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 26-May-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 May 26 2025 36F 34F / 58% NW 14 G 18 MPH 10800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 07 AM Mon May 26 2025 36F 35F / 55% NNW 14 G 20 MPH 10800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 08 AM Mon May 26 2025 38F 35F / 49% NNW 14 G 20 MPH 10800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 09 AM Mon May 26 2025 39F 36F / 51% N 13 G 20 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 10 AM Mon May 26 2025 42F 37F / 47% N 10 G 16 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 11 AM Mon May 26 2025 46F 38F / 49% N 8 G 13 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 12 PM Mon May 26 2025 49F 40F / 45% N 7 G 13 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 01 PM Mon May 26 2025 51F 42F / 36% N 9 G 14 MPH 11000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 02 PM Mon May 26 2025 55F 45F / 30% NW 11 G 17 MPH 11000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 03 PM Mon May 26 2025 57F 46F / 28% WNW 9 G 16 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 04 PM Mon May 26 2025 55F 46F / 32% WNW 11 G 18 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 05 PM Mon May 26 2025 54F 46F / 30% WNW 10 G 15 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 06 PM Mon May 26 2025 53F 46F / 31% WNW 9 G 15 MPH 10900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 07 PM Mon May 26 2025 51F 45F / 31% WNW 12 G 17 MPH 10700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 08 PM Mon May 26 2025 46F 43F / 31% WNW 12 G 17 MPH 11400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 09 PM Mon May 26 2025 43F 41F / 32% WNW 13 G 17 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 10 PM Mon May 26 2025 43F 42F / 26% WSW 12 G 16 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 11 PM Mon May 26 2025 43F 41F / 34% W 12 G 15 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 12 AM Tue May 27 2025 42F 41F / 35% WNW 12 G 17 MPH 11600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 01 AM Tue May 27 2025 42F 41F / 35% W 10 G 16 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 02 AM Tue May 27 2025 42F 40F / 38% W 12 G 15 MPH 11600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 03 AM Tue May 27 2025 42F 40F / 34% W 11 G 14 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 04 AM Tue May 27 2025 43F 41F / 25% W 14 G 19 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 05 AM Tue May 27 2025 42F 40F / 25% W 15 G 20 MPH 11600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 06 AM Tue May 27 2025 41F 40F / 29% W 14 G 19 MPH 11600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 07 AM Tue May 27 2025 41F 39F / 30% WNW 15 G 19 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 08 AM Tue May 27 2025 41F 39F / 31% W 13 G 15 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 09 AM Tue May 27 2025 44F 41F / 40% W 11 G 15 MPH 11400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 10 AM Tue May 27 2025 47F 41F / 50% WSW 9 G 13 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 11 AM Tue May 27 2025 50F 43F / 41% W 9 G 14 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 12 PM Tue May 27 2025 53F 45F / 34% W 10 G 18 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 01 PM Tue May 27 2025 55F 46F / 31% W 11 G 19 MPH 11600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 02 PM Tue May 27 2025 57F 47F / 29% WNW 12 G 20 MPH 11400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 03 PM Tue May 27 2025 58F 47F / 35% WNW 12 G 22 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 04 PM Tue May 27 2025 58F 48F / 30% WNW 14 G 23 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 05 PM Tue May 27 2025 57F 48F / 27% WNW 14 G 22 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 06 PM Tue May 27 2025 53F 47F / 31% WNW 15 G 24 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 07 PM Tue May 27 2025 53F 49F / 34% WNW 16 G 24 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 08 PM Tue May 27 2025 49F 47F / 38% WNW 15 G 23 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 09 PM Tue May 27 2025 46F 44F / 32% WNW 18 G 25 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 10 PM Tue May 27 2025 45F 45F / 28% WNW 18 G 26 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 11 PM Tue May 27 2025 44F 43F / 39% WNW 16 G 23 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 12 AM Wed May 28 2025 43F 42F / 54% WNW 16 G 23 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 01 AM Wed May 28 2025 42F 42F / 60% WNW 14 G 22 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 02 AM Wed May 28 2025 43F 42F / 52% SW 13 G 19 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 03 AM Wed May 28 2025 42F 41F / 47% WSW 14 G 16 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 04 AM Wed May 28 2025 42F 41F / 41% W 17 G 20 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 05 AM Wed May 28 2025 42F 41F / 40% WNW 18 G 22 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 06 AM Wed May 28 2025 41F 41F / 39% W 17 G 21 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"