Research Publications

Publications by Noah P. Molotch

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Huerta, M. L., Noah P. Molotch, McPhee, J. 2019: Snowfall interception in a deciduous Nothofagus forest and implications for spatial snowpack distribution. Hydrological Processes, 33(13): 1818-1834. DOI: 10.1002/hyp.13439

Driscoll, J. M., Meixner, T., Noah P. Molotch, Ferre, T. P. A., Williams, M. W., Sickman, J. O. 2018: Event-response ellipses: A method to quantify and compare the role of dynamic storage at the catchment scale in snowmelt-dominated systems. Water, 10(12): 1824-1841. DOI: 10.3390/w10121824

Zheng, Z., Noah P. Molotch, Oroza, C. A., Conklin, M. H., Bales, R. C. 2018: Spatial snow water equivalent estimation for mountainous areas using wireless-sensor networks and remote-sensing products. Remote Sensing of Environment, 215: 44-56. DOI: 10.1016/j.rse.2018.05.029

Jepsen, S. M., Harmon, T. C., Ficklin, D. L., Noah P. Molotch, Guan, B. 2018: Evapotranspiration sensitivity to air temperature across a snow-influenced watershed: Space-for-time substitution versus integrated watershed modeling. Journal of Hydrology, 556: 645-659. DOI: 10.1016/j.jhydrol.2017.11.042

Evans, S. G., Ge, S., Voss, C. I., Noah P. Molotch 2018: The role of frozen soil in groundwater discharge predictions for warming alpine watersheds. Water Resources Research, 54(3): 1599-1615. DOI: 10.1002/2017WR022098

López-Moreno, J. I., Gascoin, S., Herrero, J., Sproles, E. A., Pons, M., Alonso-González, E., Hanich, L., Boudhar, A., Keith MusselmanNoah P. Molotch 2017: Different sensitivities of snowpacks to warming in Mediterranean climate mountain areas. Environmental Research Letters, 12(7): 074006. DOI: 10.1088/1748-9326/aa70cb

Thomas, B. F., Famiglietti, J. S., Landerer, F. W., Wiese, D. N., Noah P. Molotch, Argus, D. F. 2017: GRACE Groundwater Drought Index: Evaluation of California Central Valley groundwater drought. Remote Sensing of Environment, 198: 384-392. DOI: 10.1016/j.rse.2017.06.026

Stibal, M., Box, J. E., Cameron, K. A., Langen, P. L., Yallop, M. L., Mottram, R. H., Alia Lauren KhanNoah P. Molotch, Chrismas, N. A. M., Quaglia, F. C., Remias, D., Smeets, C. J. P. P., van den Broeke, M. R., Ryan, J. C., Hubbard, A., Tranter, M., van As, D., Ahlstrom, A. 2017: Algae drive enhanced darkening of bare ice on the Greenland Ice Sheet. Geophysical Research Letters, 44(22): 11,463-11,471. DOI: 10.1002/2017GL075958

Fyfe, J. C., Derksen, C., Mudryk, L., Flato, G. M., Santer, B. D., Swart, N. C., Noah P. Molotch, Zhang, X., Wan, H., Arora, V. K., Scinocca, J., Jiao, Y. 2017: Large near-term projected snowpack loss over the western United States. Nature Communications, 8: article 14996. DOI: 10.1038/ncomms14996

Hallar, A. G., Noah P. Molotch, Hand, J. L., Livneh, B., McCubbin, I. B., Petersen, R., Michalsky, J., Lowenthal, D., Kunkel, K. E. 2017: Impacts of increasing aridity and wildfires on aerosol loading in the intermountain western US. Environmental Research Letters, 12(1): article 014006. DOI: 10.1088/1748-9326/aa510a

Noah P. MolotchDavid M. Barnard, Burns, S. P., Painter, T. H. 2016: Measuring spatiotemporal variation in snow optical grain size under a subalpine forest canopy using contact spectroscopy. Water Resources Research, 52(9): 7513-7522. DOI: 10.1002/2016WR018954

Seidel, F. C., Karl Rittger, Skiles, S. M., Noah P. Molotch, Painter, T. H. 2016: Case study of spatial and temporal variability of snow cover, grain size, albedo and radiative forcing in the Sierra Nevada and Rocky Mountain snowpack derived from imaging spectroscopy. The Cryosphere, 10(3): 1229-1244. DOI: 10.5194/tc-10-1229-2016

Cornwell, E. N., Noah P. Molotch, McPhee, J. 2016: Spatio-temporal variability of snow water equivalent in the extra-tropical Andes cordillera from distributed energy balance modeling and remotely sensed snow cover. Hydrology and Earth System Sciences, 20: 411-430. DOI: 10.5194/hess-20-411-2016

Foster, L. M., Bearup, L. A., Noah P. MolotchPaul Brooks, Maxwell, R. M. 2016: Energy budget increases reduce mean streamflow more than snow–rain transitions: Using integrated modeling to isolate climate change impacts on Rocky Mountain hydrology. Environmental Research Letters, 11(4): article 044015. DOI: 10.1088/1748-9326/11/4/044015

Harpold, A., Noah P. Molotch 2015: Sensitivity of soil water availability to changing snowmelt timing in the western U.S.. Geophysical Research Letters, 42(19): 8011-8020. DOI: 10.1002/2015GL065855

Broxton, P. D., Harpold, A., Biederman, J. A., Troch, P. A., Noah P. MolotchPaul Brooks 2015: Quantifying the effects of vegetation structure on snow accumulation and ablation in mixed-conifer forests. Ecohydrology, 8(6): 1073-1094. DOI: 10.1002/eco.1565

Harpold, A., Marshall, J. A., Lyon, S. W., Theo Barnhart, Fisher, B., Donovan, M., Brubaker, K. M., Crosby, C. J., Glenn, N. F., Glennie, C. L., Kirchner, P. B., Lam, N., Mankoff, K. D., McCreight, J. L., Noah P. MolotchKeith Musselman, Pelletier, J., Russo, T., Sangireddy, H., Sjöberg, Y., Swetnam, T., West, N. 2015: Laser vision: Lidar as a transformative tool to advance critical zone science. Hydrology and Earth System Sciences, 19: 2881-2897. DOI: 10.5194/hess-19-2881-2015

Noah P. Molotch, Durand, M. T., Guan, B., Margulis, S. A., Davis, R. E. 2015: Snow cover depletion curves and snow water equivalent reconstruction: Six decades of hydrologic remote sensing applications. In Lakshmi, V., et al. (eds.), Remote Sensing of the Terrestrial Water Cycle. AGU Monograph. Wiley, 159-174. ISBN 9781118872031

Vander Jagt, B. J., Durand, M. T., Margulis, S. A., Kim, E. J., Noah P. Molotch 2015: On the characterization of vegetation transmissivity using LAI for application in passive microwave remote sensing of snowpack. Sensing of Environment, 156: 310-321. DOI: 10.1016/j.rse.2014.09.001

Ralph, F. M., Dettinger, M., White, A., Reynolds, D., Cayan, D., Schneider, T., Cifelli, R., Redmond, K., Anderson, M., Gherke, F., Jones, J., Mahoney, K., Gutman, S., Chandresekar, V., Lundquist, J., Noah P. Molotch, Brekke, L., Pulwarty, R., Horel, J., Schick, L., Edman, A., Mote, P., Abatzoglou, J., Pierce, R., Wick, G. 2014: A vision for future observations for Western U.S. extreme precipitation and flooding. Journal of Contemporary Water Research & Education, 153(1): 16-32. DOI: 10.1111/j.1936-704X.2014.03176.x

Danielle PerrotNoah P. Molotch, Williams, M. W., Sickman, J. O. 2014: Relationships between stream nitrate concentration and spatially distributed snowmelt in high elevation catchments of the western U.S.. Water Resources Research, 50(11): 8694-8713. DOI: 10.1002/2013WR015243

Livneh, B., Deems, J. S., Dominik Schneider, Barsugli, J., Noah P. Molotch 2014: Filling in the gaps: Inferring spatially distributed precipitation from gauge observations over complex terrain. Water Resources Research, 50(11): 8589-8610. DOI: 10.1002/2014WR015442

Kirchner, P. B., Bales, R. C., Noah P. Molotch, Flanagan, J., Guo, Q. 2014: LiDAR measurement of seasonal snow accumulation along an elevation gradient in the southern Sierra Nevada, California. Hydrology and Earth System Science, 18, 4261-4275. DOI: 10.5194/hess-18-4261-2014

Harpold, A., Guo, Q., Noah P. MolotchPaul Brooks, Bales, R., Fernandez-Diaz, J. C., Keith Musselman, Swetnam, T., Kirchner, P., Meadows, M. W., Flanagan, J., Lucas, R. 2014: LiDAR-derived snowpack data sets from mixed conifer forests across the Western United States. Water Resources Research, 50(3): 2749-2755. DOI: 10.1002/2013WR013935

Burns, S. P., Noah P. Molotch, Williams, M. W., John KnowlesBrian Seok, Monson, R. K., Turnipseed, A. A., Blanken, P. D. 2014: Snow temperature changes within a seasonal snowpack and their relationship to turbulent fluxes of sensible and latent heat. Journal of Hydrometeorology, 15: 117-142. DOI: 10.1175/JHM-D-13-026.1

Guan, B., Noah P. Molotch, Waliser, D. E., Fetzer, E. J., Neiman, P. J. 2013: The 2010/2011 snow season in California's Sierra Nevada: Role of atmospheric rivers and modes of large-scale variability. Water Resources Research, 49(10): 6731-6743. DOI: 10.1002/wrcr.20537

Guan, B., Noah P. Molotch, Waliser, D. E., Jepsen, S. M., Painter, T. H., Dozier, J. 2013: Snow water equivalent in the Sierra Nevada: Blending snow sensor observations with snowmelt model simulations. Water Resources Research, 49(8): 5029-5046. DOI: 10.1002/wrcr.20387

Meromy, L., Noah P. Molotch, Link, T. E., Fassnacht, S. R., Rice, R. 2013: Subgrid variability of snow water equivalent at operational snow stations in the Western United States. Hydrological Processes, 27(17): 2383-2400. DOI: 10.1002/hyp.9355

Mahat, V., Tarboton, D. G., Noah P. Molotch 2013: Testing above- and below-canopy representations of turbulent fluxes in an energy balance snowmelt model. Water Resources Research, 49(2): 1107-1122. DOI: 10.1002/wrcr.20073

Vander Jagt, B., Durand, M. T., Margulis, S. A., Kim, E. J., Noah P. Molotch 2013: The effect of spatial variability on the sensitivity of passive microwave measurements to snow water equivalent. Remote Sensing of Environment, 136: 163-179. DOI: 10.1016/j.rse.2013.05.002

Keith MusselmanNoah P. Molotch, Margulis, S. A., Lehning, M., Gustafson, D. 2012: Improved snowmelt simulations with a canopy model forced with photo-derived direct beam canopy transmissivity. Water Resources Research, 48(10): W10509. DOI: 10.1029/2012WR012285

Jepsen, S. M., Noah P. Molotch, Williams, M. W., Karl Rittger, Sickman, J. O. 2012: Interannual variability of snowmelt in the Sierra Nevada and Rocky Mountains, United States: Examples from two alpine watersheds. Water Resources Research, 48: W02529. DOI: 10.1029/2011WR011006

Guan, B., Waliser, D. E., Noah P. Molotch, Fetzer, E. J., Neiman, P. J. 2012: Does the Madden-Julian Oscillation influence wintertime atmospheric rivers and snowpack in the Sierra Nevada?. Monthly Weather Review, 140(2): 325-342. DOI: 10.1175/MWR-D-11-00087.1

Noah P. Molotch, Link, T. E., Blanken, T. E. 2011: Snow: Hydrological and ecological feedbacks in forests. In Levia, D. F., Carlyle-Moses, D. E., and Tanaka, T. (eds.), Forest Hydrology and Biogeochemistry: Synthesis of Past Research and Future Directions. Vol. 216 of Ecological Studies Series. Heidelberg, Germany: Springer-Verlag, 541-555. DOI: 10.1007/978-94-007-1363-5

Durand, M., Kim, E. J., Margulis, S. A., Noah P. Molotch 2011: A first-order characterization of errors from neglecting stratigraphy in forward and inverse passive microwave modeling of snow. IEEE Geoscience and Remote Sensing Letters, 8(4): 730-734. DOI: 10.1109/LGRS.2011.2105243

Njoku, E. G., Moghaddam, M., Moller, D., Noah P. Molotch 2010: Microwave remote sensing for land hydrology research and applications: Introduction to the special issue. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 3(1): 3-5. DOI: 10.1109/JSTARS.2010.2042748

Noah P. Molotch, Margulis, S. A., Jepsen, S. M. 2010: Response to comment by A. G. Slater, M. P. Clark, and A. P. Barrett on Estimating the distribution of snow water equivalent using remotely sensed snow cover data and a spatially distributed snowmelt model: a multi-resolution, multi-sensor comparison [[Adv. Water Resour. 31 (2008) 1503 1514]. Adv Water Resour 2009; 32(11): 1680 4]. Advances in Water Resources, 33(2): 231-239. DOI: 10.1016/j.advwatres.2009.11.008

Gustafson, J. R., Paul BrooksNoah P. Molotch, Veatch, W. C. 2010: Estimating snow sublimation using natural chemical and isotopic tracers across a gradient of solar radiation. Water Resources Research, 46: W12511. DOI: 10.1029/2009WR009060

Guan, B., Noah P. Molotch, Waliser, D. E., Fetzer, E. J., Neiman, P. J. 2010: Extreme snowfall events linked to atmospheric rivers and surface air temperature via satellite measurements. Geophysical Research Letters, 37: L20401, DOI: 10.1029/2010GL044696

Noah P. Molotch 2009: Reconstructing snow water equivalent in the Rio Grande headwaters using remotely sensed snow cover data and a spatially distributed snowmelt model. Hydrological Processes, 23(7): 1076-1089. DOI: 10.1002/hyp.7206

Fenn, M. E., Sickman, J. O., Bytnerowicz, A., Clow, D. W., Noah P. Molotch, Pleim, J. E., Tonnesen, G. S., Weathers, K. C., Padgett, P. E., Campbell, D. H. 2009: Methods for measuring atmospheric nitrogen deposition inputs in arid and montane ecosystems of western North America. In Legge, A. H. (ed.), Developments in Environmental Science, Vol. 9: Relating Atmospheric Source Apportionment to Vegetation Effects: Establishing Cause Effect Relationships. Amsterdam: Elsevier, 179-228.

Veatch, W., Paul Brooks, Gustafson, J. R., Noah P. Molotch 2009: Quantifying the effects of forest canopy cover on net snow accumulation at a continental, mid-latitude site. Ecohydrology, 2(2): 115-128. DOI: 10.1002/eco.45

Durand, M., Noah P. Molotch, Margulis, S. A. 2008: Merging complementary remote sensing datasets in the context of snow water equivalent reconstruction. Remote Sensing of Environment, 112(3): 1212-1225. DOI: 10.1016/j.rse.2007.08.010

Noah P. Molotch, Margulis, S. A. 2008: Estimating the distribution of snow water equivalent using remotely sensed snow cover data and a spatially distributed snowmelt model: A multi-resolution, multi-sensor comparison. Advances in Water Resources, 31(11): 1503-1514. DOI: 10.1016/j.advwatres.2008.07.017

Driscoll, J. M., Meixner, T., Williams, M. W., Noah P. Molotch 2008: Evolution of flowpaths in an alpine watershed of the Colorado Front Range. Geochimica et Cosmochimica Acta, 72(12 suppl.): A227. DOI: 10.1016/j.gca.2008.05.007

Durand, M., Noah P. Molotch, Margulis, S. A. 2008: A Bayesian approach to snow water equivalent reconstruction. Journal of Geophysical Research, 113: D20117. DOI: 10.1029/2008JD009894

Lyons, S., Troch, P. A., Broxton, P., Noah P. MolotchPaul Brooks 2008: Monitoring the timing of snowmelt and the initiation of streamflow using a distributed network of temperature/light sensors. Ecohydrology, 1(3): 215-224. DOI: 10.1002/eco.18

Noah P. Molotch, Meixner, T., Williams, M. W. 2008: Estimating stream chemistry during the snowmelt pulse using a spatially distributed, coupled snowmelt and hydrochemical modeling approach. Water Resources Research, 44: W11429. DOI: 10.1029/2007WR006587

Noah P. Molotch, Blanken, P. D., Williams, M. W., Turnipseed, A., Monson, R., Margulis, S. 2007: Estimating sublimation of intercepted and sub-canopy snow using eddy covariance systems. Hydrologic Processes, 21(12): 1567-1575. DOI: 10.1002/hyp.6719

Noah P. Molotch, Bales, R. C. 2006: SNOTEL representativeness in the Rio Grande headwaters on the basis of physiographics and remotely sensed snow cover persistence. Hydrological Processes, 20(4): 723-739. DOI: 10.1002/hyp.6128

Noah P. Molotch, Bales, R. C. 2006: Comparison of ground-based and airborne snow-surface albedo parameterizations in an alpine watershed: impact on snowpack mass balance. Water Resources Research, 42: W05410. DOI: 10.1029/2005WR004522

Bales, R. C., Noah P. Molotch, Painter, T. H., Dettinger, M., Rice, R., Dozier, J. 2006: Mountain hydrology of the Western United States. Water Resources Research, 42: W08432. DOI: 10.1029/2005WR004387

Noah P. Molotch, Colee, M. T., Bales, R. C., Dozier, J. 2005: Estimating the spatial distribution of snow water equivalent in an alpine basin using binary regression tree models: The impact of digital elevation data and independent variable selection. Hydrological Processes, 19(7): 1459-1479. DOI: 10.1002/hyp.5586

Noah P. Molotch, Bales, R. C. 2005: Scaling snow observations from the point to the grid-element: Implications for observation network design. Water Resources Research, 41: W11421. DOI: 10.1029/2005WR004229

Noah P. Molotch, Fassnacht, S. R., Bales, R. C., Helfrich, S. R. 2004: Estimating the distribution of snow water equivalent and snow extent beneath cloud-cover in the Salt-Verde River basin, Arizona. Hydrological Processes, 18(9): 1595-1611. DOI: 10.1002/hyp.1408

Noah P. Molotch, Painter, T. H., Bales, R. C., Dozier, J. 2004: Incorporating remotely sensed snow albedo into a spatially distributed snowmelt model. Geophysical Research Letters, 31: L03501. DOI: 10.1029/2003GL019063