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 06Z 31-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 12 AM Sat May 31 2025 47F 45F / 44% WNW 13 G 17 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Sat May 31 2025 46F 45F / 54% WNW 11 G 16 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Sat May 31 2025 45F 45F / 47% WNW 12 G 15 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Sat May 31 2025 45F 44F / 53% WNW 13 G 19 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Sat May 31 2025 44F 44F / 49% NW 15 G 22 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Sat May 31 2025 45F 43F / 53% WNW 14 G 22 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Sat May 31 2025 45F 43F / 51% WNW 14 G 19 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Sat May 31 2025 44F 42F / 57% WNW 14 G 20 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Sat May 31 2025 45F 44F / 55% WNW 15 G 21 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Sat May 31 2025 47F 45F / 63% WNW 16 G 22 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Sat May 31 2025 49F 45F / 72% WNW 14 G 22 MPH 11000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Sat May 31 2025 53F 47F / 67% WNW 12 G 20 MPH 11000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Sat May 31 2025 57F 49F / 45% WNW 12 G 19 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Sat May 31 2025 60F 51F / 34% WNW 12 G 18 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Sat May 31 2025 62F 52F / 25% WNW 11 G 17 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Sat May 31 2025 63F 53F / 19% WNW 10 G 17 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Sat May 31 2025 63F 54F / 13% WNW 9 G 16 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Sat May 31 2025 63F 54F / 9% WNW 9 G 15 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Sat May 31 2025 60F 54F / 13% W 9 G 14 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Sat May 31 2025 57F 52F / 18% W 10 G 14 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Sat May 31 2025 53F 50F / 18% W 9 G 12 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Sat May 31 2025 50F 50F / 13% WSW 10 G 12 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Sat May 31 2025 50F 49F / 12% SSW 11 G 14 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Sat May 31 2025 49F 49F / 21% SW 10 G 15 MPH 11200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Sun Jun 01 2025 50F 49F / 16% WSW 12 G 17 MPH 11300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Sun Jun 01 2025 50F 48F / 11% WSW 13 G 18 MPH 11100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Sun Jun 01 2025 49F 48F / 5% W 14 G 18 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Sun Jun 01 2025 49F 48F / 8% WNW 17 G 22 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Sun Jun 01 2025 48F 48F / 14% NW 21 G 28 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Sun Jun 01 2025 48F 47F / 17% W 21 G 30 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Sun Jun 01 2025 48F 47F / 21% NW 21 G 30 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Sun Jun 01 2025 48F 47F / 28% NW 19 G 28 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Sun Jun 01 2025 48F 47F / 21% NW 18 G 22 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Sun Jun 01 2025 50F 48F / 37% WNW 16 G 24 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Sun Jun 01 2025 53F 48F / 37% WNW 13 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Sun Jun 01 2025 57F 49F / 25% WNW 10 G 17 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Sun Jun 01 2025 61F 52F / 18% WNW 9 G 16 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Sun Jun 01 2025 66F 57F / 9% W 10 G 16 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Sun Jun 01 2025 66F 57F / 8% W 9 G 17 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Sun Jun 01 2025 68F 59F / 11% W 9 G 17 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Sun Jun 01 2025 68F 59F / 10% W 9 G 16 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Sun Jun 01 2025 69F 58F / 11% WNW 12 G 20 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Sun Jun 01 2025 64F 57F / 5% W 11 G 17 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Sun Jun 01 2025 61F 57F / 17% W 13 G 19 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Sun Jun 01 2025 58F 55F / 24% WSW 13 G 18 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Sun Jun 01 2025 54F 52F / 33% WNW 15 G 28 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Sun Jun 01 2025 51F 50F / 39% W 14 G 23 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Sun Jun 01 2025 50F 49F / 46% WSW 12 G 19 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Mon Jun 02 2025 50F 49F / 40% WSW 13 G 21 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"