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 00Z 07-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 PM Fri Jun 06 2025 51F 44F / 42% W 10 G 18 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 07 PM Fri Jun 06 2025 48F 43F / 49% W 13 G 18 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 08 PM Fri Jun 06 2025 45F 41F / 58% W 12 G 18 MPH 10200 FT 5:1 / 20% 0.00" / 0.0" 0.00" / 0.0" 3 09 PM Fri Jun 06 2025 42F 40F / 58% WSW 14 G 21 MPH 10600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 10 PM Fri Jun 06 2025 41F 40F / 50% W 17 G 24 MPH 10900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 11 PM Fri Jun 06 2025 41F 40F / 40% W 18 G 26 MPH 10900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 12 AM Sat Jun 07 2025 41F 40F / 32% W 18 G 25 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 01 AM Sat Jun 07 2025 42F 40F / 30% WNW 21 G 29 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 02 AM Sat Jun 07 2025 42F 40F / 37% WNW 19 G 27 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 03 AM Sat Jun 07 2025 41F 39F / 35% W 18 G 25 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 04 AM Sat Jun 07 2025 41F 39F / 38% W 18 G 24 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 05 AM Sat Jun 07 2025 41F 39F / 41% W 19 G 27 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 06 AM Sat Jun 07 2025 41F 39F / 38% WSW 20 G 30 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 07 AM Sat Jun 07 2025 41F 40F / 44% W 19 G 28 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 08 AM Sat Jun 07 2025 42F 40F / 65% W 18 G 26 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 09 AM Sat Jun 07 2025 44F 40F / 74% W 19 G 26 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 10 AM Sat Jun 07 2025 45F 41F / 66% W 15 G 24 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 11 AM Sat Jun 07 2025 50F 42F / 62% W 16 G 25 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 12 PM Sat Jun 07 2025 53F 44F / 55% W 15 G 24 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 01 PM Sat Jun 07 2025 55F 46F / 35% W 16 G 26 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 02 PM Sat Jun 07 2025 57F 47F / 36% W 16 G 26 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 03 PM Sat Jun 07 2025 58F 47F / 28% W 16 G 27 MPH 11400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 04 PM Sat Jun 07 2025 57F 47F / 30% WNW 17 G 26 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 05 PM Sat Jun 07 2025 58F 48F / 36% WNW 17 G 26 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 06 PM Sat Jun 07 2025 54F 48F / 37% W 17 G 29 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 07 PM Sat Jun 07 2025 52F 47F / 34% WNW 17 G 27 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 08 PM Sat Jun 07 2025 49F 45F / 42% WNW 20 G 30 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 09 PM Sat Jun 07 2025 46F 44F / 45% WNW 21 G 29 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 10 PM Sat Jun 07 2025 46F 44F / 38% WNW 22 G 32 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 11 PM Sat Jun 07 2025 46F 44F / 43% WNW 22 G 31 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 12 AM Sun Jun 08 2025 46F 44F / 50% WNW 23 G 30 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 01 AM Sun Jun 08 2025 45F 43F / 50% WNW 24 G 33 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 02 AM Sun Jun 08 2025 45F 43F / 47% WNW 24 G 32 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 03 AM Sun Jun 08 2025 44F 42F / 49% WNW 21 G 31 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 04 AM Sun Jun 08 2025 44F 41F / 48% WNW 22 G 30 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 05 AM Sun Jun 08 2025 43F 41F / 51% WNW 22 G 32 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 06 AM Sun Jun 08 2025 42F 40F / 51% WNW 22 G 34 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 07 AM Sun Jun 08 2025 42F 41F / 51% WNW 24 G 33 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 08 AM Sun Jun 08 2025 43F 43F / 55% WNW 22 G 29 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 09 AM Sun Jun 08 2025 46F 44F / 55% WNW 22 G 32 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 10 AM Sun Jun 08 2025 48F 43F / 56% WNW 19 G 29 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 11 AM Sun Jun 08 2025 53F 45F / 49% WNW 17 G 27 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 12 PM Sun Jun 08 2025 58F 49F / 43% WNW 15 G 25 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 01 PM Sun Jun 08 2025 59F 51F / 34% WNW 12 G 22 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 02 PM Sun Jun 08 2025 61F 52F / 35% WNW 11 G 19 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 03 PM Sun Jun 08 2025 62F 53F / 46% WNW 12 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 04 PM Sun Jun 08 2025 62F 53F / 59% WNW 13 G 23 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 05 PM Sun Jun 08 2025 62F 52F / 56% WNW 14 G 23 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 06 PM Sun Jun 08 2025 59F 52F / 57% WNW 16 G 25 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"