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Forecast Addendum 3/23/2023 - 07:00am

Submitted by casey.glaubman@... on Thu, 03/23/2023 - 4:50am
Recent Observations: 

Yesterday, a trip over to the east side by Ash Creek Butte found more fresh snow than expected, about 6 inches. This was all sitting on top of a slight crust, which itself is atop about 15-18 inches of unconsolidated snow. This layering was consistent throughout the entire area we surveyed. We saw less signs of recent avalanche activity than we've been spotting off Gray Butte and up at Castle Lake the last week or so. We did have much less visibility, so it's certainly not a definitive finding. However, it does appear that the east side may not have seen the same levels of rain activity that hit Castle Lake a little over a week ago. With more snow and increasing winds in the forecast, be aware that there is a fair amount of light snow available for transport on the east side of the mountain.

Mountain Weather: 

We're currently looking at cooling temperatures and a return of some more snow flurries, at least at Bunny Flat and above. Snow levels look like they'll be around 5,000 feet during the day today, and lowering down to the valley floor this evening through tonight. With this new weather system comes some WIND! The past 24 hours saw our Gray Butte Weather Station top out at about 30 mph gusts. Over the next 24 hours that could easily push 70 mph, if the forecast holds true through today and tomorrow. With temperatures dropping, expect the arriving precipitation to be of the lighter variety, which will mean even more wind transport of the falling snow. A slight break from the weather on Sunday looks like a bit of a false reprieve, with another front moving into our area starting on Sunday night or Monday. We're in a bit of a wait and see with regards to how much moisture that system will bring with it to deliver as snow. Fingers crossed! (either way, depending on how you're feeling about all the snow at this time)

Today 7-8 Weather : 
Snow showers, mainly after 11am. Chance of precipitation is 90%
Today 7-8 Wind Direction: 
SW
Today 8-9 Weather: 
Snow showers, mainly after 11am. Wind chill values as low as -17. Windy, with gusts as high as 70 mph. Chance of precipitation is 90%
Today 8-9 Wind Direction: 
W
Tomorrow 7-8 Weather: 
A 50 percent chance of snow showers, mainly after 11am. Partly sunny. Wind chill values as low as -3. Breezy, with gusts as high as 33 mph
Tomorrow 7-8 Wind Direction: 
WNW
Tomorrow 8-9 Weather: 
A 50 percent chance of snow showers. Partly sunny and cold, with wind chill values as low as -36. Windy, with gusts as high as 115 mph
Tomorrow 8-9 Wind Direction: 
WNW
Tonight 7-8 Weather: 
Snow showers likely, mainly before 11pm. Wind chill values as low as -4. Blustery, with gusts as high as 33 mph. Chance of precipitation is 60%
Tonight 7-8 Wind Direction: 
WNW
Tonight 8-9 Weather: 
Snow showers likely, mainly before 11pm. Mostly cloudy, with wind chill values as low as -36. Windy, with gusts as high as 110 mph. Chance of precipitation is 60%
Tonight 8-9 Wind Direction: 
WNW
Today 7-8 Temp: 
26
Today 8-9 Temp: 
10
Tomorrow 7-8 Temp: 
23
Tomorrow 8-9 Temp: 
6
Tonight 7-8 Temp: 
14
Tonight 8-9 Temp: 
0
23
23
34
29
150
3
0
22.5
19
28.5
23.5
188.5
0
0
Grey Butte Temp Cur: 
18
Grey Butte Temp Min: 
18
Grey Butte Temp Max: 
27
Grey Butte Temp Avg: 
23
Grey Butte Wind Cur: 
11
Grey Butte Wind Max: 
11.5
Grey Butte Wind Gust Max: 
30.66
Grey Butte Wind Avg: 
WNW
Castle Lake Temp Cur: 
91
Castle Lake Temp Min: 
27.5
Castle Lake Temp Max: 
110
Castle Lake Temp Avg: 
82
Castle Lake Snow Depth: 
166.2
Castle Lake Snow New: 
0
Mount Eddy Temp Cur: 
19
Mount Eddy Temp Min: 
19
Mount Eddy Temp Max: 
35
Mount Eddy Temp Avg: 
26.5
Mount Eddy Wind Cur: 
2
Mount Eddy Wind Max: 
2.5
Mount Eddy Wind Gust Max: 
5.69
Mount Eddy Wind Avg: 
WSW
Mount Eddy Snow Depth: 
149.7
Mount Eddy Snow New: 
0
Ash Creek Bowl Temp Cur: 
23
Ash Creek Bowl Temp Min: 
23
Ash Creek Bowl Temp Max: 
29.5
Ash Creek Bowl Temp Avg: 
25.5
Ash Creek Bowl Snow New: 
0
Ash Creek Ridge Temp Cur: 
20
Ash Creek Ridge Temp Min: 
14
Ash Creek Ridge Temp Max: 
30.5
Ash Creek Ridge Temp Avg: 
20.5
Ash Creek Ridge Wind Cur: 
8
Ash Creek Ridge Wind Max: 
8
Ash Creek Ridge Wind Gust Max: 
13.79
Ash Creek Ridge Wind Avg: 
S
Mt. Shasta City Temp Cur: 
35
Mt. Shasta City Temp Min: 
34
Mt. Shasta City Temp Max: 
46
Mt. Shasta City Temp Avg: 
38
Mt. Shasta City Wind Cur: 
0
Mt. Shasta City Wind Min: 
0
Mt. Shasta City Wind Max: 
3
Mt. Shasta City Wind Avg: 
1
Mt. Shasta City Wind Avg: 
N
Ski Bowl Comments: 
Water content down
Grey Butte Wind Min: 
7
Grey Butte Wind Avg: 
10
Caslte Lake Comments: 
Temp sensor down
Mount Eddy Wind Min: 
0.5
Mount Eddy Wind Avg: 
1.5
Ash Creek Ridge Wind Min: 
2
Ash Creek Ridge Wind Avg: 
3.5
Sand Flat Snow Settlement: 
0
Ski Bowl Snow Settlement: 
1.7
Castle Lake Snow Settlement: 
2.3
Mount Eddy Snow Settlement: 
3.2
Ash Creek Bowl Snow Settlement: 
0
Measured Precipitation Oct: 
37.13
Normal Precipitation Oct: 
29.11
Percent Precipitation Oct: 
128
Measured Precipitation MTD: 
7.42
Normal Precipitation MTD: 
4.17
Percent Precipitation MTD: 
178
Measured Precipitation YTD: 
28
Normal Precipitation YTD: 
16.87
Percent Precipitation YTD: 
166
Today SWE: 
0.03
Tonight SWE: 
0.03
Tomorrow SWE: 
0.02
Today Wind Max 7-9: 
20
Tonight Wind Max 7-9: 
25
Tomorrow Wind Max 7-9: 
25
Today Wind Min 7-9: 
5
Tonight Wind Min 7-9: 
20
Tomorrow Wind Min 7-9: 
15
Today Wind Max 9-11: 
45
Tonight Wind Max 9-11: 
70
Tomorrow Wind Max 9-11: 
80
Today Wind Min 9-11: 
25
Tonight Wind Min 9-11: 
45
Tomorrow Wind Min 9-11: 
65
Today Snow Max 7-9: 
4.00
Tonight Snow Max 7-9: 
3.00
Tomorrow Snow Max 7-9: 
1.00
Today Snow Min 7-9: 
2.00
Tonight Snow Min 7-9: 
1.00
Tomorrow Snow Min 7-9: 
1.00
Today Snow Max 9-11: 
5.00
Tonight Snow Max 9-11: 
4.00
Tomorrow Snow Max 9-11: 
2.00
Today Snow Min 9-11: 
3.00
Tonight Snow Min 9-11: 
2.00
Tomorrow Snow Min 9-11: 
1.00
Ash Creek Bowl HS: 
174.7
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: 
Low
Current Time: 
3:00 AM