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 22-Feb-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 11 PM Fri Feb 21 2025 16F 19F / 32% WNW 14 G 17 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 1 12 AM Sat Feb 22 2025 16F 18F / 36% WNW 15 G 20 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 2 01 AM Sat Feb 22 2025 16F 18F / 32% WNW 16 G 23 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 3 02 AM Sat Feb 22 2025 17F 19F / 25% WNW 17 G 24 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 4 03 AM Sat Feb 22 2025 17F 19F / 26% WNW 18 G 25 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 5 04 AM Sat Feb 22 2025 17F 19F / 25% WNW 17 G 24 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 6 05 AM Sat Feb 22 2025 18F 19F / 25% WNW 18 G 25 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 7 06 AM Sat Feb 22 2025 17F 19F / 26% WNW 16 G 21 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 8 07 AM Sat Feb 22 2025 17F 19F / 23% W 18 G 23 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 9 08 AM Sat Feb 22 2025 18F 20F / 22% W 18 G 25 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 10 09 AM Sat Feb 22 2025 19F 21F / 22% W 19 G 27 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 11 10 AM Sat Feb 22 2025 20F 21F / 24% W 17 G 26 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 12 11 AM Sat Feb 22 2025 27F 24F / 27% W 16 G 26 MPH 4500 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 13 12 PM Sat Feb 22 2025 29F 23F / 30% W 18 G 27 MPH 5000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 14 01 PM Sat Feb 22 2025 29F 23F / 29% W 18 G 28 MPH 5300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 15 02 PM Sat Feb 22 2025 30F 23F / 31% WNW 18 G 28 MPH 5500 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 16 03 PM Sat Feb 22 2025 27F 23F / 39% WNW 19 G 29 MPH 5700 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 17 04 PM Sat Feb 22 2025 25F 22F / 42% WNW 20 G 29 MPH 5800 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 18 05 PM Sat Feb 22 2025 25F 22F / 46% WNW 20 G 29 MPH 5700 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 19 06 PM Sat Feb 22 2025 22F 21F / 50% WNW 20 G 29 MPH 5500 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 20 07 PM Sat Feb 22 2025 20F 20F / 50% WNW 22 G 32 MPH 5300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 21 08 PM Sat Feb 22 2025 21F 21F / 51% WNW 22 G 30 MPH 5100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 22 09 PM Sat Feb 22 2025 21F 21F / 52% WNW 22 G 30 MPH 4900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 23 10 PM Sat Feb 22 2025 21F 21F / 53% WNW 22 G 31 MPH 4900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 24 11 PM Sat Feb 22 2025 21F 21F / 57% WNW 21 G 30 MPH 4300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 25 12 AM Sun Feb 23 2025 21F 21F / 62% WNW 22 G 33 MPH 5000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 26 01 AM Sun Feb 23 2025 22F 21F / 56% WNW 22 G 32 MPH 4900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 27 02 AM Sun Feb 23 2025 22F 21F / 53% WNW 22 G 33 MPH 4800 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 28 03 AM Sun Feb 23 2025 22F 22F / 49% WNW 23 G 33 MPH 4500 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 29 04 AM Sun Feb 23 2025 22F 22F / 48% W 23 G 34 MPH 4800 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 30 05 AM Sun Feb 23 2025 22F 22F / 45% WNW 24 G 35 MPH 4600 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 31 06 AM Sun Feb 23 2025 23F 23F / 45% W 23 G 33 MPH 4900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 32 07 AM Sun Feb 23 2025 23F 23F / 44% W 23 G 33 MPH 4900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 33 08 AM Sun Feb 23 2025 24F 24F / 46% W 25 G 34 MPH 5000 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 34 09 AM Sun Feb 23 2025 25F 24F / 46% W 24 G 35 MPH 5000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 35 10 AM Sun Feb 23 2025 28F 26F / 43% W 23 G 36 MPH 5300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 36 11 AM Sun Feb 23 2025 31F 26F / 47% W 21 G 35 MPH 5700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 37 12 PM Sun Feb 23 2025 34F 28F / 38% WSW 22 G 36 MPH 6100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 38 01 PM Sun Feb 23 2025 33F 27F / 41% WSW 22 G 38 MPH 6200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 39 02 PM Sun Feb 23 2025 33F 26F / 50% WSW 23 G 39 MPH 6600 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 40 03 PM Sun Feb 23 2025 31F 26F / 62% WSW 25 G 43 MPH 6300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 41 04 PM Sun Feb 23 2025 29F 25F / 73% W 27 G 43 MPH 8100 FT 6:1 / 17% 0.00" / 0.0" 0.00" / 0.0" 42 05 PM Sun Feb 23 2025 29F 26F / 71% W 29 G 47 MPH 7500 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 43 06 PM Sun Feb 23 2025 28F 26F / 60% W 29 G 46 MPH 7400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 44 07 PM Sun Feb 23 2025 27F 25F / 59% W 29 G 44 MPH 8000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 45 08 PM Sun Feb 23 2025 27F 24F / 85% W 27 G 46 MPH 8900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 46 09 PM Sun Feb 23 2025 27F 24F / 87% W 28 G 44 MPH 8900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 47 10 PM Sun Feb 23 2025 26F 23F / 82% W 27 G 41 MPH 9000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 48 11 PM Sun Feb 23 2025 26F 23F / 85% W 29 G 43 MPH 9000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0"