A fire engulfs a shed after a grass fire reignites in Muskogee, Feb. 21, 2014.
One of several Green Country grass fires Friday, Feb. 21, 2014. Crews battling flames near Oak Grove.
Oak Grove area grass fire causing problems for firefighters Feb. 21, 2014.
Firefighters battle flames near Bowring in Osage County Friday, Feb. 21, 2014.
Grass fire burns near Bowring in Osage County Friday, Feb. 21, 2014.
Firefighters respond to a grass fire near Bowring in Osage County Friday, Feb. 21, 2014.
Flames spread from a grass fire Friday, Feb. 21, 2014 near Bowring in Osage County.
Crews extenguish a grass fire near Highway 412 in between Inola and Catoosa, Friday, Feb. 21, 2014.
Fire near Catoosa blackens grasses along Catoosa Feb. 21, 2014. Firefighters put out flames around 6 p.m.
Smoke is seen near 71st and 145th East Avenue in Broken Arrow February 17, 2014. Photo courtesy of Chanin Cutsinger.
Another angle in Broken Arrow showing smoke billowing into sky.
Smoke is seen in the distance, looking to the south and east of Tulsa. Photo courtesy of asheppardwork.
Hundreds of acres burned in the Feb. 17 grass fire. Cars, other property involved.
Mobile home destroyed in Wagoner County grass fire.
Structures, vehicles destroyed by Monday's grass fire near Coweta.
Wagoner County residents survey the grass fire's damage.
Washington County man eyes his charred home, left destroyed by Monday's grass fire.
Teepee survives grass fire untouched in Wagoner County. Flames burn ground all around.
Fire still burning near Coweta, residents describe as "giant wall."
Smoke rises from a grass fire near Ochelata in Washington County Feb. 17, 2014.
Grass fire burns in Ochelata Feb. 17, 2014.
According to Washington County Emergency Management, more than 1,000 acres burned near Ochelata Feb. 17, 2014 in a grass fire
Grass fire seen south of Okmulgee. Photo courtesy Jimmie Brison
Smoke fills skyline near Highway 75 and Conifer Road, north of Henryetta Feb. 17, 2014. Photo courtesy of Mark Conklin.