Mount Rainier Recreational Forecast
National Weather Service Seattle WA
353 PM PDT Wed Jun 20 2018
.SYNOPSIS...Clouds will increase Wednesday afternoon as showers
and thunderstorms develop over the park. This risk will continue
into Wednesday evening before storms dissipate Wednesday night.
Onshore flow will bring cooler marine air inland Thursday and
Friday. High pressure aloft will cross the region this weekend,
followed by an upper trough early next week.
.IMPACTS...Thunderstorms may bring brief periods of heavy
rain...small hail...occasional wind gusts and frequent lightning
during the late afternoon and evening. If you are unable to get
indoors and find yourself near lightning strikes...remember to
minimize your contact with the ground by either keeping your feet
close together or by sitting on your pack. Do not seek shelter
within a tent as this not sufficient protection.
.WEDNESDAY NIGHT...Showers likely, a slight chance of
thunderstorms and snow showers likely in the evening, then partly
cloudy with a chance of showers after midnight. Snow level near
.THURSDAY...Mostly sunny. Freezing level near 12000 feet.
.THURSDAY NIGHT...Partly cloudy. Freezing level near 12500 feet.
.FRIDAY...Mostly sunny. Freezing level near 11500 feet.
Temperature and wind forecasts for selected locations.
Wed Thu Thu Fri
Summit (14411 FT) 21 21 24 19
W 10 W 15 W 20 W 35
Camp Muir(10188 FT) 40 39 40 34
NW 15 NW 10 W 20 W 25
Paradise (5420 FT) 51 59 46 56
N 5 W 10 W 5 W 15
Longmire (2760 FT) 55 72 50 68
E 5 W 5 SW 5 W 10
++ Temperatures and wind for the summit and Camp Muir are average
conditions expected in the free air at those elevations.
++ Temperatures for Paradise and Longmire are the expected highs and
lows. Wind is the average wind expected during that period.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Snow level near 9500 feet.
.SATURDAY...Mostly sunny. Freezing level near 12000 feet.
.SATURDAY NIGHT...Mostly clear. Freezing level near 14500 feet.
.SUNDAY...Sunny. Freezing level near 14500 feet.
.SUNDAY NIGHT...Partly cloudy. Freezing level near 13500 feet.
.MONDAY...Mostly sunny. Freezing level near 11000 feet.
.MONDAY NIGHT...Partly cloudy. Freezing level near 9500 feet.
.TUESDAY...Mostly sunny. Freezing level near 9000 feet.
.TUESDAY NIGHT...Mostly clear. Freezing level near 11000 feet.
.WEDNESDAY...Sunny. Freezing level near 11000 feet.