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 08-Jan-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 Tue Jan 07 2025 10F 8F / 50% ENE 10 G 18 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 1 12 AM Wed Jan 08 2025 10F 9F / 43% ENE 11 G 16 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 2 01 AM Wed Jan 08 2025 10F 10F / 40% ENE 12 G 17 MPH ≤ KSLC 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 3 02 AM Wed Jan 08 2025 11F 11F / 37% ENE 9 G 13 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 4 03 AM Wed Jan 08 2025 11F 10F / 40% NNE 9 G 9 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 5 04 AM Wed Jan 08 2025 10F 10F / 42% NNE 10 G 11 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 6 05 AM Wed Jan 08 2025 10F 10F / 33% N 12 G 14 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 7 06 AM Wed Jan 08 2025 11F 12F / 31% N 12 G 16 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 8 07 AM Wed Jan 08 2025 10F 12F / 29% NNW 15 G 21 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 9 08 AM Wed Jan 08 2025 12F 13F / 27% NNW 20 G 29 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 10 09 AM Wed Jan 08 2025 12F 15F / 26% NNW 19 G 28 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 11 10 AM Wed Jan 08 2025 11F 15F / 33% NNW 18 G 26 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 12 11 AM Wed Jan 08 2025 17F 17F / 37% NNW 16 G 26 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 13 12 PM Wed Jan 08 2025 23F 20F / 41% NNW 16 G 26 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 14 01 PM Wed Jan 08 2025 25F 20F / 41% NNW 17 G 26 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 15 02 PM Wed Jan 08 2025 26F 20F / 40% NW 15 G 26 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 16 03 PM Wed Jan 08 2025 22F 20F / 44% WNW 12 G 22 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 17 04 PM Wed Jan 08 2025 21F 18F / 47% NW 20 G 29 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 18 05 PM Wed Jan 08 2025 18F 17F / 46% NW 24 G 35 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 19 06 PM Wed Jan 08 2025 16F 15F / 41% NW 27 G 38 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 20 07 PM Wed Jan 08 2025 15F 15F / 44% WNW 30 G 43 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 21 08 PM Wed Jan 08 2025 15F 13F / 57% NW 29 G 43 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 22 09 PM Wed Jan 08 2025 14F 12F / 66% NW 30 G 43 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 23 10 PM Wed Jan 08 2025 13F 10F / 77% NW 30 G 44 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 24 11 PM Wed Jan 08 2025 12F 8F / 83% NW 28 G 43 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 25 12 AM Thu Jan 09 2025 11F 8F / 94% NNW 26 G 40 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 26 01 AM Thu Jan 09 2025 10F 7F / 99% NNW 18 G 40 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 27 02 AM Thu Jan 09 2025 10F 6F / 99% NNW 26 G 43 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 28 03 AM Thu Jan 09 2025 10F 5F / 100% NNW 26 G 42 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 29 04 AM Thu Jan 09 2025 9F 5F / 99% N 24 G 39 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 30 05 AM Thu Jan 09 2025 8F 4F / 95% N 25 G 36 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 31 06 AM Thu Jan 09 2025 6F 4F / 96% N 26 G 38 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 32 07 AM Thu Jan 09 2025 7F 3F / 100% NNE 24 G 38 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 33 08 AM Thu Jan 09 2025 8F 4F / 95% N 26 G 39 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 34 09 AM Thu Jan 09 2025 9F 5F / 93% N 26 G 40 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 35 10 AM Thu Jan 09 2025 11F 6F / 85% N 25 G 39 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 36 11 AM Thu Jan 09 2025 14F 6F / 78% N 23 G 37 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 37 12 PM Thu Jan 09 2025 16F 8F / 75% N 21 G 32 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 38 01 PM Thu Jan 09 2025 18F 8F / 75% N 19 G 32 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 39 02 PM Thu Jan 09 2025 18F 9F / 73% N 20 G 30 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 40 03 PM Thu Jan 09 2025 17F 9F / 67% NNW 20 G 31 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 41 04 PM Thu Jan 09 2025 15F 8F / 70% NNW 21 G 32 MPH ≤ KSLC 22:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 42 05 PM Thu Jan 09 2025 12F 7F / 69% NNW 23 G 40 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 43 06 PM Thu Jan 09 2025 8F 6F / 71% NNW 25 G 41 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 44 07 PM Thu Jan 09 2025 8F 7F / 73% NNW 25 G 42 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 45 08 PM Thu Jan 09 2025 9F 8F / 71% NNW 25 G 39 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 46 09 PM Thu Jan 09 2025 9F 8F / 67% NNW 28 G 38 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 47 10 PM Thu Jan 09 2025 10F 7F / 51% ESE 21 G 33 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 48 11 PM Thu Jan 09 2025 10F 10F / 58% NNW 29 G 39 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0"