503 FXUS61 KALY 280622 AFDALYAREA FORECAST DISCUSSION National Weather Service Albany NY 222 AM EDT Sun Sep 28 2025
.SYNOPSIS... Dry conditions in store today and through the next week. Unseasonably warm temperatures through Tuesday, with seasonal temperatures returning Wednesday into the end of the week.
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.DISCUSSION...
Key Message: Dry conditions persist with above normal temperatures through Tuesday.
A coastal low pressure system continues to contribute partly to mostly cloudy skies across eastern New York and western New England this morning. As the coastal low continues to head east this morning, clouds decrease and a partly to mostly sunny day is in store with dry conditions continuing. A warm airmass is overhead with high temperatures today ranging in the mid 70s to mid 80s and dewpoint temperatures in the 60s. So it`ll feel a bit muggy outside today before a cold front moves through this evening helping move the more humid and warm airmass and bring temperatures tonight near normal with lows in the 40s and 50s.
Surface high pressure builds in tonight from the north and west that is going to be in place over eastern New York and western New England through Saturday. Very high confidence in no precipitation within the next seven days as ensemble forecast models and National Blend of Models (NBM) 4.3 data support dry conditions this week with upper level ridging in place. We`re in the season with favorable early morning fog conditions, especially in river valley locations. So patchy fog could develop each morning this week as skies are clear during the overnight hours.
High temperatures are still above normal for the end of September as tomorrow`s high range in the low to low 80s and in the 70s for Tuesday. For Tuesday night into Wednesday, another cold front moves through to bring cooler temperatures back near seasonable and even below normal with highs in the 50s and 60s through Thursday. Behind the front for Wednesday afternoon, gusty winds drain down valley locations with gusts ranging between 15 and 20 mph. By Wednesday night, winds become calm again and continue to be light and variable through the end of the week.
Frost conditions are currently supported for Wednesday night into Thursday morning across the eastern Catskills, southern Vermont, Berkshires, and the southern Adirondacks. We`ll continue to monitor temperatures, winds, and sky cover trends this week as conditions are currently favorable for calm winds and low temperatures below 36 degrees. If temperatures fall below 32 degrees, freeze conditions could occur in the southern Adirondacks, but the Frost/Freeze program ends for them on the 1st so headlines will likely not be issued for there. Nevertheless, be prepared to protect plants and vegetation Wednesday night into Thursday morning. Otherwise, most locations could observe low temperatures Thursday morning in the mid 30s to low 40s. High temperatures for Friday range in the 50s and 60s and Saturday range in the 60s and 70s. Low temperatures range Friday morning in the 30s and low 40s with Saturday morning lows ranging in the low 40s.
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.AVIATION /06Z SUNDAY THROUGH THURSDAY/... Through 06z Monday...VFR conditions are primarily expected at the terminals for the upcoming TAF. Primary concerns initially will be a low threat of rain showers at KPOU, and mist/fog at KGFL/KPSF. Scattered rain showers will remain in the vicinity of KPOU through about 28/07z, but should remain VFR in nature as rain will be light. Brief drops to LIFR visibilities/ceilings will continue this morning at KGFL due to development of fog with decreasing clouds aloft, and continue to be addressed with a TEMPO group. While clouds will be slow to exit KPSF, have maintained the previous TEMPO group mentioning brief IFR conditions. Confidence in seeing fog here is low unless clouds can move out before sunrise. Any fog/mist should dissipate by 12-13z with a return to VFR conditions through the remainder of the TAF period. Winds will generally be from the S/SE at 5kt or less through tonight, increasing to 5-10 kt by mid-morning from the southwest. Winds then veer to the W/NW behind a cold frontal passage during the early afternoon, with a few gusts to around 15-20 kt possible at ALB/PSF. Winds then veer to the N/NW within the last few hours of the TAF period, with any gusts diminishing as we approach sunset.
Outlook...
Monday Night: No Operational Impact. NO SIG WX. Tuesday: No Operational Impact. NO SIG WX. Tuesday Night: No Operational Impact. NO SIG WX. Wednesday: Low Operational Impact. Breezy. NO SIG WX. Wednesday Night: No Operational Impact. NO SIG WX. Thursday: No Operational Impact. NO SIG WX. Thursday Night: No Operational Impact. NO SIG WX. Friday: No Operational Impact. NO SIG WX.
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.ALY WATCHES/WARNINGS/ADVISORIES... CT...None. NY...None. MA...None. VT...None.
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SYNOPSIS...Webb DISCUSSION...Webb AVIATION...Speck
NWS ALY Office Area Forecast Discussion