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| NWRFC Model Parameters | NWRFC Model Simulations | NOHRSC | |||||||||||
ID | Elev Range (feet) | SI (inches) | AccMax (inches) | Date | SWE (inches) | Pct Avg | SWE Avg 1991-2020 (inches) | SWE Max 1991-2020 (inches) | SWE Min 1991-2020 (inches) | Snow Cover Extent | Snow Line (feet) | SWE (inches) | Snow Cover Extent |
| TLYO3L | 1092-3498 | 13.78 | ----- | 07-06 | 0.00 | N/A | 0.0 | 0.0 | 0.0 | 0.00 | --- | 5.1 | 0.94 |
| TLYO3U | 3500-6769 | 31.50 | ----- | 07-06 | 0.67 | 27 % | 2.5 | 12.1 | 0.0 | 0.06 | 4866 | 15.8 | 1.00 |
| Simulated Basin Average | 27 % | ||||||||||||
ID | Name | Distance (miles) | Elevation (feet) | Date | SWE | Pct Avg | SWE Avg 1991-2020 | Snow Depth (inches) | Snow Density | Pct Curr Peak | Pct Avg Peak |
| MARION FORKS SNOTEL | 15 | 2600 | 04-20 | 0.1 | 2 % | 5.5 | 0 | -- % | 1 % | 1 % | |
| S FK BULL RUN SNOTEL | 22 | 2630 | 04-19 | 0.0 | 0 % | 3.3 | -9999 | -- % | N/A | N/A | |
| CLACKAMAS LAKE SNOTEL | 0 | 3400 | 04-20 | 2.9 | 64 % | 4.5 | -- | -- | 21 % | 28 % | |
| CLEAR LAKE SNOTEL | 2 | 3500 | 04-20 | 4.2 | 52 % | 8.0 | -- | -- | 40 % | 37 % | |
| PEAVINE RIDGE SNOTEL | 0 | 3500 | 04-20 | 1.4 | 19 % | 7.3 | 2 | 70 % | 9 % | 12 % | |
| DALY LAKE SNOTEL | 20 | 3600 | 04-20 | 0.0 | 0 % | 8.9 | 0 | -- % | 0 % | 0 % | |
| BLAZED ALDER SNOTEL | 16 | 3650 | 04-20 | 22.8 | 79 % | 29.0 | 50 | 46 % | 79 % | 74 % | |
| MUD RIDGE SNOTEL | 3 | 3800 | 04-20 | 22.2 | 102 % | 21.7 | -- | -- | 78 % | 92 % | |
| LITTLE MEADOWS SNOTEL | 14 | 4000 | 04-20 | 24.6 | 103 % | 23.9 | 53 | 46 % | 85 % | 95 % | |
| REDHILL SNOTEL | 18 | 4400 | 04-20 | 38.1 | 84 % | 45.6 | -- | -- | 95 % | 82 % | |
| MT HOOD TEST SITE SNOTEL | 8 | 5400 | 04-20 | 45.6 | 80 % | 57.3 | -- | -- | 95 % | 80 % | |
| Observed Basin Average | 76 % | ||||||||||
| Please Note: Snow stations highlighted in light grey are reported as questionable by the reporting agency and are not included in the basin average caclulation. | |||||||||||
