Area Forecast Discussion
Issued by NWS

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
-- Remove Highlighting --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS61 KPBZ 220528 AFDPBZ Area Forecast Discussion National Weather Service Pittsburgh PA 128 AM EDT Sat Apr 22 2017 .SYNOPSIS... Low pressure tracking across the Tennessee Valley and Southeast United States will result in rain chances this weekend, mainly south of I 70. && .NEAR TERM /UNTIL 6 AM THIS MORNING/... An approaching upper trough and developing surface low pressure is expected to return rain chances tonight south of I 80, with the best chance expected along and S of the I 70 corridor where more favorable moisture/lift is progged. Lows are expected to average a few degrees above seasonal levels. && .SHORT TERM /6 AM THIS MORNING THROUGH MONDAY/... Low pressure in conjunction with a crossing northern stream upper trough is likely to generate rain south of the I 70 corridor on Saturday, then funnel moisture across I 68 through the weekend as it digs over the Southeast Conus. Have maintained chance POPs for that area into Monday with limitations expected from weak dynamics on the northern periphery of the low. Seasonal temperature can be expected throughout and only minor alterations were completed. && .LONG TERM /MONDAY NIGHT THROUGH FRIDAY/... Dry weather and moderating temperature is expected next week as ridging ensues in advance of a Wrn CONUS trough. Temperature is expected to rise 10 to 20 degrees above average by late week. && .AVIATION /06Z SATURDAY THROUGH WEDNESDAY/...
-- Changed Discussion --
Gradual deterioration to MVFR is expected toward daybreak as light showers or sprinkles move northeast from KPIT south. Cold advection MVFR stratus is also expected across northern ports into mid morning. North winds near 10 KTs will remain through the period. By late afternoon as low pressure shifts east expect improvement to VFR at all ports by evening. .Outlook... Restrictions are possible especially across southern ports into Saturday night with departing low pressure.
-- End Changed Discussion --
&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...None. OH...None. PA...None. WV...None. && $$

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.