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Sioux County Sheriff's Office
Tuesday April 21st, 2026 :: 12:54 p.m. CDT

Alert

Red Flag Warning until 08:00PM Wednesday

The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon to 8 PM CDT Wednesday.

* AFFECTED AREA...In Iowa, Lyon, Osceola and Sioux. In Minnesota, Lincoln, Lyon, Murray, Cottonwood, Nobles, Jackson, Pipestone and Rock. In Nebraska, Dixon and Dakota. In South Dakota, Kingsbury, Brookings, Miner, Lake, Moody, McCook, Minnehaha, Turner, Lincoln, Clay and Union.

* WINDS...South 20 to 30 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...As low as 20 percent.

* IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.

* AFFECTED AREAS: LYON ... OSCEOLA ... SIOUX ... LINCOLN ... LYON ... MURRAY ... COTTONWOOD ... NOBLES ... JACKSON ... PIPESTONE ... ROCK ... DIXON ... DAKOTA ... KINGSBURY ... BROOKINGS ... MINER ... LAKE ... MOODY ... MCCOOK ... MINNEHAHA ... TURNER ... LINCOLN ... CLAY ... UNION

Instructions:

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.

Address/Location
Sioux County Sheriff's Office
4363 Ironwood Ave., Ste 1
Orange City, IA 51250

Contact
Emergency: 9-1-1
Non-emergencies: 712-737-3307

TEXT-A-TIP -  Text TIP SIOUX followed by your message, to 888777

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Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Expected - Responsive action SHOULD be taken soon (within next hour)
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Red Flag Warning

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