251 FXUS64 KLZK 220644 AFDLZKArea Forecast Discussion National Weather Service Little Rock AR 144 AM CDT Mon Sep 22 2025
...New KEY MESSAGES, DISCUSSION...
.KEY MESSAGES... Issued at 145 AM CDT Mon Sep 22 2025
-Strong to severe storms with multiple rounds posing a flash flood threat will be possible across central to northern Arkansas overnight through Monday morning.
-Areas of rainy conditions continuing through mid-week, with more widespread rains Tuesday into Wednesday.
-Cooling temperatures to at or below normal levels going into late this week.
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.DISCUSSION... Issued at 145 AM CDT Mon Sep 22 2025
Training showers and storms across portions of western Arkansas (currrently the Crawford, Sebastian, Frankin, Logan and Johnson County area) will pose a flash flood threat as cells continue to form along a boundary that is in a favorable area for development due to a strengthening LLJ across eastern Oklahoma and western Arkanasas. Stronger storms will additionally pose a strong to severe wind and small hail threat. CAM`s continue to struggle with storm evolution/maintenance going into the morning hours, but general thinking is showers and storms will continue to push eastward across Arkansas through daybreak. At that point, more uncertainty in storm evolution exists heading into the afternoon hours, where CAM`s generally show a downward trend in activity, but cannot rule out activity extending into portions of central to southern Arkansas later today. Temperatures are expected to generally cool back towards normal levels (low to mid-80s for central Arkansas) through early week.
Heading into the middle of the week, a mid-level disturbance moving across the Central Plains will aid in strengthening low pressure across that general region, with a cold front moving across Arkansas Tuesday into Wednesday. This will bring the next round of widespread rains to the region and, depending on timing, could result in the opportunity for strong to severe storms along and ahead of the front. Post front, much cooler temperatures are expected to settle into the region, where highs in the 70s and 80s will continue through the end of the week.
Quieter weather is anticipated going through this weekend and into next week as high pressure builds across the region, resulting in slight warming temperatures back towards normal levels.
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.AVIATION... (06Z TAFS) Issued at 1251 AM CDT Mon Sep 22 2025
Periods of shower and storm activity throughout the forecast period will be the main aviation challenge. Depending on organization and intensity of storms, gusty and erratic winds along with visibility restrictions from RA/TSRA conditions will be the main impacts. Current activity is favoring western to northwestern Arkansas, thus higher chances over the next several hours will favor the northern terminals should activity increase across the forecast area. Otherwise, heading into tomorrow morning, uncertainty still exists on storm evolution for central to southern Arkansas, so kept TEMPO groups in for the time being for any mention of RA/TSRA conditions. Should that scenario come to frution, shower and storm activity is anticipated to be on the downtrend going into the evening hours.
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.PRELIMINARY POINT TEMPS/POPS... Batesville AR 84 66 82 67 / 80 60 80 90 Camden AR 88 69 91 70 / 40 20 40 60 Harrison AR 82 65 76 65 / 70 60 90 90 Hot Springs AR 85 68 88 68 / 70 30 60 80 Little Rock AR 85 71 87 71 / 70 40 60 80 Monticello AR 91 71 93 72 / 30 20 30 50 Mount Ida AR 83 68 87 68 / 70 30 60 80 Mountain Home AR 83 66 78 65 / 70 50 90 90 Newport AR 84 69 83 69 / 80 60 80 90 Pine Bluff AR 88 70 91 70 / 50 30 40 60 Russellville AR 84 69 84 69 / 80 40 80 90 Searcy AR 85 68 86 69 / 80 50 80 80 Stuttgart AR 85 70 87 70 / 60 40 50 70
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.LZK WATCHES/WARNINGS/ADVISORIES... None. &&
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SHORT TERM...77 LONG TERM....77 AVIATION...77
NWS LZK Office Area Forecast Discussion