Area Forecast Discussion
Issued by NWS Memphis, TN
Issued by NWS Memphis, TN
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223 FXUS64 KMEG 180253 AFDMEG Area Forecast Discussion National Weather Service Memphis TN 853 PM CST Sun Nov 17 2024 ...New UPDATE... .UPDATE... Issued at 853 PM CST Sun Nov 17 2024 GOES-16 Water Vapor satellite trends and regional WSR-88D VWP`s show a weak and subtle 700 mb shortwave trough moving through portions of the Lower Mississippi Valley. Meanwhile, a weak inverted surface trough was located from portions of east Texas to central Louisiana. Weak isentropic ascent over the region resulted in the development of a few isolated rain showers over portions of east Arkansas and northwest Mississippi into early this evening. This activity has since mostly dissipated with a drier airmass in place across the Mid- South. Temperatures as of 8 PM are predominantly in the 60s. A few isolated rain chances may still be possible over portions of east/northeast Arkansas into early Monday morning. Otherwise, mainly rain-free conditions are expected for the remainder of the night. Will make some adjustments to rain chances along with cloud cover to account for short-term trends. Otherwise, the remainder of the forecast is in good shape. CJC && .SYNOPSIS... Issued at 300 PM CST Sun Nov 17 2024 A few showers may develop across northwest portions of the Mid- South overnight, otherwise dry and warm weather is expected through Monday. Showers and a few thunderstorms will move across the region starting Monday night and continuing through Tuesday afternoon. A second dry cold front will move through the region on Wednesday. Much cooler air will be found behind this front with lows Thursday through Saturday morning in the mid to upper 30s. && .DISCUSSION... (This evening through next Saturday) Issued at 300 PM CST Sun Nov 17 2024 Skies are mostly sunny across the Mid-South this afternoon with temperatures in the low to mid 70s. A cold front extends across northern Missouri through western Oklahoma and into west Texas. Showers and thunderstorms are expected to develop ahead of the front tonight. Some of this activity could reach northwest sections of the Mid-South overnight, but much of the region should remain dry. Temperatures will be quite warm for mid-November with lows Monday morning in the lower 50s to lower 60s. The cold front will move into western Arkansas by Monday afternoon with any showers and thunderstorms remaining west of the Mid-South. Temperatures will remain warm on Monday with highs in the low to mid 70s. The cold front will move into the Mid-South Monday night. Showers and a few thunderstorms will form ahead of the front and move across the region starting Monday night and continuing through Tuesday afternoon. The cold front should be out of the region by Tuesday night with rain ending over eastern sections of the Mid-South. Cooler and drier air will move in behind the front with lows Wednesday morning in the mid 40s to around 50 degrees. A second front will sweep through the region on Wednesday. Limited moisture will be found ahead of this front so dry weather is expected. Behind the second front, even colder air will start to move into the region. Lows Thursday morning with be in the upper 30s to the lower 40s. Dry weather and below normal temperatures will continue from Thursday through Saturday. && .AVIATION... (00Z TAFS) Issued at 543 PM CST Sun Nov 17 2024 VFR overnight and most of Monday. SE to S winds will strengthen tomorrow ahead of a cold front and cigs will begin to lower. Added LLWS for Monday evening with SHRAs moving in late in the period. && .MEG WATCHES/WARNINGS/ADVISORIES... AR...None. MO...None. MS...None. TN...None. && $$ PUBLIC FORECAST...ARS AVIATION...SJM