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MORA Debris Flow Hazard - View Day

Daily Debris Flow Hazard (DFH) for Monday, March 14, 2022

[ Sunday, March 13, 2022 | Index | Today | Tuesday, March 15, 2022 ]

DAY 165 OF WATER YEAR 2022, FORECAST LAST UPDATED 03/15/2022 04:00:05 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): 32.22°F
MINIMUM TEMPERATURE (Tmin): 26.30°F
AVERAGE TEMPERATURE (Tavg): 29.26°F

MAXIMUM TEMPERATURE PERCENTILE (Tmax percentile): 0.310
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: 0
18-DAY CUMULATIVE DD32: -149

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: 1.33 in
DAY 1-3 (P3): 1.64 in
DAY 4-15 (P15): 4.18 in
18-DAY TOTAL (P18): 5.82 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: 133 in
SWE DAY: 72
CALCULATED SNOW DENSITY: 413.29 kg/m3
CALCULATED SWE: 54.90 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: -120

July 11 is the average snow melt-out day (where snow depth goes down to 0 in) at Paradise
Calculated Variables D0: 2
D1: 1
D2: 1
D3: 5
D4: 1
D5: 2
HSdry: 10.0

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
2022-03-15 04:00:05OBSERVATION2022165-12032.2199626.2999429.25995132.842582083331.331.644.185.82TF0.21996-148.7800472413.29479209236 54.9031473431440.3103684406990416 21151210WETL
2022-03-15 00:00:01FORECAST2022165-11929.1129.1129.111270.04570.31574.154.4657TF-2.89-123.8973411.2454295103452.2281695478130.1991573346686161112123WETL
2022-03-14 12:00:01FORECAST2022165-11935.4529.532.475127.11181857590.88721.15724.155.3072TF3.45-117.5573411.2984354612152.2808921088970.44767607304441162114128WETL
2022-03-14 08:00:01FORECAST2022165-11935.1528.2231.685128.959131079810.91641.18644.155.3364TF3.15-117.8573412.1719514787853.1533367181750.43436400234204162114128WETL
2022-03-14 04:00:05FORECAST2022165-11933.3927.0330.21127.419269532911.081.354.155.5TF1.39-119.6173411.4441004842252.4259067373230.3582226477037162114128WETL
2022-03-14 00:00:02FORECAST2022165-12035.7727.7231.745129.372215226591.18891.49894.185.6789TF3.77-145.2372411.6603537076953.2574118801250.46194049934468162114128WETL
2022-03-13 20:00:01FORECAST2022165-12036.0427.9632128.322173397261.16211.47214.185.6521TF4.04-144.9672411.1629697906852.7613259040120.47401506577721162114128WETL
2022-03-13 16:00:02FORECAST2022165-12035.2627.831.53128.134630808571.15311.46314.185.6431TF3.26-145.7472411.0739948894452.6728145701630.43923727999493162114128WETL
2022-03-13 12:00:02FORECAST2022165-12033.7128.9731.34129.091752181831.24331.55334.185.7333TF1.71-147.2972411.5276337608753.1248233134340.371749074886341621151210WETL
2022-03-13 08:00:03FORECAST2022165-12035.9727.7431.855130.215802254291.26951.57954.185.7595TF3.97-145.0372412.0589842282953.6565912073740.470881878706981621151210WETL
2022-03-13 04:00:05FORECAST2022165-12035.1927.631.395128.578387469081.2111.5214.185.701TF3.19-145.8172411.2844556792552.8822921023370.43613498987711621151210WETL
2022-03-12 23:00:02FORECAST2022165-12035.427.5631.48130.085017432841.28431.62434.185.8043TF3.4-145.672411.9972388056253.594667992310.445452880762441621151210WETL
2022-03-12 19:00:02FORECAST2022165-12037.1728.2932.73129.237943371421.36261.70264.185.8826TT5.17-143.8372411.5968257484453.1939272579320.524680576390071631151212.5WETL
2022-03-12 15:00:03FORECAST2022165-12035.9728.2932.13129.764655216561.36111.70114.185.8811TT3.97-145.0372411.8459044417753.4430417922390.470881878706981621151210WETL
2022-03-12 11:00:02FORECAST2022165-12034.6430.0232.33130.131138366911.29471.63474.185.8147TF2.64-146.3672412.0190155128953.6165035175080.411911143520261621151210WETL
2022-03-12 07:00:06FORECAST2022165-12036.6829.3733.025130.906753499931.26561.70564.185.8856TT4.68-146.3272412.3848521794953.9839621913650.50271150468161631151212.5WETL
2022-03-12 03:00:07FORECAST2022165-12035.1429.5132.325131.096065633241.33571.82574.186.0057TT3.14-151.8672412.4740362172954.0737233239480.433921459739081621151210WETL
2022-03-11 23:00:03FORECAST2022165-12031.9930.0531.02133.92284532421.41591.85594.186.0359TT-0.010000000000002-145.0172413.8006302375355.4173577983560.301298257629891621151210WETL
2022-03-11 19:00:02FORECAST2022165-12035.1828.9732.075132.71294397071.48491.95494.186.1349TT3.18-141.8272413.2339951316154.8415000426920.435692121514451621151210WETL
2022-03-11 15:00:03FORECAST2022165-12036.7230.0933.405131.39816822361.24691.67694.185.8569TF4.72-140.2872412.6162665072854.2170215983190.504506108526191631151212.5WETL
2022-03-11 11:00:02FORECAST2022165-12033.1328.8831.005132.476453772251.85622.24624.186.4262TT1.13-143.8772413.1230356907554.7290747399360.347361007636641621151210WETL
2022-03-11 07:00:07FORECAST2022165-12033.1130.3831.745135.655510842672.0252.5254.186.705TT1.11-148.8972414.6090658621556.2440046295310.346530527717431621151210WETL
2022-03-11 03:00:05FORECAST2022165-12035.228.3731.785137.004857127032.10792.61794.186.7979TT3.2-144.872415.2361908331356.8893749990630.43657793831691621151210WETL
2022-03-10 23:00:03FORECAST2022165-12034.7727.7731.27134.065514978341.68932.20934.166.3693TT2.77-140.2372413.867332250355.4853370308470.417610156392421621151210WETL
2022-03-10 19:00:03FORECAST2022165-12035.4728.3931.93133.654798755681.81032.41034.166.5703TT3.47-140.5372413.6752456600755.2896817089020.448565814395281621151210WETL
2022-03-10 15:00:03FORECAST2022165-12035.5428.2731.905134.229915124691.73542.29544.166.4554TT3.54-143.4672413.9441639013255.5636899868340.451681917784671621151210WETL
2022-03-10 11:00:02FORECAST2022165-1203228.9230.46134.524320837390.97651.52654.165.6865TF0-14372414.0816729094955.7040558193590.301690192960991621151210WETL
2022-03-10 07:00:06FORECAST2022165-12032.3229.0530.685135.583458451131.16141.69144.165.8514TF0.32-146.6872414.5755181550256.2095825406250.314350965523291621151210WETL
2022-03-10 03:00:06FORECAST2022165-12032.3329.0930.71135.989762291941.16141.66144.165.8214TF0.33-143.6772414.7646135842556.4037412084320.314750258601441621151210WETL
2022-03-09 23:00:04FORECAST2022165-12037.5828.2332.905128.999390449740.64611.19614.085.2761TF5.58-138.4272411.4839058984453.0811730407760.543008151915971631141210WETL
2022-03-09 19:00:03FORECAST2022165-12037.6229.4933.555127.736185994350.53060.94064.085.0206TF5.62-134.3872410.8848219530152.4848600392450.54479195249563163113127.5WETL
2022-03-09 15:00:03FORECAST2022165-12037.8729.5233.695128.172115330590.53060.98064.095.0706TF5.87-134.1372411.0917818747752.6905032779130.55591884748908163113127.5WETL
2022-03-09 11:00:03FORECAST2022165-12035.6229.7232.67130.517735110111.27651.75654.095.8465TF3.62-139.3872412.2014528229553.7996000315480.455246816309241621151210WETL
2022-03-09 07:00:07FORECAST2022165-12037.1830.3133.745131.41469259691.30181.81184.15.9118TT5.18-141.8272412.6240430559354.2248617762840.525128371544031631151212.5WETL
2022-03-09 03:00:06FORECAST2022165-12037.1830.2533.715131.66384180691.30181.87184.115.9818TT5.18-142.8272412.7412558137154.3430994126360.525128371544031631151212.5WETL
2022-03-08 23:00:03FORECAST2022165-12037.729.7733.735126.397299837730.9761.7763.945.716TF5.7-138.372410.247743524451.8542070460080.548356810245781631151212.5WETL
2022-03-08 19:00:03FORECAST2022165-12037.930.4534.175126.79768920441.07012.04013.976.0101TT5.9-138.172410.438486795152.0426516861690.557251294172131631151212.5WETL
2022-03-08 15:00:03FORECAST2022165-12038.4730.4734.47127.1312928991.07012.04014.026.0601TT6.47-137.5372410.5972656623352.1997612444440.582428023051321631151212.5WETL
2022-03-08 11:00:03FORECAST2022165-12032.6728.330.485128.678756877152.75423.22424.057.2742TT0.67-140.3372411.3320250643352.9296936490390.328452487228491621151210WETL
2022-03-08 07:00:07FORECAST2022165-12032.4228.630.51132.296593846562.58562.85564.136.9856TT0.42-144.5872413.0386021192154.6436001875150.318353593675021621151210WETL
2022-03-08 03:00:07FORECAST2022165-12035.9628.6332.295131.624086431712.58562.83564.166.9956TT3.96-135.0472412.722557789154.3242296187480.470434423102121621151210WETL
2022-03-07 23:00:03FORECAST2022165-12035.0929.4532.27131.113317191531.71421.97424.186.1542TT3.09-129.9172412.4821612118154.0819044388120.431709999614031621151210WETL
2022-03-07 19:00:03FORECAST2022165-12035.0828.6731.875128.487567651181.44051.59054.095.6805TF3.08-126.9272411.2414018035852.8394074352020.431267961969591621151210WETL
2022-03-07 15:00:04FORECAST2022165-12035.0128.6931.85125.674178594820.88411.03414.135.1641TF3.01-127.9972409.9027606558951.5141927491770.4281761384521162114128WETL
2022-03-07 11:00:04FORECAST2022165-12033.8328.7831.305125.308796571980.12760.44764.164.6076TF1.83-128.1772409.7282050069951.3425482910220.37686362212099162112124WETL
2022-03-07 07:00:06FORECAST2022165-12031.2728.8130.04125.24324032990.07770.39774.164.5577TF-0.73-131.7372409.6968693753851.3117634735890.2737028606527162112124WETL
2022-03-07 03:00:07FORECAST2022165-12028.9728.0128.49125.305643139780.05920.22924.24.4292TF-3.03-138.0372409.7266977979851.3410673791160.19478794183415161112123WETL