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<br /> <br />METEOROLOGY. HYDROLOGY, BIG THOMPSON RIVER AND CACHE LA POUDRE RIVER BASINS <br /> <br />19 <br /> <br />1150 <br /> <br />1100 <br /> <br />1050 <br /> <br />1000 <br /> <br />950 <br /> <br />, <br />" <br /> <br />\,,- <br /> <br /> <br />" <br />I <br /> <br />" <br /> <br />\!:~016 <br />30.2~ I .--/ <br />~3011 <br />--fi:;(.';'-> <br />mY <br />55 <br /> <br />30.15 <br /> <br />- <br /> <br />612)30.26 <br />w 30.15 <br />r '\ ~~(Ql30.18 <br />69 ~3a.19-76'030.20 <br />48C13" 54 <br /> <br />30,20 (' <br /> <br />30.10 <br /> <br />7530.22 <br />,,0--' <br /> <br />400 <br /> <br />400 <br /> <br />-.. <br /> <br />"-.---. <br /> <br />350 <br /> <br />350 <br /> <br />81...030.19 <br />~3 <br /> <br />1100 <br /> <br />1050 <br /> <br />1000 <br /> <br />o <br />1 <br /> <br />200 <br />1 <br /> <br />400 MILES <br />1 <br /> <br />100 <br />1 <br /> <br />300 <br />1 <br /> <br />EXPLANATION <br /> <br />60657075 <br />~.'" <br />:;: ="", <br />;; -,.< <br /> <br />L <br /> <br />AREA WHERE DEWPOINT TEMPERATURE EXCEEDED <br />60 DEGREES FAHRENHEIT <br />LINE OF EQUAL DEWPOINT TEMPERATURE. --Interval <br />5 degrees Fahrenheit <br /> <br />GEOGRAPHIC CENTER OF LOW-PRESSURE SYSTEM <br /> <br />~30.23 <br />54 14'\ <br /> <br />OBSERVATION STATION. -Upper left number is air <br />temperature, in degrees Fahrenheit. lower left <br />number is dewpoint temperature, in degrees <br />Fahrenheit. Upper right number is altimeter setting, <br />in inches of mercury. Lower right number is 3-hour <br />pressure change, in tenths of a millibar; -'.=de- <br />crease, j"=increase,and l=nochange.Shaftindi- <br />cates wind direction. Barbs on shaft indicate wind <br />speed, in knots. Long barb=lO knots; shortbarb=5 <br />knots. @=calmwinds, less than 2 knots. Additional <br />symbols and notes explained below: <br />r< =Thunder heard, but no precipitation at station <br />V =Slight rain shower(s) <br />G20=Peak wind gust observed during last hour <br /> <br />-70- <br /> <br />-30.15- <br /> <br />LINE OF EOUAL ALTIMETER SETTING. IN INCHES OF <br />MERCURY. -Interval 0.05 inch <br /> <br />COLD FRONT. ---Dashed where dissipating <br /> <br />STATIONARY FRONT <br /> <br />SQUALL LINE <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />- <br /> <br />H <br /> <br />GEOGRAPHIC CENTER OF HIGH-PRESSURE SYSTEM <br /> <br />FIGURE l4.-Regional surface analysis, 1200 MDT, July 31, 1976. <br />