIGH FIRE DANGER... The Grassland Fire Danger Index will reach the high category this afternoon. Unfavorable weather conditions and low moisture content of grasses, and other dry organic material on the ground, indicate that there is a high potential for a fire to spread.. Outdoor burning should be restricted to early morning or evening hours, when wind speeds are usually lower and the relative humidity is higher. OUTLOOK FOR MONDAY 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. $$ IAZ001>003-012>014-020>022-031-032-MNZ089-098-SDZ038-039-052>054- 071-231245- Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Nobles-Rock-Beadle-Kingsbury-Jerauld- Sanborn-Miner-Union- ...MODERATE FIRE DANGER... The Grassland Fire Danger Index will reach the moderate category this afternoon. Marginal weather conditions or lowering moisture content of grasses, and other dry organic material on the ground, indicate that there is some potential for a fire to spread. Any outdoor burning should be closely monitored. OUTLOOK FOR MONDAY AFTERNOON...The Grassland Fire Danger Index will reach the low category. The grassland fire danger product reflects fire danger for native grasses. It is not intended for cured agricultural crops, nor will it reflect conditions in road ditches which have been mowed. $$ 06