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 12-Apr-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 Apr 12 2025 40F 40F / 24% SW 21 G 37 MPH 10400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Sat Apr 12 2025 41F 40F / 23% SW 24 G 43 MPH 10300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Sat Apr 12 2025 40F 39F / 24% SW 26 G 49 MPH 10300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Sat Apr 12 2025 39F 39F / 28% SW 26 G 48 MPH 10400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Sat Apr 12 2025 38F 38F / 27% SW 27 G 46 MPH 10300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Sat Apr 12 2025 38F 38F / 29% SW 26 G 46 MPH 10200 FT 3:1 / 33% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Sat Apr 12 2025 37F 37F / 31% SW 27 G 46 MPH 10100 FT 4:1 / 25% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Sat Apr 12 2025 37F 36F / 31% SW 25 G 44 MPH 9900 FT 5:1 / 20% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Sat Apr 12 2025 36F 35F / 31% SW 26 G 43 MPH 9700 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Sat Apr 12 2025 37F 35F / 31% SW 26 G 43 MPH 9500 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Sat Apr 12 2025 38F 35F / 32% SW 25 G 43 MPH 9300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Sat Apr 12 2025 40F 35F / 32% SW 23 G 42 MPH 9300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Sat Apr 12 2025 44F 35F / 37% SSW 20 G 36 MPH 9400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Sat Apr 12 2025 47F 36F / 38% SW 19 G 34 MPH 9400 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Sat Apr 12 2025 45F 35F / 48% WSW 12 G 22 MPH 9900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Sat Apr 12 2025 45F 35F / 57% WSW 10 G 21 MPH 10000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Sat Apr 12 2025 45F 35F / 61% WSW 11 G 21 MPH 9900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Sat Apr 12 2025 44F 35F / 62% W 13 G 22 MPH 10100 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Sat Apr 12 2025 40F 35F / 63% W 17 G 26 MPH 10000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Sat Apr 12 2025 38F 34F / 60% W 15 G 24 MPH 9900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Sat Apr 12 2025 36F 32F / 61% WNW 17 G 24 MPH 9700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Sat Apr 12 2025 35F 32F / 56% W 15 G 23 MPH 9600 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Sat Apr 12 2025 34F 32F / 55% W 15 G 22 MPH 9800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Sat Apr 12 2025 32F 30F / 60% W 16 G 24 MPH 9700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Sun Apr 13 2025 30F 29F / 64% W 16 G 24 MPH 9500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Sun Apr 13 2025 28F 28F / 67% W 14 G 20 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Sun Apr 13 2025 28F 26F / 77% WNW 15 G 22 MPH 8400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Sun Apr 13 2025 27F 25F / 86% WNW 16 G 25 MPH 7800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Sun Apr 13 2025 27F 24F / 85% WNW 17 G 28 MPH 7400 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Sun Apr 13 2025 27F 24F / 77% WNW 17 G 26 MPH 7000 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Sun Apr 13 2025 27F 24F / 75% WNW 19 G 31 MPH 5800 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Sun Apr 13 2025 27F 24F / 58% WNW 24 G 37 MPH 5600 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Sun Apr 13 2025 29F 26F / 52% W 28 G 41 MPH 5600 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Sun Apr 13 2025 30F 27F / 60% W 24 G 36 MPH 5700 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Sun Apr 13 2025 31F 26F / 58% W 21 G 34 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Sun Apr 13 2025 31F 25F / 61% W 18 G 28 MPH 6100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Sun Apr 13 2025 31F 24F / 62% W 16 G 27 MPH 6000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Sun Apr 13 2025 33F 26F / 56% W 16 G 28 MPH 5900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Sun Apr 13 2025 34F 26F / 53% W 17 G 29 MPH 5900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Sun Apr 13 2025 36F 26F / 47% W 17 G 27 MPH 6100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Sun Apr 13 2025 36F 27F / 44% W 18 G 27 MPH 6300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Sun Apr 13 2025 34F 27F / 47% WNW 19 G 30 MPH 6700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Sun Apr 13 2025 32F 27F / 50% WNW 19 G 29 MPH 6700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Sun Apr 13 2025 29F 25F / 60% WNW 22 G 31 MPH 6800 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Sun Apr 13 2025 25F 23F / 56% WNW 22 G 33 MPH 6400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Sun Apr 13 2025 23F 22F / 61% WNW 23 G 33 MPH 6200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Sun Apr 13 2025 22F 21F / 54% WNW 25 G 36 MPH 6200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Sun Apr 13 2025 22F 21F / 56% WNW 26 G 37 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Mon Apr 14 2025 20F 20F / 62% WNW 26 G 35 MPH 5900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0"