Oklahoma’s prolonged spate of hotter than regular weather – which started in early June and continued largely uninterrupted for the subsequent 5 months – got here to an abrupt halt on Nov. 10 following a conflict with the season’s first true arctic chilly entrance.
Highs within the 70s and 80s these first 10 days of November have been quickly changed with highs within the 40s and 50s, and low temperatures beneath freezing most of the time. Any trace of a return to the weather’s earlier gentle methods was quashed by recurring chilly fronts all through the remainder of the month.
The continuous intrusions of frigid air additionally introduced the state its first widespread snows of the season. A fast burst blanketed the central Panhandle with a few inches on Nov. 4, however the huge present occurred on Nov. 14 throughout west central Oklahoma the place widespread totals of 3-5 inches have been reported. Localized heavier quantities have been additionally reported with Elk City topping the totals at 7.3 inches. Lesser quantities have been reported to the east, however a lot of the state obtained not less than a dusting throughout the month.
The identical storm system that introduced the snow on Nov. 4 produced vital extreme weather in far southeast Oklahoma, together with six tornadoes in McCurtain and Le Flore counties. An EF2 tornado touched down close to Pickens in McCurtain County and rolled a cellular dwelling, killing one individual.
The most vital twister by way of energy was an EF4 monster that touched down throughout the Red River in Texas earlier than shifting into McCurtain County. Although many of the injury path in Oklahoma was at EF2 depth, the twister precipitated vital EF3 injury via Idabel alongside its path of 61 miles earlier than dissipating close to Eagletown. The twister additionally sideswiped the Idabel Mesonet website, producing a wind gust of 108 mph.
Idabel grew to become the fifth Mesonet website to be hit by a twister because the community’s inception in 1994, and the 108 mph gust was the fifth highest recorded by the community – tops is the 151 mph gust recorded by El Reno on May 24, 2011, in its brush with an EF5 tornado. The Oklahoma State Department of Health reported not less than 30 storm-related accidents from the Nov. 4 extreme weather occasion in Bryan, Choctaw, Le Flore, and McCurtain counties.
The statewide common precipitation whole for the month was 2.69 inches, 0.37 inches above regular and the forty second wettest November since information started in 1895. Much of southern and western Oklahoma had a surplus for the month, however the western Panhandle and components of central via northern Oklahoma continued with vital deficits. Totals ranged from 7.49 inches at Cloudy to Boise City’s 0.08 inches.
The climatological fall statewide common completed at 6.27 inches, 2.73 inches beneath regular and ranked because the thirty sixth driest September-November on file. Only two of the Mesonet’s websites recorded a surplus for the autumn interval – Durant and Medicine Park at 0.9 and 0.8 inches above regular, respectively.
Much of the northeastern quarter of the state fell 4-7 inches beneath regular. The first 11 months of the 12 months had a mean whole of 27.59 inches throughout the state, 6.66 inches beneath regular and ranked because the twenty ninth driest January-November on file.
The statewide common temperature was 46.9 levels, 2.5 levels beneath regular and ranked because the forty third coolest November since information started in 1895. Temperatures rose into the 70s and 80s often via November’s first 10 days, however weren’t seen once more within the state till the twenty ninth – and abruptly snuffed out as soon as once more by one other arctic chilly entrance.
Burneyville registered the month’s highest studying of 84 levels on Nov. 6, whereas Kenton got here in with the bottom of 6 levels on each the nineteenth and thirtieth. Climatological fall ended because the 51st warmest on file throughout the state at 61.5 levels, 0.3 levels above regular. The 12 months was nonetheless on monitor to complete fairly heat with a January-November common of 62.9 levels, 0.7 levels above regular and ranked because the twenty sixth warmest such interval on file.
November started with 100% of the state in not less than some degree of drought, however that protection had dropped to 91% by the tip of the month. The quantity of the 2 most intense ranges of drought, nonetheless – excessive and distinctive – hardly modified in any respect, falling from 67% to 64%.
Prospects for aid in December are reasonably dim in keeping with the Climate Prediction Center. Their December precipitation outlook reveals elevated odds for beneath regular precipitation throughout the western two-thirds of the state, particularly for the western Panhandle. Their December drought outlook requires drought to persist throughout all however far southeastern Oklahoma, the place additional enchancment is predicted. CPC’s December temperature outlook sees equal odds for above, beneath and near-normal temperatures throughout the month.
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