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Forecast Addendum 1/16/2023 - 07:00am

Submitted by efalconer on Mon, 01/16/2023 - 4:25am
Recent Observations: 

 Above 5,000 ft, the landscape remains plastered with snow. Skiers yesterday near Ash Creek Butte observed huge touchy cornices along north-facing ridgelines. Signs of old storm slab avalanches were observed. Yesterday, I found that the new snow on convex test slopes was easy to move near and below treeline. Over the last 24 hrs, winds have shifted from the west to the north with speeds dropping into the single digits. Nevertheless, leeward slopes on the top half of the compass have seen consistent wind loading speeds over the last 72 hrs and areas that look innocent and inviting may still host a hefty slab just below the new snow. The freezing level has been hovering around 6,000 ft. 

 

 

Mountain Weather: 

The storm father has taken his eyes off us as moisture will track south of the region today. High pressure will build into Tuesday. A slight chance of showers exists tonight into Tuesday morning. Winds will shift to the north and northwest, with the freezing level dropping to around 3,500 ft as we await the next minor storm to make landfall, early Wednesday. 

Today 7-8 Weather : 
Mostly cloudy, with a high near 25. North wind 5 to 15 mph
Today 7-8 Wind Direction: 
N
Today 8-9 Weather: 
Mostly cloudy. Wind chill values as low as -11
Today 8-9 Wind Direction: 
NE
Tomorrow 7-8 Weather: 
Mostly sunny, with a high near 28. North northwest wind 5 to 15 mph
Tomorrow 7-8 Wind Direction: 
NW
Tomorrow 8-9 Weather: 
Sunny, wind chill values as low as -12, windy
Tomorrow 8-9 Wind Direction: 
N
Tonight 7-8 Weather: 
Partly cloudy, with a low around 18. Northwest wind 5 to 15 mph
Tonight 7-8 Wind Direction: 
NW
Tonight 8-9 Weather: 
Partly cloudy and windy. Wind chill values as low as -14
Tonight 8-9 Wind Direction: 
N
Today 7-8 Temp: 
25
Today 8-9 Temp: 
12
Tomorrow 7-8 Temp: 
28
Tomorrow 8-9 Temp: 
16
Tonight 7-8 Temp: 
18
Tonight 8-9 Temp: 
6
15
12
29
23
122
0
0
14
13.5
23.5
19
156.4
0
0.22
Grey Butte Temp Cur: 
15
Grey Butte Temp Min: 
15
Grey Butte Temp Max: 
22.5
Grey Butte Temp Avg: 
19.5
Grey Butte Wind Cur: 
7.5
Grey Butte Wind Max: 
15.5
Grey Butte Wind Gust Max: 
36.8
Grey Butte Wind Avg: 
WSW
Castle Lake Temp Cur: 
24.5
Castle Lake Temp Min: 
23.5
Castle Lake Temp Max: 
33.5
Castle Lake Temp Avg: 
27.5
Mount Eddy Temp Cur: 
18
Mount Eddy Temp Min: 
12.5
Mount Eddy Temp Max: 
28.5
Mount Eddy Temp Avg: 
21
Mount Eddy Wind Cur: 
0
Mount Eddy Wind Max: 
0
Mount Eddy Wind Gust Max: 
0
Mount Eddy Snow Depth: 
123.5
Mount Eddy Snow New: 
0
Ash Creek Bowl Temp Cur: 
15.5
Ash Creek Bowl Temp Min: 
13.5
Ash Creek Bowl Temp Max: 
23
Ash Creek Bowl Temp Avg: 
20
Ash Creek Bowl Snow New: 
21.6
Ash Creek Ridge Temp Cur: 
14.5
Ash Creek Ridge Temp Min: 
14
Ash Creek Ridge Temp Max: 
20
Ash Creek Ridge Temp Avg: 
17.5
Ash Creek Ridge Wind Cur: 
0
Ash Creek Ridge Wind Max: 
0
Ash Creek Ridge Wind Gust Max: 
0
Mt. Shasta City Temp Cur: 
32
Mt. Shasta City Temp Min: 
31
Mt. Shasta City Temp Max: 
38
Mt. Shasta City Temp Avg: 
34
Mt. Shasta City Wind Cur: 
0
Mt. Shasta City Wind Min: 
0
Mt. Shasta City Wind Max: 
5
Mt. Shasta City Wind Avg: 
1.5
Mt. Shasta City Wind Avg: 
N
Sand Flat Comments: 
Not responding
Grey Butte Wind Min: 
0
Grey Butte Wind Avg: 
9
Caslte Lake Comments: 
snow depth sensor down
Mount Eddy Wind Min: 
0
Mount Eddy Wind Avg: 
0
Ash Creek Ridge Wind Min: 
0
Ash Creek Ridge Wind Avg: 
0
Sand Flat Snow Settlement: 
1.2
Ski Bowl Snow Settlement: 
3
Mount Eddy Snow Settlement: 
0
Ash Creek Bowl Snow Settlement: 
0
Measured Precipitation Oct: 
25.62
Normal Precipitation Oct: 
15.41
Percent Precipitation Oct: 
166
Measured Precipitation MTD: 
16.49
Normal Precipitation MTD: 
3.17
Percent Precipitation MTD: 
520
Measured Precipitation YTD: 
16.49
Normal Precipitation YTD: 
3.17
Percent Precipitation YTD: 
520
Today SWE: 
0.00
Tonight SWE: 
0.00
Tomorrow SWE: 
0.00
Today Wind Max 7-9: 
15
Tonight Wind Max 7-9: 
15
Tomorrow Wind Max 7-9: 
15
Today Wind Min 7-9: 
5
Tonight Wind Min 7-9: 
5
Tomorrow Wind Min 7-9: 
5
Today Wind Max 9-11: 
20
Tonight Wind Max 9-11: 
20
Tomorrow Wind Max 9-11: 
20
Today Wind Min 9-11: 
10
Tonight Wind Min 9-11: 
10
Tomorrow Wind Min 9-11: 
10
Today Snow Max 7-9: 
5.00
Tonight Snow Max 7-9: 
3.00
Tomorrow Snow Max 7-9: 
0.50
Today Snow Min 7-9: 
3.00
Tonight Snow Min 7-9: 
1.00
Tomorrow Snow Min 7-9: 
0.00
Today Snow Max 9-11: 
5.00
Tonight Snow Max 9-11: 
2.00
Tomorrow Snow Max 9-11: 
5.00
Today Snow Min 9-11: 
3.00
Tonight Snow Min 9-11: 
1.00
Tomorrow Snow Min 9-11: 
0.00
Ash Creek Bowl HS: 
158.3
Weather Station Discussion: 
The table below summarizes data reported from all of our weather stations over the last 24 hours.
Seasonal Stats Discussion: 
The wet season is October 1 through May 1. The table below summarizes recorded vs. normal precipitation amounts for the City of Mount Shasta.
Overall Danger Rating: 
Considerable
Current Time: 
3:00 AM