20 Mile River

Current Conditions

Current conditions at 12/15 8:53 AM - PORTAGE GLACIER - 11 km away.

December 6, 2025
Sunrise
--:--
Sunset
--:--
Moon Phase Tonight
< >
Moon Phase
 

Wind Forecast

Dec-15
Monday
15-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
 
 
 
 
Speed (knots) 2 2 2 2 2 2
Temp F     -0 -0 1 1 1 -0
Precip (mm/3hr)    
Cloud Cover
Snow Depth (cm)    
Dec-16
Tuesday
16-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
 
 
 
 
 
 
Speed (knots) 2 2 2 1 2 2 2 2
Temp F -0 -2 -2 -2 -2 -0 -0 -0
Precip (mm/3hr)
Cloud Cover
Snow Depth (cm)
 
Dec-17
Wednesday
17-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
 
 
 
 
 
 
Speed (knots) 2 2 2 2 2 2 2 3
Temp F 1 -0 -0 -2 -2 -0 -2 -2
Precip (mm/3hr)
Cloud Cover
Snow Depth (cm)
 
Dec-18
Thursday
18-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
 
 
 
 
 
 
Speed (knots) 3 3 3 3 3 2 2 2
Temp F -2 -2 -0 -2 -2 -2 -4 -6
Precip (mm/3hr)
Cloud Cover
Snow Depth (cm)
 
Dec-19
Friday
19-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
 
 
 
 
 
 
Speed (knots) 2 2 2 2 2 2 2 3
Temp F -6 -6 -6 -6 -4 -0 1 3
Precip (mm/3hr)
Cloud Cover
Snow Depth (cm)
 
Dec-20
Saturday
20-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
 
 
 
 
 
 
Speed (knots) 4 4 3 3 2 2 2 2
Temp F 9 10 9 9 7 7 3 -0
Precip (mm/3hr)
Cloud Cover
Snow Depth (cm)
 
Dec-21
Sunday
21-December
1 am 4 7 10 1 pm 4 7 10
Direction
 
 
Speed (knots) 1 1
Temp F -2 -4            
Precip (mm/3hr)            
Cloud Cover
Snow Depth (cm)            
 

Current Observations from sourced from NOAA Aviation Weather Center (AWC). Forecasts based on MSC’s GDPS (GEM-Global) model

 

Nearby Stations

The following stations are near this spot.

Name ICAO Date Distance (Km) Wind Speed Direction Status Conditions
BIRCHWOOD PABV 12/15 8:56 AM 69.3 23
 
Wind: 23 kt gusting 40 kt Clouds: clear Temp: -5°C Pressure: 996 hPa
FORT RICHARDSON PAFR 12/15 8:55 AM 58.6 23
 
Wind: 23 kt gusting 32 kt Clouds: clear Temp: -6°C Pressure: 993 hPa
ELMENDORF AFB PAED 12/15 8:55 AM 62.6 28
 
Wind: 28 kt gusting 49 kt Clouds: clear Temp: -4°C Pressure: 993 hPa
PORTAGE GLACIER PATO 12/15 8:53 AM 10.5 6
 
Wind: 6 kt Clouds: clear Temp: -12°C Pressure: 993 hPa
ANCHORAGE/MERRIL PAMR 12/15 8:53 AM 62.0 23
 
Wind: 23 kt gusting 47 kt Clouds: clear Temp: -4°C Pressure: 993 hPa
ANCHORAGE/LAKE H PALH 12/15 8:53 AM 64.7 27
 
Wind: 27 kt gusting 43 kt Clouds: clear Temp: -4°C Pressure: 994 hPa
ANCHORAGE INTL PANC 12/15 8:53 AM 66.0 21
 
Wind: 21 kt gusting 32 kt Clouds: clear Temp: -7°C Pressure: 994 hPa
Seward Highway @ Portage Glacier Road M SPGA2 3.6 No data
SEATTLE RIDGE SERA2 9.6
Whittier Access Road @ Tunnel MP 1.35 WRTA2 11.6 No data
Seward Highway @ Turnagain Pass MP 69.9 SRPA2 12.0
ALYESKA WEATHER TOP OF MAXS MOUNTAIN AYXA2 12.2
ALYESKA SUMMIT AYSA2 12.5
ALYESKA TOP OF QUAD AYTA2 13.0
TURNAGAIN PASS TUGA2 13.3
SUNBURST SNBA2 14.7
Camp Road @ Whittier Tunnel WHLA2 16.4 No data
WHITTIER PAWR 16.5

Spot Details

-

Riders