ALTA/LITTLE COTTONWOOD CANYON HRRR-DERIVED FORECAST GUIDANCE *************************************************************** * THIS IS AN EXPERIMENTAL, AUTOMATED, AND UNOFFICIAL FORECAST * *************************************************************** CREATED/MAINTAINED BY THE STEENBURGH GROUP DEPARTMENT OF ATMOSPHERIC SCIENCES UNIVERSITY OF UTAH Contact: jim.steenburgh@utah.edu WETBULBZERO, 1H QPF, ACCUM QPF DIRECTLY FROM HRRR COLLINS SNOW RATIO/H2O, MT BALDY T/RH, MT BALDY WIND, 1H SNOW, and ACCUM SNOW based on machine learning including UU RF SLR algorithm Based on 12Z 02-Jun-2025 intialized HRRR FORECAST HOURS 0-48 FHR VALID MOUNTAIN TIME COLLINS T MT BALDY T/RH MT BALDY WIND WETBULBZERO SLR/H2O 1H QPF / 1H SNOW / ACCUM QPF / ACCUM SNOW 0 06 AM Mon Jun 02 2025 44F 42F / 68% W 13 G 19 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 07 AM Mon Jun 02 2025 45F 42F / 64% NW 14 G 19 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 08 AM Mon Jun 02 2025 45F 42F / 72% W 13 G 18 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 09 AM Mon Jun 02 2025 46F 42F / 79% W 10 G 14 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 10 AM Mon Jun 02 2025 47F 42F / 82% W 10 G 15 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 11 AM Mon Jun 02 2025 51F 42F / 76% W 11 G 17 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 12 PM Mon Jun 02 2025 52F 44F / 56% W 11 G 20 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 01 PM Mon Jun 02 2025 54F 45F / 47% W 14 G 24 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 02 PM Mon Jun 02 2025 56F 46F / 38% W 16 G 26 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 03 PM Mon Jun 02 2025 57F 46F / 41% WNW 17 G 29 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 04 PM Mon Jun 02 2025 55F 46F / 39% WNW 19 G 29 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 05 PM Mon Jun 02 2025 55F 45F / 34% WNW 20 G 30 MPH 11400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 06 PM Mon Jun 02 2025 52F 45F / 35% WNW 20 G 31 MPH 10800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 07 PM Mon Jun 02 2025 49F 43F / 30% WNW 22 G 32 MPH 10300 FT 4:1 / 25% 0.00" / 0.0" 0.00" / 0.0" 14 08 PM Mon Jun 02 2025 45F 41F / 19% WNW 24 G 35 MPH 10100 FT 5:1 / 20% 0.00" / 0.0" 0.00" / 0.0" 15 09 PM Mon Jun 02 2025 42F 39F / 21% WNW 23 G 34 MPH 10000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 16 10 PM Mon Jun 02 2025 40F 38F / 37% WNW 22 G 31 MPH 9800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 17 11 PM Mon Jun 02 2025 38F 37F / 37% WNW 22 G 30 MPH 9400 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 18 12 AM Tue Jun 03 2025 37F 36F / 33% WNW 23 G 33 MPH 9000 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 19 01 AM Tue Jun 03 2025 37F 34F / 32% W 24 G 34 MPH 8500 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 20 02 AM Tue Jun 03 2025 35F 33F / 30% W 24 G 34 MPH 8300 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 21 03 AM Tue Jun 03 2025 34F 32F / 29% W 24 G 34 MPH 8200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 22 04 AM Tue Jun 03 2025 34F 32F / 33% W 25 G 36 MPH 8900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 23 05 AM Tue Jun 03 2025 33F 31F / 41% W 25 G 36 MPH 8100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 24 06 AM Tue Jun 03 2025 32F 30F / 59% W 25 G 36 MPH 8200 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 25 07 AM Tue Jun 03 2025 32F 29F / 60% W 26 G 38 MPH 8800 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 26 08 AM Tue Jun 03 2025 34F 30F / 59% W 27 G 41 MPH 8600 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 27 09 AM Tue Jun 03 2025 35F 31F / 53% W 26 G 37 MPH 7900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 28 10 AM Tue Jun 03 2025 37F 31F / 50% W 22 G 33 MPH 8100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 29 11 AM Tue Jun 03 2025 40F 32F / 46% W 20 G 32 MPH 8500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 30 12 PM Tue Jun 03 2025 44F 33F / 46% W 19 G 31 MPH 8600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 31 01 PM Tue Jun 03 2025 45F 35F / 49% W 19 G 30 MPH 8600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 32 02 PM Tue Jun 03 2025 47F 35F / 46% W 18 G 29 MPH 8800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 33 03 PM Tue Jun 03 2025 47F 35F / 44% W 18 G 31 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 34 04 PM Tue Jun 03 2025 47F 36F / 47% W 19 G 30 MPH 8900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 35 05 PM Tue Jun 03 2025 46F 36F / 48% W 19 G 30 MPH 9000 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 36 06 PM Tue Jun 03 2025 44F 35F / 44% W 21 G 32 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 37 07 PM Tue Jun 03 2025 44F 38F / 43% W 23 G 35 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 38 08 PM Tue Jun 03 2025 41F 37F / 44% WNW 24 G 35 MPH 9500 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 39 09 PM Tue Jun 03 2025 38F 35F / 43% WNW 25 G 37 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 40 10 PM Tue Jun 03 2025 37F 35F / 52% WNW 26 G 39 MPH 9500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 41 11 PM Tue Jun 03 2025 36F 34F / 57% WNW 22 G 33 MPH 8900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 42 12 AM Wed Jun 04 2025 36F 34F / 56% WNW 24 G 33 MPH 8800 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 43 01 AM Wed Jun 04 2025 35F 33F / 50% W 23 G 32 MPH 8500 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 44 02 AM Wed Jun 04 2025 35F 33F / 47% WNW 22 G 30 MPH 8400 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 45 03 AM Wed Jun 04 2025 35F 33F / 42% W 23 G 30 MPH 8300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 46 04 AM Wed Jun 04 2025 35F 34F / 40% W 23 G 31 MPH 8300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 47 05 AM Wed Jun 04 2025 34F 33F / 39% W 22 G 28 MPH 8300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 48 06 AM Wed Jun 04 2025 34F 33F / 39% W 19 G 26 MPH 8300 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0"