CONTENTS OF A CLASS 0 SOUNDING AT WASHINGTON/DULLES, VA: HEADER INFORMATION: Station ID number = 72403 Cycle = 98021112 Forecast time = 86400 sec Station latitude = 38.96 deg Station longitude = -77.51 deg Station elevation = 115. m Number of surface parameters = 26 Number of sounding parameters = 6 Number of sounding levels = 42 SURFACE PARAMETERS: PRESSURE AT MEAN SEA LEVEL = 0.9996E+05 PA SURFACE PRESSURE = 0.9858E+05 PA SKIN TEMPERATURE = 0.2808E+03 K LAYER SOIL TEMPERATURE = 0.2809E+03 K EVAPORATION = 0.0000E+00 KG/M**2 SOIL MOISTURE AVAILABILITY = 0.7200E+02 % TOTAL PRECIP IN PAST HOUR = 0.0000E+00 KG/M**2 CONVECTIVE PRECIP IN PAST HOUR = 0.0000E+00 KG/M**2 SNOW WATER EQUIVALENT = 0.0000E+00 KG/M**2 AMOUNT OF LOW CLOUD = 0.7300E+02 % AMOUNT OF MIDDLE CLOUD = 0.6400E+02 % AMOUNT OF HIGH CLOUD = 0.0000E+00 % STATION LAND/SEA MASK = 0.0000E+00 0(LAND) or 1 (SEA) U-COMPONENT AT 10 M = 0.1600E+01 M/S V_COMPONENT AT 10 M = 0.3700E+01 M/S SURFACE RUNOFF = 0.0000E+00 KG/M**2 BASEFLOW-GROUNDWATER RUNOFF = 0.3000E-01 KG/M**2 2-METER TEMPERATURE = 0.2816E+03 K 2-METER SPECIFIC HUMIDITY = 0.6710E-02 KG/KG SNOW PRECIP TYPE = 0.0000E+00 1=SNOW ICE PELLET PRECIP TYPE = 0.0000E+00 1=ICE PELLETS FREEZING RAIN PRECIP TYPE = 0.0000E+00 1=FREEZING RAIN RAIN PRECIP TYPE = 0.0000E+00 1=RAIN U-COMPONENT OF STORM MOTION = 0.1780E+02 M/S V_COMPONENT OF STORM MOTION = 0.1700E+01 M/S STORM RELATIVE HELICITY = 0.1158E+03 M**2/S**2 SOUNDING ON LEVEL 1: PRESSURE = 0.9816E+05 PA TEMPERATURE = 0.2818E+03 K U WIND = 0.2000E+01 M/S V WIND = 0.4700E+01 M/S SPECIFIC HUMIDITY = 0.6760E-02 KG/KG OMEGA = 0.1000E+00 PA/S SOUNDING ON LEVEL 2: . . SOUNDING ON LEVEL 42 (TOP LEVEL): . .