Area Forecast Discussion
Issued by NWS Little Rock, AR

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197 FXUS64 KLZK 231837 AFDLZK Area Forecast Discussion National Weather Service Little Rock AR 137 PM CDT Mon Sep 23 2024 ...New SHORT TERM, LONG TERM... .SHORT TERM...
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(This evening through Wednesday) Issued at 135 PM CDT Mon Sep 23 2024 A surface Low pressure system is moving across the Ozarks region, with a cold front sweeping across the state Monday through Monday night, producing rainshowers and thunderstorms. Some of these storms may become strong to severe, capable of producing damaging wind gusts and hail. Isolated heavy rain with localized flooding will also be a concern. Much of the strong to severe activity is expected to be mainly across central to north/northeast Arkansas, while more general showers and isolated storms develop across the rest of the forecast area. Northwestern portions of the state will benefit from much of the cloud cover and rain early in the day, with their high temperatures expected to remain in the mid to upper 70s. Elsewhere in the state, afternoon high temperatures, ahead of the cold front, are expected to max out in the mid 80s to lower 90s. The cold front will be across our eastern border by early Tuesday and rain chances look to be confined to far eastern and southeast portions of the CWA through the day Tuesday. Cooler and drier air will begin moving in and high temperatures across the state will top out in the upper 70s to the mid 80s. By Wednesday, high temperatures are forecast in the lower to upper 70s. An upper Low will dig southward across the region Wednesday. This upper level forcing, along with low-level convergence along a surface trough, will produce another round of widespread cloud cover and rain/storm chances across the CWA by the mid-week period.
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&& .LONG TERM...
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(Wednesday Night through next Monday) Issued at 135 PM CDT Mon Sep 23 2024 At the start of the period a fairly robust H500 cyclone over the state will be surrounded by ridges in place across the western US and along the Gulf Coast/Southeast US. This will effectively cut it off from the mean flow. This feature will remain over the state through late week. While this low rotates its way around the vicinity of the state, sfc ridging will be in place just to the north with the remnant cold front to the south and east. This setup will provide persistent cloud cover, occasional rain chances and below normal temperatures across Arkansas. Things become more uncertain by late week into next weekend as what is likely to become Helene moves inland somewhere across portions of north FL/southern GA. As these features remain surrounded by mid- level ridges, this could lead to some mutual interaction between systems across the region. If these two features were to interact as depicted by the most recent few model runs, there could be an axis of heavy rainfall in close proximity to the resulting cyclone. Additionally, below normal temperatures would certainly persist as long as the H500 low remains nearby.
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&& .PRELIMINARY POINT TEMPS/POPS...
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Batesville AR 65 80 60 78 / 60 10 10 30 Camden AR 68 85 64 81 / 40 20 20 30 Harrison AR 60 75 55 75 / 50 10 10 30 Hot Springs AR 66 86 63 82 / 40 0 30 30 Little Rock AR 70 86 65 81 / 50 0 20 20 Monticello AR 72 87 65 82 / 40 30 10 30 Mount Ida AR 62 85 59 82 / 30 0 30 30 Mountain Home AR 62 76 57 76 / 60 10 10 20 Newport AR 67 80 61 76 / 70 10 10 30 Pine Bluff AR 69 85 64 80 / 50 20 20 30 Russellville AR 64 84 60 81 / 40 10 30 20 Searcy AR 67 83 62 79 / 60 10 20 30 Stuttgart AR 69 84 64 78 / 60 20 20 30
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&& .LZK WATCHES/WARNINGS/ADVISORIES... None. && $$ SHORT TERM...71 LONG TERM....67 AVIATION...71