Alert archive / South Dakota / Red Flag Warnings in 2026
Red Flag Warning 13, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this red flag warning at May 13, 2026, 1:54 PM CDT for 4 states. It took effect at May 14, 2026, 10:00 AM CDT. It was in force for 10 hr. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 13, 2026, 1:54 PM CDT (18:54 UTC)
- In effect from
- May 14, 2026, 10:00 AM CDT
- Expired
- May 14, 2026, 8:06 PM CDT
- In force
- 10 hr
- Issued by
- NWS Sioux Falls, SD
All 36 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Bon Homme County, SD, Brookings County, SD, Clay County, SD, Hanson County, SD, Hutchinson County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 33 km from the middle of the area, began a volume at 18:52 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 14, 10:42 AM CDT | NON-TSTM WND GST 59 | 2 Nw Tripp, SD | Mesonet station 26 SD RWIS Tripp. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 6.9 hours before the alert went out and 275 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1211 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
699 WWUS83 KFSD 131854 RFWFSD URGENT - FIRE WEATHER MESSAGE National Weather Service Sioux Falls SD 154 PM CDT Wed May 13 2026 MNZ071-072-080-097-SDZ039-040-054>056-141015- /O.NEW.KFSD.FW.W.0013.260514T1500Z-260515T0000Z/ /O.NEW.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Lincoln-Lyon-Murray-Pipestone-Kingsbury-Brookings-Miner-Lake- Moody- 154 PM CDT Wed May 13 2026 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA SOUTHWEST MINNESOTA NORTHWEST IOWA AND NORTHEAST NEBRASKA... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL AND EAST CENTRAL SOUTH DAKOTA AND WESTERN MINNESOTA... The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 10 AM to 7 PM CDT Thursday. A Fire Weather Watch has also been issued. This Fire Weather Watch for wind and low relative humidity is in effect from Friday morning through Friday evening. * AFFECTED AREA...In Minnesota, Lincoln, Lyon, Murray and Pipestone. In South Dakota, Kingsbury, Brookings, Miner, Lake and Moody. * WINDS...Southwest 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-098-NEZ013-014- SDZ060>062-065>071-141015- /O.NEW.KFSD.FW.W.0013.260514T1500Z-260515T0000Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Rock-Dixon- Dakota-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln- Bon Homme-Yankton-Union- 154 PM CDT Wed May 13 2026 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA SOUTHWEST MINNESOTA NORTHWEST IOWA AND NORTHEAST NEBRASKA... The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 10 AM to 7 PM CDT Thursday. * AFFECTED AREA...In Iowa, Lyon, Osceola, Dickinson, Sioux, O'Brien, Clay, Plymouth, Cherokee, Buena Vista, Woodbury and Ida. In Minnesota, Cottonwood, Nobles, Jackson and Rock. In Nebraska, Dixon and Dakota. In South Dakota, Hanson, McCook, Minnehaha, Hutchinson, Turner, Lincoln, Bon Homme, Yankton, Clay and Union. * WINDS...South 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 24 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ SDZ038-052-053-141015- /O.NEW.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Beadle-Jerauld-Sanborn- 154 PM CDT Wed May 13 2026 ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL AND EAST CENTRAL SOUTH DAKOTA AND WESTERN MINNESOTA... The National Weather Service in Sioux Falls has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Friday morning through Friday evening. * AFFECTED AREA...In South Dakota, Beadle, Jerauld and Sanborn. * WINDS...Northwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 17 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
5 follow-up statements
766 WWUS83 KFSD 140217 RFWFSD URGENT - FIRE WEATHER MESSAGE National Weather Service Sioux Falls SD 917 PM CDT Wed May 13 2026 MNZ071-072-080-097-SDZ039-040-054>056-141100- /O.CON.KFSD.FW.W.0013.260514T1500Z-260515T0000Z/ /O.CON.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Lincoln-Lyon-Murray-Pipestone-Kingsbury-Brookings-Miner-Lake- Moody- 917 PM CDT Wed May 13 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA SOUTHWEST MINNESOTA NORTHWEST IOWA AND NORTHEAST NEBRASKA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL AND EAST CENTRAL SOUTH DAKOTA AND WESTERN MINNESOTA... * AFFECTED AREA...In Minnesota, Lincoln, Lyon, Murray and Pipestone. In South Dakota, Kingsbury, Brookings, Miner, Lake and Moody. * WINDS...Southwest 25 to 35 mph with gusts up to 55 mph. * RELATIVE HUMIDITY...As low as 16 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-098-NEZ013-014- SDZ060>062-065>071-141100- /O.CON.KFSD.FW.W.0013.260514T1500Z-260515T0000Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Rock-Dixon- Dakota-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln- Bon Homme-Yankton-Union- 917 PM CDT Wed May 13 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA SOUTHWEST MINNESOTA NORTHWEST IOWA AND NORTHEAST NEBRASKA... * AFFECTED AREA...In Iowa, Lyon, Osceola, Dickinson, Sioux, O'Brien, Clay, Plymouth, Cherokee, Buena Vista, Woodbury and Ida. In Minnesota, Cottonwood, Nobles, Jackson and Rock. In Nebraska, Dixon and Dakota. In South Dakota, Hanson, McCook, Minnehaha, Hutchinson, Turner, Lincoln, Bon Homme, Yankton, Clay and Union. * WINDS...South 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 24 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ SDZ038-052-053-141100- /O.CON.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Beadle-Jerauld-Sanborn- 917 PM CDT Wed May 13 2026 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL AND EAST CENTRAL SOUTH DAKOTA AND WESTERN MINNESOTA... * AFFECTED AREA...In South Dakota, Beadle, Jerauld and Sanborn. * WINDS...Northwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 17 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
979 WWUS83 KFSD 140904 RFWFSD URGENT - FIRE WEATHER MESSAGE National Weather Service Sioux Falls SD 404 AM CDT Thu May 14 2026 MNZ071-072-080-097-SDZ039-040-054>056-141715- /O.CON.KFSD.FW.W.0013.260514T1500Z-260515T0000Z/ /O.CON.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Lincoln-Lyon-Murray-Pipestone-Kingsbury-Brookings-Miner-Lake- Moody- 404 AM CDT Thu May 14 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... * AFFECTED AREA...In Minnesota, Lincoln, Lyon, Murray and Pipestone. In South Dakota, Kingsbury, Brookings, Miner, Lake and Moody. * WINDS...Southwest 25 to 35 mph with gusts up to 55 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-098-NEZ013-014- SDZ060>062-065>071-141715- /O.CON.KFSD.FW.W.0013.260514T1500Z-260515T0000Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Rock-Dixon- Dakota-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln- Bon Homme-Yankton-Union- 404 AM CDT Thu May 14 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWESTERN IOWA, SOUTHWESTERN MINNESOTA, SOUTHEASTERN SOUTH DAKOTA AND FAR NORTHEASTERN NEBRASKA... * AFFECTED AREA...In Iowa, Lyon, Osceola, Dickinson, Sioux, O'Brien, Clay, Plymouth, Cherokee, Buena Vista, Woodbury and Ida. In Minnesota, Cottonwood, Nobles, Jackson and Rock. In Nebraska, Dixon and Dakota. In South Dakota, Hanson, McCook, Minnehaha, Hutchinson, Turner, Lincoln, Bon Homme, Yankton, Clay and Union. * WINDS...South 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 25 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ SDZ038-052-053-141715- /O.CON.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Beadle-Jerauld-Sanborn- 404 AM CDT Thu May 14 2026 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR EAST CENTRAL SOUTH DAKOTA... * AFFECTED AREA...In South Dakota, Beadle, Jerauld and Sanborn. * WINDS...Northwest 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
954 WWUS83 KFSD 141620 RFWFSD URGENT - FIRE WEATHER MESSAGE National Weather Service Sioux Falls SD 1120 AM CDT Thu May 14 2026 MNZ071-072-080-097-SDZ039-040-054>056-150030- /O.CON.KFSD.FW.W.0013.000000T0000Z-260515T0000Z/ /O.CON.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Lincoln-Lyon-Murray-Pipestone-Kingsbury-Brookings-Miner-Lake- Moody- 1120 AM CDT Thu May 14 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... * AFFECTED AREA...In Minnesota, Lincoln, Lyon, Murray and Pipestone. In South Dakota, Kingsbury, Brookings, Miner, Lake and Moody. * WINDS...Southwest 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-098-NEZ013-014- SDZ060>062-065>071-150000- /O.CON.KFSD.FW.W.0013.000000T0000Z-260515T0000Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Rock-Dixon- Dakota-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln- Bon Homme-Yankton-Union- 1120 AM CDT Thu May 14 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWESTERN IOWA, SOUTHWESTERN MINNESOTA, SOUTHEASTERN SOUTH DAKOTA AND FAR NORTHEASTERN NEBRASKA... * AFFECTED AREA...In Iowa, Lyon, Osceola, Dickinson, Sioux, O'Brien, Clay, Plymouth, Cherokee, Buena Vista, Woodbury and Ida. In Minnesota, Cottonwood, Nobles, Jackson and Rock. In Nebraska, Dixon and Dakota. In South Dakota, Hanson, McCook, Minnehaha, Hutchinson, Turner, Lincoln, Bon Homme, Yankton, Clay and Union. * WINDS...South 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 23 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ SDZ038-052-053-150030- /O.CON.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Beadle-Jerauld-Sanborn- 1120 AM CDT Thu May 14 2026 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR EAST CENTRAL SOUTH DAKOTA... * AFFECTED AREA...In South Dakota, Beadle, Jerauld and Sanborn. * WINDS...Northwest 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
212 WWUS83 KFSD 141857 RFWFSD URGENT - FIRE WEATHER MESSAGE National Weather Service Sioux Falls SD 157 PM CDT Thu May 14 2026 MNZ080-097-SDZ054>056-150200- /O.CAN.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ /O.EXT.KFSD.FW.W.0013.000000T0000Z-260515T0200Z/ Murray-Pipestone-Miner-Lake-Moody- 157 PM CDT Thu May 14 2026 ...RED FLAG WARNING NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... The National Weather Service in Sioux Falls has cancelled the Fire Weather Watch. * AFFECTED AREA...In Minnesota, Murray and Pipestone. In South Dakota, Miner, Lake and Moody. * WINDS...West 20 to 30 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ SDZ052-053-142000- /O.CAN.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ Jerauld-Sanborn- 157 PM CDT Thu May 14 2026 ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR EAST CENTRAL SOUTH DAKOTA... The National Weather Service in Sioux Falls has cancelled the Fire Weather Watch. While relative humidity values will fall near 15 percent Friday, winds are expected to remain below critical thresholds. $$ MNZ071-072-SDZ039-040-150515- /O.UPG.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ /O.NEW.KFSD.FW.W.0014.260515T1400Z-260515T2300Z/ /O.EXT.KFSD.FW.W.0013.000000T0000Z-260515T0200Z/ Lincoln-Lyon-Kingsbury-Brookings- 157 PM CDT Thu May 14 2026 ...RED FLAG WARNING NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA AND WESTERN MINNESOTA... The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 9 AM to 6 PM CDT Friday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In Minnesota, Lincoln and Lyon. In South Dakota, Kingsbury and Brookings. * WINDS...West 20 to 30 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ SDZ038-150515- /O.UPG.KFSD.FW.A.0010.260515T1400Z-260516T0000Z/ /O.NEW.KFSD.FW.W.0014.260515T1400Z-260515T2300Z/ Beadle- 157 PM CDT Thu May 14 2026 ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA AND WESTERN MINNESOTA... The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 9 AM to 6 PM CDT Friday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In South Dakota, Beadle. * WINDS...West 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-098-NEZ013-014- SDZ060>062-065>071-150200- /O.EXT.KFSD.FW.W.0013.000000T0000Z-260515T0200Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Rock-Dixon- Dakota-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln- Bon Homme-Yankton-Union- 157 PM CDT Thu May 14 2026 ...RED FLAG WARNING NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWESTERN IOWA, SOUTHWESTERN MINNESOTA, SOUTHEASTERN SOUTH DAKOTA AND FAR NORTHEASTERN NEBRASKA... * AFFECTED AREA...In Iowa, Lyon, Osceola, Dickinson, Sioux, O'Brien, Clay, Plymouth, Cherokee, Buena Vista, Woodbury and Ida. In Minnesota, Cottonwood, Nobles, Jackson and Rock. In Nebraska, Dixon and Dakota. In South Dakota, Hanson, McCook, Minnehaha, Hutchinson, Turner, Lincoln, Bon Homme, Yankton, Clay and Union. * WINDS...South 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 24 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$
415 WWUS83 KFSD 150106 RFWFSD URGENT - FIRE WEATHER MESSAGE National Weather Service Sioux Falls SD 806 PM CDT Thu May 14 2026 MNZ071-072-SDZ039-040-150915- /O.CAN.KFSD.FW.W.0013.000000T0000Z-260515T0200Z/ /O.CON.KFSD.FW.W.0014.260515T1400Z-260515T2300Z/ Lincoln-Lyon-Kingsbury-Brookings- 806 PM CDT Thu May 14 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWESTERN MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA... * AFFECTED AREA...In Minnesota, Lincoln and Lyon. In South Dakota, Kingsbury and Brookings. * WINDS...West 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ IAZ001>003-012>014-020>022-031-032-MNZ080-081-089-090-097-098- NEZ013-014-SDZ054>056-060>062-065>071-150215- /O.CAN.KFSD.FW.W.0013.000000T0000Z-260515T0200Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Miner-Lake-Moody-Hanson-McCook- Minnehaha-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Union- 806 PM CDT Thu May 14 2026 ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWESTERN IOWA, SOUTHWESTERN MINNESOTA, SOUTHEASTERN SOUTH DAKOTA AND FAR NORTHEASTERN NEBRASKA... The National Weather Service in Sioux Falls has cancelled the Red Flag Warning. Conditions have improved beyond Red Flag Warning criteria. Therefore the warning has been cancelled. $$ SDZ038-150915- /O.CON.KFSD.FW.W.0014.260515T1400Z-260515T2300Z/ Beadle- 806 PM CDT Thu May 14 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN SOUTH DAKOTA AND WESTERN MINNESOTA... * AFFECTED AREA...In South Dakota, Beadle. * WINDS...Northwest 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 1:54 PM CDT | Fire Weather Watch | FSD | Beadle, Brookings, Jerauld, Kingsbury, Lake, Miner and 2 more | 24 hr |
Nearby
Red Flag Warnings in South Dakota, 2026Red Flag Warnings in Iowa, 2026Red Flag Warnings in Minnesota, 2026Every red flag warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.