Spot Forecast
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
490 FNUS76 KSEW 230435 FWSSEW Spot Forecast for Violet Prairie Prescribed Burn...CNLM National Weather Service Seattle WA 935 PM PDT Sun Sep 22 2024 Forecast is based on ignition time of 1200 PDT on September 24. If conditions become unrepresentative, contact the National Weather Service. Please contact our office at (206) 526-6095, if you have questions or concerns with this forecast. .DISCUSSION...Upper level ridging expected to set up over the burn site will shift eastward Tuesday, keeping warm and dry conditions in place. Additionally, a thermal pressure trough located along the coast will result in offshore flow, helping boost temperatures to unseasonably warm values. Onshore flow returns Tuesday night in advance of an approaching frontal system which will bring rain and cooler temperatures Wednesday. .TUESDAY... Sky/weather.........Sunny (0-10 percent). CWR.................0 percent. LAL.................1. Max temperature.....Around 82. Min humidity........58 percent. Wind (20 ft)........Northeast winds around 6 mph. Mixing height.......1900 ft AGL. Transport winds.....Northeast around 6 mph. Haines mid level....4 or low potential for large plume dominated fire growth. Rainfall amount.....0.00 inches. .TUESDAY NIGHT... Sky/weather.........Mostly clear (15-25 percent) then becoming mostly cloudy (50-60 percent). Chance of rain overnight. CWR.................0 percent. LAL.................1. Min temperature.....Around 55. Max humidity........97 percent. Wind (20 ft)........Light winds becoming southwest around 6 mph overnight. Mixing height.......600 ft AGL. Transport winds.....West around 6 mph. Haines mid level....4 or low potential for large plume dominated fire growth. Rainfall amount.....0.02 inches. .WEDNESDAY... Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain in the morning, then rain likely in the afternoon. CWR.................45 percent. LAL.................1. Max temperature.....Around 65. Min humidity........87 percent. Wind (20 ft)........Southwest winds 6 to 7 mph. Mixing height.......1700 ft AGL. Transport winds.....Southwest around 10 mph. Haines mid level....3 or very low potential for large plume dominated fire growth. Rainfall amount.....0.27 inches. $$ Forecaster...Reedy Requested by...Eliza Soczka Type of request...PRESCRIBED .TAG 2422882.0/SEW .DELDT 09/22/24 .FormatterVersion 2.0.0 .EMAIL esoczka@CNLM.org