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 00Z 19-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 PM Mon Nov 18 2024 14F 5F / 94% WNW 22 G 34 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 1 06 PM Mon Nov 18 2024 11F 4F / 77% WNW 21 G 32 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 2 07 PM Mon Nov 18 2024 10F 3F / 76% WNW 21 G 33 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 3 08 PM Mon Nov 18 2024 9F 2F / 79% WNW 21 G 32 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 4 09 PM Mon Nov 18 2024 9F 3F / 87% WNW 21 G 30 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 5 10 PM Mon Nov 18 2024 9F 3F / 93% WNW 22 G 32 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 6 11 PM Mon Nov 18 2024 9F 2F / 92% WNW 20 G 30 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 7 12 AM Tue Nov 19 2024 7F 1F / 93% WNW 21 G 31 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 8 01 AM Tue Nov 19 2024 6F 0F / 98% WNW 21 G 33 MPH ≤ KSLC 20:1 / 5% 0.01" / 0.2" 0.01" / 0.2" 9 02 AM Tue Nov 19 2024 6F 0F / 92% WNW 20 G 31 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.01" / 0.2" 10 03 AM Tue Nov 19 2024 5F 0F / 97% WNW 19 G 29 MPH ≤ KSLC 21:1 / 5% 0.01" / 0.2" 0.02" / 0.4" 11 04 AM Tue Nov 19 2024 6F 1F / 89% W 16 G 25 MPH ≤ KSLC 17:1 / 6% 0.01" / 0.2" 0.03" / 0.6" 12 05 AM Tue Nov 19 2024 7F 0F / 92% WNW 20 G 30 MPH ≤ KSLC 19:1 / 5% 0.01" / 0.2" 0.04" / 0.8" 13 06 AM Tue Nov 19 2024 6F 0F / 92% WNW 20 G 31 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.04" / 0.8" 14 07 AM Tue Nov 19 2024 6F 0F / 92% WNW 21 G 31 MPH ≤ KSLC 19:1 / 5% 0.02" / 0.4" 0.06" / 1.2" 15 08 AM Tue Nov 19 2024 6F 0F / 96% WNW 21 G 32 MPH ≤ KSLC 18:1 / 6% 0.01" / 0.2" 0.07" / 1.4" 16 09 AM Tue Nov 19 2024 7F 0F / 87% W 22 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.07" / 1.4" 17 10 AM Tue Nov 19 2024 9F 0F / 90% WNW 20 G 31 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 18 11 AM Tue Nov 19 2024 11F 2F / 94% WNW 20 G 31 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 19 12 PM Tue Nov 19 2024 13F 3F / 90% WNW 19 G 26 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 20 01 PM Tue Nov 19 2024 14F 4F / 87% W 17 G 25 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 21 02 PM Tue Nov 19 2024 15F 5F / 81% W 16 G 22 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 22 03 PM Tue Nov 19 2024 13F 5F / 72% W 15 G 21 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.07" / 1.4" 23 04 PM Tue Nov 19 2024 13F 6F / 69% W 16 G 21 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 24 05 PM Tue Nov 19 2024 12F 7F / 68% W 17 G 24 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 25 06 PM Tue Nov 19 2024 10F 7F / 67% W 18 G 25 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.07" / 1.4" 26 07 PM Tue Nov 19 2024 10F 8F / 61% W 20 G 29 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.07" / 1.4" 27 08 PM Tue Nov 19 2024 10F 9F / 58% W 20 G 28 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.07" / 1.4" 28 09 PM Tue Nov 19 2024 11F 10F / 52% WSW 20 G 28 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.07" / 1.4" 29 10 PM Tue Nov 19 2024 13F 11F / 50% WSW 20 G 29 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.07" / 1.4" 30 11 PM Tue Nov 19 2024 14F 12F / 48% WSW 20 G 30 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.07" / 1.4" 31 12 AM Wed Nov 20 2024 14F 12F / 50% WSW 20 G 31 MPH ≤ KSLC 12:1 / 8% 0.00" / 0.0" 0.07" / 1.4" 32 01 AM Wed Nov 20 2024 15F 14F / 44% WSW 21 G 33 MPH ≤ KSLC 12:1 / 8% 0.00" / 0.0" 0.07" / 1.4" 33 02 AM Wed Nov 20 2024 16F 14F / 43% SW 22 G 34 MPH ≤ KSLC 12:1 / 8% 0.00" / 0.0" 0.07" / 1.4" 34 03 AM Wed Nov 20 2024 17F 15F / 43% SW 23 G 38 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.07" / 1.4" 35 04 AM Wed Nov 20 2024 19F 16F / 45% SW 24 G 39 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.07" / 1.4" 36 05 AM Wed Nov 20 2024 19F 17F / 47% SW 25 G 40 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 37 06 AM Wed Nov 20 2024 21F 19F / 47% WSW 26 G 39 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 38 07 AM Wed Nov 20 2024 22F 20F / 52% WSW 24 G 40 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.07" / 1.4" 39 08 AM Wed Nov 20 2024 22F 21F / 54% WSW 24 G 37 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.07" / 1.4" 40 09 AM Wed Nov 20 2024 25F 22F / 58% WSW 24 G 38 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.07" / 1.4" 41 10 AM Wed Nov 20 2024 27F 24F / 53% WSW 23 G 33 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 42 11 AM Wed Nov 20 2024 29F 25F / 51% WSW 21 G 33 MPH 4500 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 43 12 PM Wed Nov 20 2024 31F 25F / 48% WSW 21 G 34 MPH 4700 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 44 01 PM Wed Nov 20 2024 31F 26F / 44% SW 19 G 34 MPH 5000 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 45 02 PM Wed Nov 20 2024 33F 26F / 36% WSW 19 G 33 MPH 5300 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 46 03 PM Wed Nov 20 2024 30F 26F / 28% WSW 18 G 32 MPH 5600 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 47 04 PM Wed Nov 20 2024 27F 26F / 27% WSW 21 G 35 MPH 5800 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4" 48 05 PM Wed Nov 20 2024 27F 26F / 30% WSW 20 G 34 MPH 6000 FT 8:1 / 12% 0.00" / 0.0" 0.07" / 1.4"