A Freeze Warning is in effect for 55 counties in Arkansas and 19 counties in Oklahoma as temperatures fall as low as 28 degrees.
The warning runs until 9 AM CST Saturday, according to bulletins from NWS Tulsa, NWS Little Rock and NWS Shreveport.
Oklahoma counties (19)
Washington, Pawnee, Tulsa, Rogers, Mayes, Creek, Okfuskee, Okmulgee, Wagoner, Cherokee, Adair, Muskogee, McIntosh, Pittsburg, Haskell, Latimer, Osage, Sequoyah and Le Flore.
Cities include Tulsa, Muskogee, McAlester, Bartlesville, Tahlequah, Claremore, Pawhuska and Poteau.
Arkansas counties (55)
From NWS Tulsa (6): Carroll, Washington, Madison, Crawford, Franklin and Sebastian.
From NWS Little Rock (47): Marion, Baxter, Fulton, Sharp, Randolph, Stone, Izard, Independence, Lawrence, Cleburne, Jackson, Conway, Faulkner, White, Woodruff, Perry, Garland, Saline, Pulaski, Lonoke, Prairie, Monroe, Pike, Clark, Hot Spring, Grant, Jefferson, Arkansas, Dallas, Cleveland, Lincoln, Desha, Ouachita, Calhoun, Bradley, Drew, Boone, Newton, Searcy, Johnson, Pope, Van Buren, Logan, Scott, Yell, Polk and Montgomery.
From NWS Shreveport (2): Union and Nevada. Parts of Boone, Newton, Searcy, Johnson, Pope, Van Buren, Logan, Scott, Yell, Polk and Montgomery are included, mainly at higher elevations.
Cities include Fayetteville, Fort Smith, Little Rock, Hot Springs, Conway, Pine Bluff and Harrison.
How cold it gets
Sub-freezing lows as cold as 28 are expected, with 32 in far southern Arkansas. NWS Tulsa says a few of the coldest locations may see a hard freeze.
Frost and freeze conditions could kill crops and other sensitive vegetation and damage unprotected outdoor plumbing.
Rain on the way
NWS Tulsa says Saturday starts cold, with highs warming into the mid 50s. Rain spreads in Saturday night and becomes more widespread Sunday, with highs in the upper 40s to mid 50s.
Protect plants and pipes
Cover or bring in sensitive plants. Wrap, drain or let outdoor water pipes drip slowly.
Get updates at weather.gov/tsa and weather.gov/lzk.
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