FNUS71 KPBZ 260802 FWSPBZ Spot Forecast for SGL 244 Grass Units A, B & C...PGC National Weather Service Pittsburgh PA 402 AM EDT Fri Apr 26 2024 Forecast is based on ignition time of 0700 EDT on April 26. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Dry and warmer today. The risk for showers returns late tonight and Saturday. Big warmup expected Sunday and Monday. .REST OF TODAY... Sky/weather.........Sunny (5-15 percent). Widespread frost early in the morning. Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 63. Min humidity........39 percent. Wind (20 ft)........Southeast winds 7 to 10 mph. Mixing height.......5600 ft AGL. Transport winds.....Southeast 12 to 18 mph shifting to the south 16 to 17 mph in the afternoon. LVORI...............2. ADI.................12 early in the morning increasing to 102 in the afternoon. Haines Index........3 to 4...or very low to low potential for large plume dominated fire growth. TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........3 2 3 6 16 17 21 19 19 9 8 Weather cov.....WID Weather type....FST Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 1 1 Temp............37 40 45 50 54 57 59 61 62 63 62 RH..............61 61 61 58 53 48 45 41 41 39 39 20 FT wind dir..E E SE SE SE SE SE SE SE SE SE 20 FT wind spd..8 9 10 10 10 9 9 9 8 8 9 20 FT wind gust.12 14 14 14 14 14 14 14 13 13 14 Mix hgt (kft)...0.5 0.8 1.3 2.2 3.6 4.4 4.9 5.4 5.6 5.6 5.5 Transp wind dir.E E E SE SE S S S S S S Transp wind spd.12 14 16 17 18 17 17 16 16 16 16 LVORI...........2 2 2 1 1 1 1 1 1 1 1 ADI.............12 15 27 46 65 68 71 69 102 102 69 Haines index....4 3 3 3 3 3 3 3 3 3 3 .TONIGHT... Sky/weather.........Partly cloudy (25-35 percent) then becoming mostly cloudy (55-65 percent). Slight chance of rain showers after 3 am. Chance of rain showers early in the morning. Chance of pcpn......30 percent. LAL.................1. Min temperature.....Around 43. Max humidity........76 percent. Wind (20 ft)........Southeast winds 9 to 13 mph. Gusts up to 24 mph in the late evening and overnight. Mixing height.......700 ft AGL. Transport winds.....Southeast 15 to 17 mph. LVORI...............3. ADI.................11 to 23. Haines Index........3...or very low potential for large plume dominated fire growth. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........15 15 23 26 33 40 36 44 53 56 66 70 Weather cov..... SCH CHC Weather type.... RW RW Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 10 20 30 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............61 59 56 53 52 50 49 48 46 45 45 44 RH..............39 42 46 51 52 53 54 56 58 60 62 66 20 FT wind dir..SE SE SE SE SE SE SE SE SE SE SE SE 20 FT wind spd..9 10 10 11 11 13 13 13 12 12 12 12 20 FT wind gust.14 14 14 16 18 19 18 18 18 18 18 18 Mix hgt (kft)...4.9 2.5 0.7 0.7 0.8 0.8 0.8 0.8 0.8 0.7 0.7 0.7 Transp wind dir.S SE SE SE SE SE SE SE SE SE SE SE Transp wind spd.16 17 15 15 15 16 17 17 17 16 16 16 LVORI...........2 2 2 2 2 2 2 2 2 2 2 3 ADI.............11 23 13 13 13 14 15 15 15 14 14 14 Haines index....3 3 3 3 3 3 3 3 3 3 3 3 .SATURDAY... Sky/weather.........Mostly cloudy (80-90 percent). Chance of rain showers early in the morning, then rain showers likely early in the morning. Chance of rain showers late in the afternoon. Chance of pcpn......70 percent. LAL.................1. Max temperature.....Around 59. Min humidity........62 percent. Wind (20 ft)........Southeast winds 10 to 13 mph with gusts to around 18 mph. Mixing height.......1400 ft AGL. Transport winds.....Southeast 16 to 20 mph. LVORI...............3. ADI.................18 to 31. Haines Index........3 to 4...or very low to low potential for large plume dominated fire growth. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........79 83 83 92 91 89 88 88 87 84 81 78 Weather cov.....CHC CHC LKY LKY LKY LKY LKY LKY CHC CHC CHC CHC Weather type....RW RW RW RW RW RW RW RW RW RW RW RW Tstm cov........ Chc of pcpn (%).40 50 70 70 70 70 70 70 30 30 30 30 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............44 44 45 47 48 49 51 53 54 56 57 59 RH..............70 71 75 76 77 77 75 72 70 68 65 63 20 FT wind dir..SE SE SE SE SE SE SE SE SE SE SE SE 20 FT wind spd..12 11 12 11 11 11 12 12 12 12 11 11 20 FT wind gust.18 18 18 17 17 18 18 18 18 18 17 17 Mix hgt (kft)...0.8 0.8 1.0 1.2 1.3 1.3 1.4 1.4 1.4 1.4 1.4 1.3 Transp wind dir.SE SE SE SE S S SE S S S S S Transp wind spd.16 16 17 17 18 18 20 20 20 20 18 17 LVORI...........3 3 3 3 3 3 3 3 3 3 3 2 ADI.............18 18 25 26 27 27 30 31 30 30 29 27 Haines index....3 3 3 3 3 3 3 3 4 4 4 4 $$ Forecaster...RRR Requested by...Shane Brenneman Type of request...PRESCRIBED .TAG 2412463.0/PBZ .DELDT 04/26/24 .FormatterVersion 2.0.0 .EMAIL sbrenneman@pa.gov