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Dan Rajewski (in Ames)
Summary: Stations 1-4 operational, no ISFS staff on site
clear to partly cloudy skies in the morning, few sprinkles over noon hour, hot and muggy with light winds from the S to SSW the rest of the day/evening
Vdsm: 13.5-13.8 V during day, down to 12.4 at night,
P: ok, pressure rising in morning up to 979 mb, drop down to 977 mb during/after noon-time sprinkles/light showers
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stn 2 warmer by 0.5-0.7 degrees than other stns 1 & 3 most of & 3 most of daytime; stn 4 cooler than stns 1 & 3 by 0.5-0.7 degrees
degrees
RH.2m: 90-100% nighttime; dropping to 75-80% by afternoon
night: stn 4 afternoon
night: stn 4 3-5% RH higher than other stns 2 and about 7%RH higher than other stn 1 & 3
daytime stn 4 \3
daytime stn 4 ~7-10%RH higher than stns 1&2, and \ ~5%RH higher than stn 3 \stn 3 [moisture effects due to mature corn with larger Potential evapotranspiration at Stn 4?\]
]
H2O.2m: ok, nighttime from 27 to 19 g/m^3, up to 27-28 g/m^3 by mid afternoon
night: stn 1 about afternoon
night: stn 1 about 1.0 g/m^3 drier than stn 4, few tenths drier than stns 2 & 3
day: stn 1 about 3
day: stn 1 about 1.5-2.0 g/m^3 drier than stn 4, 0.5 g/m^3 more dry than stns 2 & 3
Wetness: dew formation from 0:30 to 3
Wetness: dew formation from 0:30 to 7:00, sensor dry by 8:30 but wet again from thundershower at 11:30-12:00, wetness disappears by 13:45
T.10m: ok, range of 24.5 to 33 degrees Celsius
stn 1 about 0.3-0.5 degree warmer than other sites for late morning to afternoon (except for period of clouds and rain fall)
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