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 03-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 Sun Nov 03 2024 18F 11F / 97% NW 16 G 24 MPH 5000 FT 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Sun Nov 03 2024 17F 11F / 97% NW 14 G 22 MPH 5100 FT 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 2 07 AM Sun Nov 03 2024 16F 11F / 95% NW 13 G 19 MPH 5000 FT 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 3 08 AM Sun Nov 03 2024 16F 10F / 94% NW 13 G 20 MPH 5000 FT 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 4 09 AM Sun Nov 03 2024 17F 10F / 96% NW 15 G 23 MPH 5000 FT 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 5 10 AM Sun Nov 03 2024 18F 11F / 94% NW 13 G 20 MPH 5000 FT 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 6 11 AM Sun Nov 03 2024 19F 12F / 94% NW 12 G 20 MPH 5000 FT 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 7 12 PM Sun Nov 03 2024 20F 13F / 99% NW 12 G 20 MPH 5100 FT 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 8 01 PM Sun Nov 03 2024 21F 13F / 95% NW 14 G 22 MPH 5300 FT 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 9 02 PM Sun Nov 03 2024 22F 13F / 93% NW 14 G 24 MPH 5400 FT 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 10 03 PM Sun Nov 03 2024 21F 13F / 97% NW 15 G 24 MPH 5400 FT 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 11 04 PM Sun Nov 03 2024 19F 12F / 93% NW 18 G 29 MPH 5300 FT 18:1 / 6% 0.01" / 0.2" 0.01" / 0.2" 12 05 PM Sun Nov 03 2024 18F 11F / 94% NW 16 G 24 MPH 5200 FT 17:1 / 6% 0.00" / 0.0" 0.01" / 0.2" 13 06 PM Sun Nov 03 2024 17F 10F / 97% NW 17 G 27 MPH 5100 FT 18:1 / 6% 0.05" / 0.9" 0.06" / 1.1" 14 07 PM Sun Nov 03 2024 16F 9F / 93% NNW 15 G 24 MPH 5100 FT 17:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 15 08 PM Sun Nov 03 2024 16F 9F / 94% NNW 17 G 27 MPH 5000 FT 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 16 09 PM Sun Nov 03 2024 16F 9F / 89% N 21 G 35 MPH 4700 FT 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 17 10 PM Sun Nov 03 2024 15F 9F / 93% N 23 G 39 MPH 4600 FT 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 18 11 PM Sun Nov 03 2024 15F 9F / 93% N 21 G 35 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 19 12 AM Mon Nov 04 2024 14F 9F / 90% NNW 19 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 20 01 AM Mon Nov 04 2024 14F 9F / 85% NNW 19 G 32 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.06" / 1.1" 21 02 AM Mon Nov 04 2024 13F 9F / 84% NNW 19 G 30 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.06" / 1.1" 22 03 AM Mon Nov 04 2024 12F 8F / 82% NNW 21 G 31 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.06" / 1.1" 23 04 AM Mon Nov 04 2024 12F 8F / 76% NNW 22 G 28 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.06" / 1.1" 24 05 AM Mon Nov 04 2024 12F 8F / 74% NNW 23 G 35 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.06" / 1.1" 25 06 AM Mon Nov 04 2024 12F 8F / 69% NNW 23 G 36 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 26 07 AM Mon Nov 04 2024 11F 7F / 72% NNW 25 G 38 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 27 08 AM Mon Nov 04 2024 11F 8F / 78% NNW 24 G 39 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 28 09 AM Mon Nov 04 2024 14F 8F / 77% NNW 24 G 37 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 29 10 AM Mon Nov 04 2024 16F 10F / 76% NNW 23 G 35 MPH 4300 FT 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 30 11 AM Mon Nov 04 2024 19F 10F / 77% NNW 22 G 33 MPH 4500 FT 16:1 / 6% 0.00" / 0.0" 0.06" / 1.1" 31 12 PM Mon Nov 04 2024 20F 12F / 79% NNE 21 G 33 MPH 4600 FT 13:1 / 8% 0.00" / 0.0" 0.06" / 1.1" 32 01 PM Mon Nov 04 2024 20F 12F / 83% NW 22 G 33 MPH 4600 FT 13:1 / 8% 0.00" / 0.0" 0.06" / 1.1" 33 02 PM Mon Nov 04 2024 22F 13F / 88% NW 21 G 33 MPH 4600 FT 13:1 / 8% 0.00" / 0.0" 0.06" / 1.1" 34 03 PM Mon Nov 04 2024 20F 14F / 76% NW 22 G 33 MPH 4800 FT 11:1 / 9% 0.00" / 0.0" 0.06" / 1.1" 35 04 PM Mon Nov 04 2024 19F 15F / 73% NW 22 G 33 MPH 5100 FT 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 36 05 PM Mon Nov 04 2024 17F 16F / 67% NW 23 G 34 MPH 5100 FT 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 37 06 PM Mon Nov 04 2024 17F 15F / 66% NW 25 G 36 MPH 5000 FT 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 38 07 PM Mon Nov 04 2024 18F 16F / 71% NW 26 G 37 MPH 4800 FT 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 39 08 PM Mon Nov 04 2024 19F 17F / 68% NW 27 G 41 MPH 4800 FT 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 40 09 PM Mon Nov 04 2024 20F 17F / 69% WNW 28 G 44 MPH 4800 FT 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 41 10 PM Mon Nov 04 2024 21F 18F / 69% WNW 29 G 45 MPH 4700 FT 7:1 / 14% 0.00" / 0.0" 0.06" / 1.1" 42 11 PM Mon Nov 04 2024 22F 19F / 74% WNW 30 G 44 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.06" / 1.1" 43 12 AM Tue Nov 05 2024 21F 18F / 80% WNW 29 G 46 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 44 01 AM Tue Nov 05 2024 23F 18F / 96% WNW 32 G 50 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.06" / 1.1" 45 02 AM Tue Nov 05 2024 22F 17F / 97% WNW 29 G 47 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.06" / 1.1" 46 03 AM Tue Nov 05 2024 21F 17F / 100% WNW 30 G 47 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.06" / 1.1" 47 04 AM Tue Nov 05 2024 21F 16F / 98% WNW 29 G 43 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.06" / 1.1" 48 05 AM Tue Nov 05 2024 21F 16F / 100% WNW 29 G 44 MPH ≤ KSLC 9:1 / 11% 0.01" / 0.1" 0.07" / 1.2"