Area Forecast Discussion
Issued by NWS Little Rock, AR
Issued by NWS Little Rock, AR
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510 FXUS64 KLZK 221746 AFDLZK Area Forecast Discussion National Weather Service Little Rock AR 1246 PM CDT Wed Jul 22 2026 ...New AVIATION... .KEY MESSAGES... Issued at 239 AM CDT Wed Jul 22 2026 - A period of relief from the extreme heat will continue today through Friday due to recent weak cold front passage. - Upper level ridge will build back over Arkansas late this weekend into early next week. - Low RH value, deep layer mixing, and amplified compressional heating will allow temperatures to soar well above 100 degrees. - Heat Products will likely be once again warranted across parts of the state beginning late this weekend into early next week. && .DISCUSSION... Issued at 239 AM CDT Wed Jul 22 2026 WEDNESDAY (TODAY) through FRIDAY: In the upper lvls, the ridge fixated from the Four Corners region of the CONUS to the Southern Plains region of the CONUS is beginning to elongate or de-amplify along the eastern flank of the ridge as a northern-stream shortwave trof digs through the Great Lakes and Ohio River Valley regions of the CONUS resulting in the driving of the surface cold front across Arkansas. A transition to northwesterly flow over the state of Arkansas will allow a slightly cooler, continental airmass to spill into the state in wake of the surface cold front. In response, Arkansas will experience a few days in which air temperatures will be a few degrees below normal to values which are anticipated as normal for this time of the year. At the sfc, in tandem with the cold front which is moving across the state of Arkansas, a region of high pressure will move into the Central Plains region of the CONUS and result surface winds out of the northeast to east-northeast across Arkansas. The surface winds will be critical in allowing the advection of a slightly cooler and drier airmass into the state over this period. The only appreciable day for POP chances will be on Friday as the proximity of a localized surface low pressure center and stationary boundary will provide a limited, but present chance for scattered rain and a few thunderstorms, especially across northern and eastern Arkansas. SATURDAY through TUESDAY: In the upper lvls, the region of high pressure is progged to expand back eastward over Arkansas and intensify for the remainder of the forecast period. The established upper lvl region of high pressure will lead to subsidence or sinking air over Arkansas which will promote dry conditions. At the sfc, the cold front that is currently moving southward across Arkansas is forecast to become a stationary boundary in northern Louisiana, but then progress northeastward as a warm front back across Arkansas over the weekend. In tandem with the strengthening overhead ridge, the passage of this surface warm front will allow south-southwesterly winds to become present at the surface across Arkansas advecting in a combination of warm temperatures and Gulf moisture that will once again transpire into increased air temperature values, increased dewpoint temperatures; therefore, high temperatures across the state are expected to surge again back to near and above the century mark across most of the state by the following workweek along with heat indices which will warrant heat products and likely reach well into the triple digit values between 105 to 115+ degrees across most of the state. && .AVIATION... (18Z TAFS) Issued at 1227 PM CDT Wed Jul 22 2026 VFR conditions will prevail through most of the forecast period across a large part of Arkansas. The exception will be across far southeast Arkansas, where low level moisture is being transported northward into far southeast Arkansas ahead of Tropical Storm Bertha. At this time, have elected to put in a tempo group at KLLQ for MVFR ceilings. HREF and BUFKIT soundings show a return to MVFR ceiling around Thursday morning across parts of southeast Arkansas. Light north/northeast winds will veer to the southeast on Thursday morning across all TAF sites with an isolated gust up to 17 knots possible in the late morning hours. && .PRELIMINARY POINT TEMPS/POPS... Batesville AR 69 87 68 90 / 0 0 0 20 Camden AR 72 92 72 94 / 0 10 0 10 Harrison AR 67 86 67 89 / 0 0 0 20 Hot Springs AR 72 91 72 94 / 0 0 0 10 Little Rock AR 72 89 70 92 / 0 0 0 20 Monticello AR 74 91 74 93 / 0 10 10 30 Mount Ida AR 71 90 71 92 / 0 0 0 10 Mountain Home AR 67 84 67 87 / 0 0 0 20 Newport AR 70 86 68 90 / 0 0 0 20 Pine Bluff AR 72 90 72 92 / 0 10 0 20 Russellville AR 72 90 71 93 / 0 0 0 10 Searcy AR 70 88 69 91 / 0 0 0 20 Stuttgart AR 72 90 72 92 / 0 0 0 20 && .LZK WATCHES/WARNINGS/ADVISORIES... None. && $$ DISCUSSION...74 AVIATION...76