MOUNT RAINIER
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MORA Debris Flow Hazard - View Day

Daily Debris Flow Hazard (DFH) for Saturday, June 25, 2022

[ Friday, June 24, 2022 | Index | Today | Sunday, June 26, 2022 ]

DAY 268 OF WATER YEAR 2022, FORECAST LAST UPDATED 06/26/2022 04:00:04 AM
According to the database, there were no geologic events (floods, debris flows, outburst floods, etc) on this day.

THIS DAY'S DEBRIS FLOW HAZARD CLASS:
L
LOW

MODEL USED FOR HAZARD CLASS DETERMINATION:

WET

MODEL VARIABLES AND OUTPUT:
Temperature at Paradise MAXIMUM TEMPERATURE (Tmax): 66.29°F
MINIMUM TEMPERATURE (Tmin): 48.67°F
AVERAGE TEMPERATURE (Tavg): 57.48°F

MAXIMUM TEMPERATURE PERCENTILE (Tmax percentile): 0.830
Maximum Percentile on this day is based on 16 years of historic (1917-2017) records:

DEBRIS FLOW HAZARD MODEL:


Click to zoom in
Degree Days above 32°F
(DD32)
TODAY'S DD32: 34
18-DAY CUMULATIVE DD32: 294

DD32 is calculated as: DD32 = TMAX - 32
18-day Cumulative DD32 is the sum of DD32 for the last 18 days.
Precipitation at Paradise DAY 1: 0.00 in
DAY 1-3 (P3): 0.00 in
DAY 4-15 (P15): 5.58 in
18-DAY TOTAL (P18): 5.58 in

PRECIP THRESHOLD A (PA) EXCEEDED: True
P3 > (-0.67 * P15 + 2.5)

PRECIP THRESHOLD B (PB) EXCEEDED: False
P3 > (-0.67 * P15 + 4.5)
Snow at Paradise DEPTH: 97 in
SWE DAY: 175
CALCULATED SNOW DENSITY: 461.29 kg/m3
CALCULATED SWE: 44.88 in

SWE Day, Calculated Snow Density, and Calculated SWE based on work by Sturm and others (2010)
If Tavg > 32°F, snow melt is factored in at: M (in) = a(Tavg - T32), where a is between 0.0766 - 0.1312 in * °F-1 * day-1 (Currently 0.1039) and T32 = 32°F. This method is from Westerstrom (1982) in Kustas and others (1994) and converted to US customary units.
Seasonal Variables DAYS SINCE JULY 11: -17

July 11 is the average snow melt-out day (where snow depth goes down to 0 in) at Paradise
Calculated Variables D0: 4
D1: 1
D2: 2
D3: 1
D4: 1
D5: 2
HSdry: 3.5

These are primarly for the Dry-weather debris flow hazard model, but calculated every day.
HSdry = (([D0 + D1 + D2] * D3) * D4) / D5
See model (right) to figure out how D0 - D5 are calculated.
Notes

UPDATE HISTORY AND MODEL OUTPUT NOTES:
You can also use this to see how the forecast changes over time. Note that "FORECAST" is the forecasted model whereas "OBSERVED" is the actual observed values for that day.
Show/Hide: Observation | Forecast | Notes | Status

D TYPE WY DOFWY DS0SP T_MAX T_MIN T_AVG SP P1 P3 P15 P18 PA PB DD32 DD32_18 SWE_DAY SNOW_P SWE T_MAX_PERC T_MAX_PERC_YRS D0 D1 D2 D3 D4 D5 HS_DRY FCST_TYPE HAZ_CLASS
2022-06-26 04:00:04OBSERVATION2022268-1766.2948.6699857.4799997.291472083333005.585.58TF34.29294.29175461.2914751038 44.8797266723410.8303266684500316 4121123.5WETL
2022-06-26 00:00:02FORECAST2022268-1654.454.454.498.877546666667005.585.58TF22.4282.4176462.3567573331845.716701849860.43785001623418162121122.5WETL
2022-06-25 12:00:02FORECAST2022268-1666.5958.0362.3198.8806826666670.00420.00425.585.5842TF34.59294.59176462.3578369904445.7182585578980.83732586335249164121123.5WETL
2022-06-25 08:00:01FORECAST2022268-1663.6452.1957.91598.4504560.00240.00245.585.5824TF31.64291.64176462.2096388449445.504749711880.76039540159879164121123.5WETL
2022-06-25 04:00:06FORECAST2022268-1669.2950.0159.6598.3069430833330.00430.00435.585.5843TF37.29297.29176462.1601675972845.4335532913690.8918189353742165121118WETL
2022-06-25 00:00:02FORECAST2022268-1769.1850.3459.7699.341488005.585.58TF37.18287.18175462.0009524740945.8958620761940.8898928759335165121118WETL
2022-06-24 20:00:01FORECAST2022268-1769.0351.4160.22101.44065333333005.585.58TF37.03299.03175462.7236215758646.9389864854220.88722709248043165121118WETL
2022-06-24 16:00:01FORECAST2022268-1769.2152.7260.965101.34023066667005.585.58TF37.21299.21175462.6891372561546.88902389650.89042058022748165121118WETL
2022-06-24 12:00:01FORECAST2022268-1769.1254.1361.62599.464398666667005.585.58TF37.12299.12175462.0433725961445.9568662131940.88883202103588165121118WETL
2022-06-24 08:00:02FORECAST2022268-1768.5354.1961.3699.273284005.585.58TF36.53294.53175461.9774075337745.8620143796840.87801037335352165121118WETL
2022-06-24 04:00:05FORECAST2022268-1768.4754.1561.3198.734366086957005.585.58TF36.47298.47175461.791222288445.5946635971660.87686990757383165121118WETL
2022-06-24 00:00:02FORECAST2022268-1768.3953.9161.15101.64986533333005.585.58TF36.39284.39175462.7954350154247.0430936461990.87533772788943165121118WETL
2022-06-23 20:00:02FORECAST2022268-1768.0454.0961.065102.69835466667005.585.58TF36.04299.04175463.1547617961647.5652319924970.8684784702071165121118WETL
2022-06-23 16:00:02FORECAST2022268-176854.1661.08102.73951866667005.585.58TF36295175463.1688495582447.5857446650080.86767832798561165121118WETL
2022-06-23 12:00:02FORECAST2022268-1767.8253.9260.87101.5124160.00380.00385.585.5838TF35.82297.82175462.7482588985446.9746937605850.86403633086955165121124WETL
2022-06-23 08:00:03FORECAST2022268-1768.1754.361.235101.220113333330.00380.00385.585.5838TF36.17298.17175462.6478783950746.8292706845750.87105590624667165121118WETL
2022-06-23 04:00:07FORECAST2022268-1768.3554.3461.345100.83648575005.585.58TF36.35300.35175462.5160225952746.6384903215740.87456667636294165121118WETL
2022-06-23 00:00:04FORECAST2022268-1768.7754.5461.655102.27284933333005.585.58TF36.77287.77175463.0090526338747.3532550799930.8824981977255165121118WETL
2022-06-22 20:00:03FORECAST2022268-1769.1354.1661.645103.35381066667005.595.59TF37.13298.13175463.3789068796247.8919758085630.88900933497882165121118WETL
2022-06-22 16:00:03FORECAST2022268-1769.154.8561.975103.20730400.015.595.6TF37.1297.1175463.3288386424747.8189203017410.88847678679734165121118WETL
2022-06-22 12:00:03FORECAST2022268-1768.1155.1361.62101.96270800.015.595.6TF36.11297.11175462.9027492126247.1988178503640.86987069297012165121118WETL
2022-06-22 08:00:03FORECAST2022268-1767.1555.4961.32101.5979173333300.015.65.61TF35.15292.15175462.7776070729447.0172410671140.84988237256487165121124WETL
2022-06-22 04:00:07FORECAST2022268-1769.5454.4461.99101.49053608333005.65.6TF37.54296.54175462.7407476333946.9638065449150.89610616124056165121118WETL
2022-06-22 00:00:04FORECAST2022268-1769.4353.1161.27102.822088005.65.6TF37.43285.43175463.19710323547.6268933101750.89423516103416165121118WETL
2022-06-21 20:00:02FORECAST2022268-1769.0952.7560.92103.60648266667005.65.6TF37.09301.09175463.4652130542248.0180005629050.88829886635276165121118WETL
2022-06-21 16:00:03FORECAST2022268-1762.7948.3455.565106.10671733333005.595.59TF30.79281.79175464.316248928949.2670729783720.73502550965478164121123.5WETL
2022-06-21 12:00:04FORECAST2022268-1766.2748.4557.36104.687024005.65.6TF34.27285.27175463.8336735427948.5573669141830.82985330300343164121123.5WETL
2022-06-21 08:00:03FORECAST2022268-1762.9348.7555.84104.56910800.015.65.61TF30.93274.93175463.7935137740648.4984740315390.73929587794543164121123.5WETL
2022-06-21 04:00:07FORECAST2022268-1767.848.3658.08103.8093361666700.015.595.6TF35.8282.8175463.534462452748.1192048375870.86362748075391165121124WETL
2022-06-21 00:00:03FORECAST2022268-1767.1149.658.355103.72795200.015.585.59TF35.11282.11175463.5066841043448.0785990804540.84900744687001165121124WETL
2022-06-20 20:00:03FORECAST2022268-1767.1649.0358.095104.5962053333300.015.595.6TF35.16291.16175463.8027436339548.51200700730.8501005763027165121124WETL
2022-06-20 16:00:03FORECAST2022268-1767.4149.4158.41104.67804133333005.585.58TF35.41288.41175463.8306146541748.5528802524340.85548712073868165121124WETL
2022-06-20 12:00:02FORECAST2022268-1766.7249.4658.09103.95671466667005.65.6TF34.72287.72175463.5847516215448.1927477481380.84029982095594164121123.5WETL
2022-06-20 08:00:03FORECAST2022268-1766.6949.4858.085103.84541333333005.65.6TF34.69282.69175463.5467746094248.1372064086480.83961669237719164121123.5WETL
2022-06-20 04:00:08FORECAST2022268-1767.6450.1858.91103.4104595005.595.59TF35.64296.64175463.3982614631247.9202271494020.86032649444278165121124WETL
2022-06-20 00:00:03FORECAST2022268-1768.8649.7359.295104.070168005.245.24TF36.86298.86175463.6234518672448.2493705245640.88415071043756165121118WETL
2022-06-19 20:00:02FORECAST2022268-1767.7948.7458.265104.83763333333005.285.28TF35.79294.79175463.8849504999548.6326003493660.86342274152229165121124WETL
2022-06-19 16:00:03FORECAST2022268-1767.8748.7258.295104.73229066667005.285.28TF35.87294.87175463.8490872453748.579977430850.86505479248663165121124WETL
2022-06-19 12:00:04FORECAST2022268-1767.3448.2957.815103.588008005.285.28TF35.34300.34175463.4589044659948.0087847034940.85399216929766165121124WETL
2022-06-19 08:00:03FORECAST2022268-1767.6547.5657.605103.92923733333005.35.3TF35.65291.65175463.5753771072948.1790353892730.8605343796518165121124WETL
2022-06-19 04:00:08FORECAST2022268-1767.6547.5657.605103.10975941667005.295.29TF35.65302.65175463.2954927245247.7702867936520.8605343796518165121124WETL
2022-06-19 00:00:04FORECAST2022268-1772.8551.3362.09103.59302004.844.84TF40.85307.85175463.4606159547848.0112848578150.94177961480565165121118WETL
2022-06-18 20:00:04FORECAST2022268-1771.6750.160.885105.01774266667005.015.01TF39.67304.67175463.9462453758748.7225874080490.92775115113373165121118WETL
2022-06-18 16:00:04FORECAST2022268-1770.3950.0660.225105.548228005.015.01TF38.39304.39175464.1266175044448.9877420452280.90976220852713165121118WETL
2022-06-18 12:00:04FORECAST2022268-1751.6541.5146.58107.50616933333005.035.03TF19.65277.65175464.7902438775949.9678186627850.33959910399629162121122.5WETL
2022-06-18 08:00:05FORECAST2022268-1743.5241.4542.485108.730484005.035.03TF11.52258.52175465.2035402142850.5818060860120.12018342787462161121122WETL
2022-06-18 04:00:07FORECAST2022268-1742.2341.5641.895108.28025625005.075.07TF10.23266.23175465.051704596450.3559177431980.097681971023854161121122WETL