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9/2M16 PFDS:Contiguous US <br /> 12 hr 1.66 2.12 2.58 11 3.32 3.98 4.74 5.68 6.83 7.89 <br /> (1.36-2.02) (1.74-2.59) (2.10.3.17) (2.66-4.41) (3.09-5.35) (3.53-6.56) (3.98-7.99) (4.67-10.1) (5.19-11.7) <br /> 1.83 2A7 2.89 3.82 4.65 5.38 6.31 7.67 8.81 <br /> 241 hr (1.59.2.33) (2.03-3.00) (2.44-3.65) (3.08-5.02) 11 (3.56-6.06) 1 (4.04-7.38) j (4.54-8.95) 1 (5.29-11.2) 1 (5.86-13.0) <br /> 2day 222 2 88 4.4s 5.30 825 729 8 81 10.1 <br /> (1.84-2.66) (2.38-3.46) (2:B a23) (3.61-5.80) (4.17-6.98) (4.73-8.47) (5.28-10.2) (6.13-12.8) (6.78-14.7) <br /> 3da (2.02 228s) (2.3.18 3.90 4.97 5.91 6.84 8.08 9.73 11.1 <br /> y 66-3.83) (3.22-4.70) 1 (4.04-6.42) (4.66-7.73) (527-9.36) (5.88-11.3) (6.80.14.0) (7.50-16.1) <br /> 4 day 2.60 3A4 4.18 b.34 6.34 7A3 8.63 10A 11.8 <br /> (2.18-3.10) (2.87-4.11) (3.48-5.04) (4.35-6.87) (5.01-8.25) (5.66-9.97) (6.31-12.0) (7.28-14.9) (8.01-17.1) <br /> 7day 3.08 3.97 8.01 A 77 824 9b2 11A 12.9 <br /> (2.59-3.64) (3.33-4.71) (3:8-5.70) (4.92-7.66) (5.62-9.14) (6.32-11.0) (7.01-13.1) (8.05.16.2) (8.84-18.6) <br /> 10day 3.b2 4A7 b.32 6.60 7.70 8.88 102 12 13.6 <br /> (2.96-4.14) (3.78-5.29) (4.45-6.33) (5.41-8.35) (6.14-9.88) (6.85-11.8) (7.55-14.0) (8.60-17.2) (9.40-19.5) <br /> 20day 4.79 6.08 7.13 8.62 9 82 11.1 12A 14- 15.7 1 (5.15-7.14) (6.00-8.42) (7.06-10.7) (7.85-12.4) (8.57.14.4) (9.22-16.7) (10.2-19.9) (11.0-22.3) <br /> 30day 5.85 7A3 8.66 10.3 11.8 ) ( 12.8 ) ( 14.2 16.0 17A <br /> (4.99-6.80) (6.32-8.68) (7.33-10.2) (8.45.12.6) (9.30-14.5 10.0.16.6 10.6-19.0) (11.5-22.2) (12.2-24.6) <br /> 45day 7.16 9.08 10.b 12A 13.8 16.1 16.5 182 19.6 <br /> (6.12-8.29) (7.75-10.6) (8.93-12.3) (10.1-15.0) (11.1-17.0) (11.8-19.3) (12.3-21.8) (13.1-25.0) (13.8-27.4) <br /> 60day 825 00A 12.0 14.1 16.b 16.8 18.3 20.0 212 <br /> (7.08-9.52) (8.94-12.1) L (10.2-14.0) (11.5-16.9) (12.5-19.1) (13.2-21.5) (13.7-24.1) (14.5.27.3) (15.1-29.8) <br /> 1 Precipitation frequency(PF)estimates in this table are based on frequency analysis of annual maxima series(AMS). <br /> Numbers in parenthesis are PF estimates at lower and upper bounds of the 90%confidence interval.The probability that precipitation frequency estimates(for a given duration and annual <br /> exceedance probability)will be greater than the upper bound(or less than the lower bound)is 5%.Estimates at upper bounds are not checked against probable maximum precipitation(PMP) <br /> estimates and may be higher than currently valid PMP values. <br /> Please refer to NOAA Ades 14 document for more information. <br /> Estimates from the table in csv format: precipitation frequency estimates• Submit <br /> Main Link Categories: <br /> Home I OWP(OHD) <br /> US Department of Commerce Map Disclaimer Privacy F <br /> National Oceanic and Atmospheric Administration Disclaimer Aboi <br /> National Weather Service Credits Career Opporiw <br /> Office of Water Prediction(OWP) Glossary <br /> 1325 East West Highway <br /> Saver Spring,MD 20910 <br /> Page Author:HDSC vrebmaster <br /> Page last modified:August 27,2014 <br /> http://hdsc.nws.noaa.gov/hdsc/pfds/pfds_map_cont.htmI?bkmrk=co 2/2 <br />