Tue Mar 5 08:01:06 EST 2024 Extreme South Washington Cascades and Foothills- 500 AM PST Tue Mar 5 2024 .TODAY... * Sky/Weather..............Partly cloudy. Widespread frost in the morning. * Max Temperature..........34-42, except 27-33 ridges. * Min Humidity.............65-75%. * 20-Foot Winds............ * Columbia Gorge...........Upslope 1-4 mph becoming west 4-7 mph in the afternoon. * Valleys/Lwr Slopes.......Upslope 1-4 mph becoming northwest 3-6 mph late afternoon. * Ridges/Upr Slopes........Variable 1-4 mph becoming northwest 4-7 mph in the afternoon. * CWR......................0%. * LAL......................1. * Haines Index (High)......3 (very low). * Mixing Height............4000 ft agl. * Transport Winds..........North around 5 mph increasing to northwest in the afternoon. .TONIGHT... * Sky/Weather..............Partly cloudy. Widespread frost. * Min Temperature..........15-25, except 10-17 ridges. * Max Humidity.............85-95%. * 20-Foot Winds............ * Columbia Gorge...........Southwest 3-6 mph shifting to the west late in the evening, then becoming drainage less than 5 mph after midnight becoming northwest 3-5 mph early morning. * Valleys/Lwr Slopes.......Northwest 2-5 mph early evening becoming drainage less than 5 mph. * Ridges/Upr Slopes........North 2-5 mph in the evening becoming variable less than 5 mph. * CWR......................0%. * LAL......................1. * Haines Index (High)......4 (low). * Mixing Height............500 ft agl. * Transport Winds..........North around 5 mph. .WEDNESDAY... * Sky/Weather..............Partly cloudy. Widespread frost in the morning. * Max Temperature..........34-43, except 27-33 ridges. * Min Humidity.............55-65%. * 20-Foot Winds............ * Columbia Gorge...........Upslope 1-4 mph becoming west 4-7 mph with gusts up to 20 mph beginning late morning. * Valleys/Lwr Slopes.......Upslope 1-4 mph becoming west 4-7 mph in the afternoon. * Ridges/Upr Slopes........Northwest 3-6 mph. * CWR......................0%. * LAL......................1. * Haines Index (High)......3 (very low). * Mixing Height............4000 ft agl. * Transport Winds..........North around 5 mph increasing to northwest in the afternoon. .Forecast days 3 through 7...... .WEDNESDAY EVENING...Partly cloudy. Widespread frost. Northwest winds 6-8 mph. .THURSDAY...Partly cloudy. Widespread frost. Lows 18 to 28. Highs 35-44. East winds 5-7 mph. Minimum humidity 65-70%. .FRIDAY...Widespread frost. A chance of rain and a slight chance of snow. Partly cloudy. Snow level 2500 feet. Lows 20-30. Highs 40-50. East winds 7-9 mph with gusts up to 20 mph. Minimum humidity 60-70%. .SATURDAY...Mostly cloudy with rain with snow likely. Snow level 3000 feet. Lows 28-38. Highs 36-46. South winds 10-13 mph with gusts up to 25 mph. Minimum humidity 75-85%. .SUNDAY THROUGH MONDAY...Rain and snow. Snow level 3000 feet. Lows 30-40. Highs 37-47. South winds 11-14 mph with gusts up to 30 mph. Minimum humidity 85-90%. && TEMPERATURE / HUMIDITY Dry Creek 37 17 37 / 66 92 59 Canyon Ck 37 20 37 / 76 92 68 3Corner Rk 32 17 31 / 82 98 75