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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site OYSM, Month APR, Year 2021 |
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| Day of Month | Precip (mm) | Max Temp. oC | Min Temp. oC | Mean Temp. oC | Wind Speed (m/s) | Wind Dir (deg.) | Vapor Press. (mb) | Solar Rad. KJ/m2 | PAR mMoles/m2 |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3.42 | 15 | 5 | 9.3 | 5.00 | 291 | 8.60 | 11741 | 23296 |
| 2 | 0.04 | 6 | 2 | 3.9 | 5.37 | 284 | 3.75 | 18049 | 35939 |
| 3 | 0.00 | 11 | 3 | 6.4 | 2.63 | 283 | 4.17 | 21760 | 44299 |
| 4 | 0.02 | 21 | 6 | 12.4 | 1.87 | 217 | 7.17 | 20214 | 41648 |
| 5 | 0.00 | 20 | 9 | 14.1 | 2.51 | 277 | 7.24 | 22915 | 46364 |
| 6 | 0.01 | 16 | 9 | 13.4 | 2.07 | 57 | 7.97 | 22220 | 45880 |
| 7 | 0.08 | 22 | 10 | 15.1 | 1.69 | 82 | 10.15 | 21919 | 45367 |
| 8 | 0.09 | 15 | 12 | 13.3 | 3.59 | 48 | 12.01 | 17971 | 38858 |
| 9 | 2.71 | 19 | 13 | 15.3 | 3.04 | 86 | 14.68 | 11751 | 23861 |
| 10 | 0.01 | 22 | 12 | 16.8 | 1.92 | 84 | 15.77 | 21563 | 45564 |
| 11 | 6.17 | 25 | 16 | 19.4 | 1.93 | 163 | 17.77 | 21328 | 43990 |
| 12 | 3.92 | 18 | 10 | 14.2 | 3.16 | 354 | 13.42 | 14368 | 27650 |
| 13 | 0.08 | 14 | 8 | 10.3 | 2.50 | 351 | 9.86 | 11565 | 23156 |
| 14 | 3.42 | 17 | 6 | 12.7 | 2.58 | 117 | 11.10 | 16132 | 32085 |
| 15 | 4.64 | 18 | 12 | 14.7 | 2.89 | 277 | 12.91 | 13357 | 26956 |
| 16 | 0.00 | 17 | 7 | 12.5 | 2.99 | 259 | 7.00 | 23731 | 48961 |
| 17 | 0.00 | 18 | 7 | 12.3 | 2.31 | 277 | 8.75 | 22461 | 45916 |
| 18 | 0.08 | 17 | 10 | 14.0 | 1.87 | 88 | 10.87 | 23635 | 48230 |
| 19 | 7.77 | 18 | 7 | 12.7 | 2.57 | 351 | 11.15 | 12230 | 24669 |
| 20 | 0.03 | 20 | 6 | 14.6 | 2.32 | 142 | 11.46 | 23991 | 49205 |
| 21 | 3.82 | 24 | 8 | 15.5 | 3.60 | 220 | 10.93 | 18596 | 36722 |
| 22 | 0.10 | 12 | 5 | 8.7 | 4.03 | 263 | 4.67 | 20841 | 40586 |
| 23 | 0.00 | 15 | 7 | 11.0 | 2.63 | 234 | 6.66 | 22771 | 43990 |
| 24 | 3.25 | 18 | 8 | 13.3 | 2.23 | 117 | 10.21 | 14261 | 28085 |
| 25 | 2.72 | 17 | 12 | 14.6 | 3.32 | 275 | 12.72 | 16622 | 34476 |
| 26 | 0.01 | 18 | 9 | 13.5 | 3.16 | 286 | 7.80 | 26677 | 52752 |
| 27 | 0.01 | 27 | 11 | 19.5 | 2.58 | 183 | 12.17 | 25555 | 50836 |
| 28 | 0.22 | 28 | 18 | 22.6 | 3.13 | 197 | 16.71 | 21427 | 43309 |
| 29 | 0.16 | 29 | 20 | 23.8 | 3.76 | 191 | 18.28 | 20488 | 41771 |
| 30 | 0.60 | 25 | 13 | 20.4 | 4.36 | 253 | 12.62 | 26717 | 52435 |
| Mon. Tot. Precip. 43.4 mm | Mean wind vel. 2.921 m/s |
| Mon. Mean Temp. 14.0 deg. C | Wind dir 257 deg |
| Mean Max. Temp. 18.7 deg. C | Mean Min. Temp. 9.3 deg. C |
| Extreme Max. Temp 28.5 deg. C | Mean vapor press 10.62 mb |
| Extreme Min. Temp 1.9 deg. C | Total Solar Rad 586854 KJ/sq. m |
| Total photosyn. 1186855 mMoles/sq.m |
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| Daily Total Precipitation (mm) |
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| Hourly Mean Temperatures (deg. C) |
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| Hourly Max Min and Mean Temperatures (deg. C) |
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| Wind Speed (m/s) |
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| Frequency of Wind Direction |
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| Wind Vectors (circle=1.5 m/s) |
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| Relative Humidity (percent) |
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| Photosynthetically Active Radiation (milli-moles per m squared) |
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| Hourly Photosynthetically Active Radiation (milliMoles per m squared) |
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| Solar Radiation (KiloJoules per Meter Squared) |
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| Hourly Solar Radiation (KiloJoules per Meter Squared) |
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| Hours of Station Operation |
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| Data Logger Battery Voltage and Internal Logger Temperature |