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 05-Nov-2024 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 05 AM Tue Nov 05 2024 20F 14F / 98% W 27 G 39 MPH 5900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Tue Nov 05 2024 19F 13F / 97% WNW 28 G 43 MPH 5700 FT 11:1 / 9% 0.01" / 0.1" 0.01" / 0.1" 2 07 AM Tue Nov 05 2024 18F 12F / 96% WNW 30 G 48 MPH 5700 FT 13:1 / 8% 0.02" / 0.3" 0.03" / 0.4" 3 08 AM Tue Nov 05 2024 16F 9F / 91% W 31 G 46 MPH 5400 FT 16:1 / 6% 0.00" / 0.0" 0.03" / 0.4" 4 09 AM Tue Nov 05 2024 16F 9F / 91% WNW 28 G 44 MPH 4700 FT 17:1 / 6% 0.00" / 0.0" 0.03" / 0.4" 5 10 AM Tue Nov 05 2024 15F 7F / 95% WNW 29 G 46 MPH 4600 FT 15:1 / 7% 0.00" / 0.0" 0.03" / 0.4" 6 11 AM Tue Nov 05 2024 16F 6F / 96% WNW 29 G 47 MPH 4500 FT 14:1 / 7% 0.00" / 0.0" 0.03" / 0.4" 7 12 PM Tue Nov 05 2024 16F 6F / 94% WNW 29 G 45 MPH 4500 FT 14:1 / 7% 0.00" / 0.0" 0.03" / 0.4" 8 01 PM Tue Nov 05 2024 16F 7F / 97% WNW 25 G 37 MPH 4400 FT 17:1 / 6% 0.01" / 0.2" 0.04" / 0.6" 9 02 PM Tue Nov 05 2024 19F 8F / 95% WNW 28 G 44 MPH ≤ KSLC 14:1 / 7% 0.16" / 2.2" 0.20" / 2.8" 10 03 PM Tue Nov 05 2024 17F 7F / 97% WNW 27 G 39 MPH ≤ KSLC 15:1 / 7% 0.15" / 2.2" 0.35" / 5.0" 11 04 PM Tue Nov 05 2024 14F 5F / 97% WNW 27 G 43 MPH ≤ KSLC 14:1 / 7% 0.06" / 0.8" 0.41" / 5.8" 12 05 PM Tue Nov 05 2024 12F 5F / 89% WNW 21 G 36 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.41" / 5.8" 13 06 PM Tue Nov 05 2024 11F 4F / 96% NW 28 G 43 MPH ≤ KSLC 13:1 / 8% 0.06" / 0.8" 0.47" / 6.6" 14 07 PM Tue Nov 05 2024 11F 3F / 91% NW 24 G 38 MPH ≤ KSLC 15:1 / 7% 0.01" / 0.2" 0.48" / 6.8" 15 08 PM Tue Nov 05 2024 10F 3F / 96% NNW 22 G 34 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 16 09 PM Tue Nov 05 2024 10F 3F / 92% NNW 22 G 37 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 17 10 PM Tue Nov 05 2024 10F 4F / 93% NNW 24 G 40 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 18 11 PM Tue Nov 05 2024 10F 4F / 92% N 23 G 35 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 19 12 AM Wed Nov 06 2024 10F 4F / 93% N 22 G 36 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 20 01 AM Wed Nov 06 2024 10F 4F / 100% N 23 G 37 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 21 02 AM Wed Nov 06 2024 10F 4F / 100% N 24 G 42 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 22 03 AM Wed Nov 06 2024 9F 4F / 100% N 28 G 45 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 23 04 AM Wed Nov 06 2024 9F 3F / 98% N 28 G 43 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.48" / 6.8" 24 05 AM Wed Nov 06 2024 9F 5F / 96% N 29 G 45 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.48" / 6.8" 25 06 AM Wed Nov 06 2024 8F 3F / 93% NNW 26 G 39 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.48" / 6.8" 26 07 AM Wed Nov 06 2024 8F 2F / 100% N 23 G 35 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 27 08 AM Wed Nov 06 2024 8F 3F / 100% N 20 G 32 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 28 09 AM Wed Nov 06 2024 9F 4F / 93% N 17 G 28 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 29 10 AM Wed Nov 06 2024 9F 5F / 90% N 14 G 23 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 30 11 AM Wed Nov 06 2024 13F 6F / 84% N 13 G 22 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 31 12 PM Wed Nov 06 2024 15F 7F / 84% N 13 G 22 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 32 01 PM Wed Nov 06 2024 17F 8F / 85% N 14 G 24 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 33 02 PM Wed Nov 06 2024 19F 8F / 86% N 14 G 24 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 34 03 PM Wed Nov 06 2024 19F 9F / 81% N 15 G 26 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.48" / 6.8" 35 04 PM Wed Nov 06 2024 17F 8F / 82% N 16 G 28 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 36 05 PM Wed Nov 06 2024 12F 7F / 78% N 16 G 31 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 37 06 PM Wed Nov 06 2024 8F 6F / 74% NNE 18 G 30 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 38 07 PM Wed Nov 06 2024 8F 6F / 71% NNE 17 G 29 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 39 08 PM Wed Nov 06 2024 8F 6F / 71% NNE 14 G 27 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 40 09 PM Wed Nov 06 2024 6F 4F / 77% NNE 14 G 25 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 41 10 PM Wed Nov 06 2024 6F 5F / 75% NNE 17 G 26 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 42 11 PM Wed Nov 06 2024 5F 5F / 76% NNE 16 G 29 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.48" / 6.8" 43 12 AM Thu Nov 07 2024 6F 6F / 73% NNE 17 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 44 01 AM Thu Nov 07 2024 7F 6F / 72% N 17 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 45 02 AM Thu Nov 07 2024 6F 6F / 74% NNE 16 G 29 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 46 03 AM Thu Nov 07 2024 7F 5F / 75% N 18 G 29 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 47 04 AM Thu Nov 07 2024 7F 6F / 74% NNE 17 G 30 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.48" / 6.8" 48 05 AM Thu Nov 07 2024 7F 6F / 70% NNE 17 G 27 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.48" / 6.8"