Active pattern through 4/28

Tomer’s Take: I’m forecasting three different storm systems through 4/28 for the PNW/BC/ID/MT/WY/ID/CO/UT.

Alta, UT is reporting 5″ new snow in the last 24 hours. Season total is 885″. Will they make it to 900″ by May 1? Yes

My forecast video 4/19:

Forecast Freezing Level

Wasatch, Maximum Daily Height:

4/19: 5700′

4/20: 6200′

4/21: 7700′

4/22: 7900′

4/23: 10500′

4/24: 10000′

Colorado’s Central Mountain Zone, Maximum Daily Height:

4/19: 8900′

4/20: 6400′

4/21: 8000′

4/22: 9500′

4/23: 11300′

4/24: 11300′

Forecast Pattern

Forecast jet stream valid 4/28. Mixed flow with some strong ridging but also a potential cut-off low off the California coast.

Forecast Timing

Forecast radar/satellite valid 4/19-4/24:

Forecast Totals

4/19-4/21:

4/22-4/28:

Most of the CO snow accumulation occurs 4/25-4/26.