Area Forecast Discussion
Issued by NWS Mobile, AL
Issued by NWS Mobile, AL
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414 FXUS64 KMOB 242328 AFDMOB Area Forecast Discussion National Weather Service Mobile AL 528 PM CST Mon Nov 24 2025 ...New AVIATION... .KEY MESSAGES... Updated at 523 PM CST Mon Nov 24 2025 - There is a Marginal to Slight Risk of severe weather across the area from early Tuesday morning through Tuesday evening. - Strong offshore flow will create hazardous conditions for small craft across the marine area mid to late week. - There is a moderate risk of life threatening rip currents at area beaches Tuesday and Wednesday. && .DISCUSSION... Issued at 141 PM CST Mon Nov 24 2025 A shortwave currently located from Kansas into western Texas will pivot east northeast through tonight with the southern portion of the wave providing a glancing blow to our area. It appears that this wave will provide just enough lift to result in isolated to scattered thunderstorm development across southeast MS in the predawn hours and moving into AL/NW FL after 7am through early afternoon. Deep layer wind fields will be supportive of strong to severe storms by the predawn hours with 0-6km bulk shear increasing to 40-45 kt. 0-1km SRH is forecast to increase to 150-250 m2/s2 with curved low level hodographs aided by the retreating warm front. These wind fields will be supportive of strong to severe storms, but the big question is how much instability will be present. Through sunrise, the highest probability of seeing SBCAPE values approach 1000 J/kg will be across the southern half of the area with probabilities quickly increasing through the entire area by noon. Given that deep layer forcing will likely peak by 7am and then gradually decrease (as the shortwave moves away from the area), it is uncertain on just how well all the parameters will line up. The main takeaway is that we will have an atmosphere that is overall supportive of isolated severe storms through the morning hours, but the extent of the threat will be likely be limited due to the severe parameters being slightly out of phase. Any severe storm that can organize will be capable of producing localized damaging wind gusts and a tornado. SPC now as much of the northern half of the area in a Slight Risk of severe weather with a Marginal Risk elsewhere. Even though the aforementioned shortwave will be moving away from the area in the afternoon and evening hours, the larger longwave trough will push a cold front through the area Tuesday evening into Wednesday morning. While deep layer forcing will be weak, model guidance continues to indicate isolated to scattered storm development along and just ahead of the front. These storms will move through our area late Tuesday afternoon through the evening, likely exiting by midnight-2am at the latest. 0-6km shear will remain supportive of organized storms. However, the low level flow will become more veered with time, lessening any tornado risk by the afternoon/evening. Given ample instability ahead of the front along with the favorable bulk shear, we cannot rule out isolated strong to severe storms, with the main limiting factor being the lack of more significant upper level forcing. The primary hazard from these storms will be localized damaging wind gusts and quarter size hail. Much drier and colder air will move into the region Wednesday through the end of the week. Northern portions of the area will likely see a freeze by early Friday morning. A freeze is also possible closer to the I-10 corridor as the latest NBM guidance is showing a 30-50% chance of reaching 32 degrees Friday morning. The weekend forecast is highly uncertain, especially for Sunday. What is certain is that numerous shortwaves will move southeast out of the northeast Pacific and northwest Canada into a longwave trough over the western and central United States. The big question is how quickly does this energy move eastward or does much of this energy get held back, helping to amplify a trough over southwestern states. This all determines how quick return flow sets up and our next front approaches. Ensembles have yet to cluster around a particular scenario. For now, the forecast will reflect rain chances returning by Sunday, but this is very low confidence. 34/JFB && .AVIATION... (00Z TAFS) Issued at 523 PM CST Mon Nov 24 2025 Generally VFR flight category at present gives way to widespread MVFR to IFR ceilings as we head into the late evening and overnight hours. Isolated to scattered showers and storms begin to spread across the area from west to east prior to daybreak, lasting through the afternoon and evening hours Tuesday. Storms could be strong to severe with the potential for damaging wind gusts, large hail, and tornadoes. An MVFR ceiling is expected to persist through the day Tuesday. Winds will remain out of the southeast to south at 5 to 10 knots tonight, becoming 10 to 15 knots Tuesday with gusts to near 20 knots at times. MM/25 && .MARINE... Issued at 141 PM CST Mon Nov 24 2025 A moderate onshore flow will develop later today into tonight ahead of an approaching storm system from the west. A cold front will push through the coastal waters Wednesday morning, with a moderate to strong offshore flow developing in the wake of the front and persisting through Friday. Winds will become more easterly by Saturday, but still in the moderate to strong range, as high pressure moves into the Mid-Atlantic states. Seas will build to 4-6 ft offshore by Thursday/Friday and persist into Saturday. 34/JFB && .PRELIMINARY POINT TEMPS/POPS... Mobile 64 79 59 72 / 20 50 50 10 Pensacola 67 78 65 73 / 20 40 70 10 Destin 67 77 66 75 / 30 30 80 20 Evergreen 60 80 57 71 / 20 60 90 10 Waynesboro 60 78 52 66 / 40 70 60 10 Camden 58 78 55 66 / 20 70 80 10 Crestview 61 80 61 74 / 20 30 80 20 && .MOB WATCHES/WARNINGS/ADVISORIES... AL...None. FL...None. MS...None. GM...None. && $$