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vcrlter

VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH

Site OYSM, Month APR, Year 2026

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Day of MonthPrecip (mm)Max Temp. oCMin Temp. oCMean Temp. oC Wind Speed (m/s)Wind Dir (deg.)Vapor Press. (mb) Solar Rad. KJ/m2PAR mMoles/m2
1 0.02 28 17 20.7 3.49163 18.48 20814 47395
2 0.00 26 11 17.7 3.40100 17.68 17318 40530
3 0.00 25 16 19.9 2.77137 19.45 21132 47831
4 0.00 26 18 20.8 3.38148 19.54 20821 48141
5 18.28 26 14 19.5 3.34168 19.05 15733 34147
6 0.00 16 10 12.3 3.80274 8.81 22651 48661
7 0.00 14 9 12.2 3.89296 8.45 18936 40335
8 0.06 9 5 6.8 4.80353 6.57 22543 48609
9 0.00 12 7 9.1 3.06 17 9.32 21346 47297
10 0.02 15 5 10.8 2.02 76 11.48 23360 51951
11 0.00 22 12 15.1 2.73346 13.19 21823 49015
12 0.01 15 9 13.0 2.82 67 12.57 22624 49742
13 0.00 15 15 15.1 3.46117 15.67 0 0

Monthly Summary: Site OYSM, Month APR, Year 2026

Mon. Tot. Precip. 18.4 mm Mean wind vel. 3.304 m/s
Mon. Mean Temp. 14.8 deg. C Wind dir 95 deg
Mean Max. Temp. 19.2 deg. C Mean Min. Temp. 11.2 deg. C
Extreme Max. Temp 27.9 deg. C Mean vapor press 13.87 mb
Extreme Min. Temp 4.6 deg. C Total Solar Rad 249101 KJ/sq. m
Total photosyn. 553654 mMoles/sq.m

Graphics

PPTgraph
Daily Total Precipitation (mm)
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TEMPgraph
Hourly Mean Temperatures (deg. C)
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TEMP1graph
Hourly Max Min and Mean Temperatures (deg. C)
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WINDSgraph
Wind Speed (m/s)
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WINDDgraph
Frequency of Wind Direction
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STARgraph
Wind Vectors (circle=1.5 m/s)
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RHgraph
Relative Humidity (percent)
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PARgraph
Photosynthetically Active Radiation (milli-moles per m squared)
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PARgraph
Hourly Photosynthetically Active Radiation (milliMoles per m squared)
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RSgraph
Solar Radiation (KiloJoules per Meter Squared)
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RS1graph
Hourly Solar Radiation (KiloJoules per Meter Squared)
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NHOURSgraph
Hours of Station Operation
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VOLTgraph
Data Logger Battery Voltage and Internal Logger Temperature
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