All functions

cal_U2() cal_ea() cal_VPD() cal_lambda() cal_slope() cal_gamma() cal_bowen() cal_Pa() cal_rH() cal_rH2() cal_TvK() cal_rho_a() cal_es()

helper functions for potential evapotranspiration (ET0)

ET0_eq() ET0_Penman48() ET0_Monteith65() ET0_PT72() ET0_FAO98()

Potential Evapotranspiration models

ET_CR_Xiao2020() ET_CR_Ma2021()

ET complementary

NSE() KGE() GOF()

GOF

LCL() LCL_RH()

Lifted Condensation Level (LCL)

Mw Md epsilon

Molecular weight

PET_hg()

Estimate ET0 by Hargreaves equation.

R Rw Rd Cp

Specific gas constants

wilting_point() field_capacity() saturated_mois() wilting_point_salinity()

Soil properties in SPAW

expt() Ksat() bubble() Wcr_FT() Wpwp_FT()

VIC model soil parameters

XAJ_calib()

XAJ model Parameter calibration

XAJ_predict()

XAJ_predict

budyko() ET_budyko() budyko_goal() budyko_fit()

Budyko Curve

cal_Rl_out()

black body radiation

cal_Rli()

Estimate Incoming longwave radiation.

cal_Rln() cal_Rln_yang2019()

Net outgoing longwave radiation.

cal_Rn()

Surface net radiation

cal_Rsi()

Daily inward shortwave solar radiation.

cal_Rsi_toa()

Daily extraterrestrial radiation (top of atmosphere)

cal_Ts()

Evaporative surface temperature

cal_angle() cal_azimuth()

Rotation angle of two speed vector

radiation_Ta() cal_radiation_Ta()

air temperature under solar radiation

cal_sunset_angle() ws2ssd() cal_ssd()

sunset hour angle

cal_wetbulb() cal_Tw()

wetbulb temperature

T0 K0 L Es.T0 atm

constants in meteorology

convert_temperature() celsius.to.fahrenheit() celsius.to.kelvin() fahrenheit.to.celsius() fahrenheit.to.kelvin() kelvin.to.celsius() kelvin.to.fahrenheit()

Convert from one temperature metric to another

detect_groups() detect_flood_events() flood_divide() merge_flood()

detect_flood_events

get_localtime()

Get local time

get_sigma()

Sun Declination angle

heat_index() .heat.index() heat_index_vec()

heat index (Human-perceived temperature)

plot_calib()

plot_calib

plot_runoff()

plot_runoff

soil_class()

soil texture class, based on USDA triangle

soil_heat_flux()

Soil heat flux.

suncalc()

suncalc

theta() theta_wet() theta_wet_bolton()

equivalent potential temperature

R2Q() Q2R() MJ_2W() MJ_2mm() W2_MJ() W2mm() K2T() T2K() deg2rad() rad2deg()

unit convertion

usda_sf

USDA soil class classification

w2q() q2w() q2ea() w2ea() ea2VPD() vapour_press() q2RH() RH2q() q_from_RH() cal_qs() cal_ws() ea2w() ea2q() Tdew2q() Tdew2w() Tdew2RH() Tdew_from_q() Tdew_from_w()

Helper functions for vapour pressure