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Future changes in the distribution of daily precipitation totals across North America.

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Future changes in the distribution of daily precipitation totals across North America. / Wilby, Rob L.; Wigley, T. M. L.
In: Geophysical Research Letters, Vol. 29, No. 7, 01.04.2002, p. 1135.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Wilby, RL & Wigley, TML 2002, 'Future changes in the distribution of daily precipitation totals across North America.', Geophysical Research Letters, vol. 29, no. 7, pp. 1135. https://doi.org/10.1029/2001GL013048

APA

Wilby, R. L., & Wigley, T. M. L. (2002). Future changes in the distribution of daily precipitation totals across North America. Geophysical Research Letters, 29(7), 1135. https://doi.org/10.1029/2001GL013048

Vancouver

Wilby RL, Wigley TML. Future changes in the distribution of daily precipitation totals across North America. Geophysical Research Letters. 2002 Apr 1;29(7):1135. doi: 10.1029/2001GL013048

Author

Wilby, Rob L. ; Wigley, T. M. L. / Future changes in the distribution of daily precipitation totals across North America. In: Geophysical Research Letters. 2002 ; Vol. 29, No. 7. pp. 1135.

Bibtex

@article{184f07b2a0c74d6c924706f90262398b,
title = "Future changes in the distribution of daily precipitation totals across North America.",
abstract = "Shape and scale parameters of the two-parameter gamma distribution were estimated for daily distributions of precipitation at individual grid-points in two General Circulation Models (HadCM2 and CSM). Maps of changing parameter distributions under anthropogenic forcing show the extent to which future precipitation scenarios for North America are consistent with observed trends in the 20th century. The scale parameter is found to be more variable, both spatially and temporally, than the shape parameter. Patterns of changes in mean wet-day amounts are strongly correlated with changes in the scale parameter. While the two models show quite different results for the spatial patterns of change, both indicate that the proportion of total precipitation derived from extreme and heavy events will continue to increase relative to moderate and light precipitation events.",
author = "Wilby, {Rob L.} and Wigley, {T. M. L.}",
note = "This paper investigates the consistency between observed and climate model projections of extreme daily rainfall across North America. In line with historic trends, it is shown that the proportion of total rainfall contributed by heavy downpours is expected to increase with concomitant implications for flood risk management. RAE_import_type : Journal article RAE_uoa_type : Earth Systems and Environmental Sciences",
year = "2002",
month = apr,
day = "1",
doi = "10.1029/2001GL013048",
language = "English",
volume = "29",
pages = "1135",
journal = "Geophysical Research Letters",
issn = "1944-8007",
publisher = "John Wiley & Sons, Ltd",
number = "7",

}

RIS

TY - JOUR

T1 - Future changes in the distribution of daily precipitation totals across North America.

AU - Wilby, Rob L.

AU - Wigley, T. M. L.

N1 - This paper investigates the consistency between observed and climate model projections of extreme daily rainfall across North America. In line with historic trends, it is shown that the proportion of total rainfall contributed by heavy downpours is expected to increase with concomitant implications for flood risk management. RAE_import_type : Journal article RAE_uoa_type : Earth Systems and Environmental Sciences

PY - 2002/4/1

Y1 - 2002/4/1

N2 - Shape and scale parameters of the two-parameter gamma distribution were estimated for daily distributions of precipitation at individual grid-points in two General Circulation Models (HadCM2 and CSM). Maps of changing parameter distributions under anthropogenic forcing show the extent to which future precipitation scenarios for North America are consistent with observed trends in the 20th century. The scale parameter is found to be more variable, both spatially and temporally, than the shape parameter. Patterns of changes in mean wet-day amounts are strongly correlated with changes in the scale parameter. While the two models show quite different results for the spatial patterns of change, both indicate that the proportion of total precipitation derived from extreme and heavy events will continue to increase relative to moderate and light precipitation events.

AB - Shape and scale parameters of the two-parameter gamma distribution were estimated for daily distributions of precipitation at individual grid-points in two General Circulation Models (HadCM2 and CSM). Maps of changing parameter distributions under anthropogenic forcing show the extent to which future precipitation scenarios for North America are consistent with observed trends in the 20th century. The scale parameter is found to be more variable, both spatially and temporally, than the shape parameter. Patterns of changes in mean wet-day amounts are strongly correlated with changes in the scale parameter. While the two models show quite different results for the spatial patterns of change, both indicate that the proportion of total precipitation derived from extreme and heavy events will continue to increase relative to moderate and light precipitation events.

U2 - 10.1029/2001GL013048

DO - 10.1029/2001GL013048

M3 - Journal article

VL - 29

SP - 1135

JO - Geophysical Research Letters

JF - Geophysical Research Letters

SN - 1944-8007

IS - 7

ER -