Thu May 2 07:19:40 EDT 2024 East Washington Central Cascades (Zone 696)- East Portion of North Cascades National Park/Lake Chelan National Recreation Area (Zone 697)- East Washington North Cascades (Zone 698)- Including the cities of Stevens Pass, Lake Wenatchee Area, Leavenworth, and Stehekin 419 AM PDT Thu May 2 2024 .Today... * Sky/Weather.........Mostly sunny. A chance of valley rain and mountain snow showers in the afternoon. * LAL.................1. * Max Temperature.....57-67 valleys and 45-55 mountains. * 24 hr Trend........9 degrees warmer. * Min Humidity........22-30 percent valleys and 30-45 percent mountains. * 24 hr Trend........3 percent wetter valleys, and 10 percent drier mountains. * 20-foot winds....... * Valleys/Lwr Slopes...North 3 to 6 mph. * Ridges/Upr Slopes....North 4 to 8 mph. * Haines Index........3 or very low. * Mixing Height.......7000 ft AGL. * Transport Winds.....Northeast 5 to 10 mph. * CWR (> 0.10 IN).....10 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of rain and high mountain snow showers early in the evening. Widespread frost in the late evening and overnight. * LAL.................1. * Min Temperature.....37-46 valleys and 29-39 mountains. * 24 hr Trend........7 degrees warmer. * Max Humidity........65-80 percent. * 24 hr Trend........15 percent wetter valleys, and 10 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Northwest 3 to 8 mph. * Ridges/Upr Slopes....North 3 to 8 mph. * Haines Index........2 or very low. * Mixing Height.......4000 ft AGL falling to near surface. * Transport Winds.....Northwest 5 to 10 mph. * CWR (> 0.10 IN).....10 percent. .FRIDAY... * Sky/Weather.........Mostly sunny. Widespread frost early in the morning. A chance of sprinkles in the afternoon. * LAL.................1. * Max Temperature.....58-68 valleys and 46-56 mountains. * Min Humidity........30-45 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Southeast 4 to 15 mph with gusts to around 30 mph. * Ridges/Upr Slopes....Southeast 8 to 19 mph with gusts to around 35 mph. * Haines Index........3 or very low. * Mixing Height.......6000 ft AGL. * Transport Winds.....Southeast 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. .Forecast Days 3 Through 7...... .SATURDAY...Rain and high mountain snow showers likely. Lows 43 to 52 valleys...35 to 45 mountains. Highs 51 to 61 valleys... 43 to 53 mountains. East wind 10 to 20 mph. .SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of rain and high mountain snow showers. Lows 38 to 48 valleys...32 to 42 mountains. Highs 47 to 57 valleys...37 to 47 mountains. West wind 5 to 15 mph. .TUESDAY...Mostly cloudy. A chance of valley rain and mountain snow showers. Lows 31 to 39 valleys...24 to 34 mountains. Highs 49 to 59 valleys...39 to 49 mountains. .WEDNESDAY...Partly cloudy. A chance of valley rain and mountain snow showers. Lows 32 to 38 valleys...24 to 34 mountains. Highs 51 to 61 valleys...41 to 51 mountains. .8 to 14 Day Outlook for May 09 - 15 2024 Above normal temperatures and below normal precipitation.