056 FXUS61 KALY 070200 AFDALYAREA FORECAST DISCUSSION National Weather Service Albany NY 1000 PM EDT Sat Sep 6 2025
.SYNOPSIS... A period of light rain will then overspread areas mainly along and east of the Hudson Valley overnight into Sunday morning. Behind this system, a prolonged stretch of dry weather, along with cooler and less humid conditions, is expected Sunday afternoon through much of next week.
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.UPDATE... Patchy fog continues to develop tonight across areas that saw rainfall today. Increased probability of precipitation for the next few hours based on latest radar scans, surface observations, and latest high resolution model guidance. The rest of the forecast is doing well and on track for tonight. See the discussion below for more details.
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.DISCUSSION... Another round of shwrs can be expected overnight as sfc low now located across the southwest Pennsylvania lifts north along the nearly stalled front. Another round of shwrs will be possible early Sunday as next piece of shortwave energy rotates through the area, however drier conditions should return by afternoon. High temps across the entire fcst area on Sunday will struggle to reach the 70 degree mark across higher terrain locations, while low 70s dominate through the Hudson Vly.
Beyond this, high pressure looks to be in firm control as we start the work week with below normal temps and low humidity prevailing on Monday. Temps will begin to moderate back closer to seasonable levels Tuesday and Wednesday with temps reaching the lower to mid 70s both days. Next weather feature of interest will arrive Thursday as another cold front sags south across the Northeast. Right now, models largely show this feature passing as a dry front, however cooler than normal temps look to make a return by late week and next weekend as we reside in a post frontal airmass.
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.AVIATION /02Z SUNDAY THROUGH THURSDAY/... We start the TAF period with VFR conditions at KPOU, KPSF, and KALB. Confidence has increased for patchy fog development at KGFL through 13z with conditions fluctuating between LIFR/IFR/MVFR. For KPOU and KPSF, continued mention of light rain shower activity between 09z and 13z. For KPSF, confidence has also increased for periods of patchy fog/mist through 13z where conditions fluctuate between MVFR/IFR/LIFR. For KALB, confidence is low in fog development and rain shower activity so kept mention in PROB30 group for rain shower activity between 09z and 12z for MVFR conditions. By 18z, VFR conditions return for all TAF sites. Light and variable winds continue through the 18z timeframe when winds increase to between 5 and 10 knots between 18z and 21z through the end of the TAF period.
Outlook...
Sunday Night through Thursday: 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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UPDATE...Webb SYNOPSIS...32/Frugis DISCUSSION...32/Frugis/Rathbun AVIATION...Webb
NWS ALY Office Area Forecast Discussion