THE WEATHER

2/4/2008 Weather Discussion: Another round of strong winter storms will drive into the PNW again this week. Snow should develop tonight and intensify tomorrow. Some warm periods and wind will be associated with these next few systems. Long-term models show the northern jet maintaining its push of storms through the week and into the weekend. Forecast from Monday 4pm to Tuesday 4am Precipitation .25 in. Water 2-4 in. Snow Temperatures Low 22 High 26 Winds 5-10 W Forecast for Tuesday 4am to 4pm Precipitation .75 in. Water 6-10 in. Snow Temperatures Low 24 High 32 Winds 10-30 W gusty TRENDS AND TIMING Precipitation: Light mountain snow is expected for today and tonight. The main push of moisture is expected to hit after 4am tomorrow. Heavy snow with a possible brief period of a rain/snow mixed period between 7am and 2pm. This looks to be confined to the lower mountain and should pass quickly. A Puget Sound Convergence is possible tomorrow afternoon enhancing our snow intensity. Storm totals by Wednesday morning could be in the +-2” of water range. Freezing levels: Freezing levels will begin to rise after 4am tomorrow morning. Temps should peak at +-4000’ around 10am. Temps should then quickly drop with freezing levels lowering below 2000’ by Wednesday morning. Winds: Rapid temperature changes and a strong westerly push will bring periods of strong winds tomorrow. The first potential will be associated with tomorrow cold front mid-day tomorrow. 30-40+mph WSW winds are showing up for tomorrow, this will be followed by a convergence pattern for the afternoon and evening hours.