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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site OYSM, Month DEC, Year 1997 |
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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 uE/m2 |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3.30 | 12 | 5 | 8.8 | 4.95 | 330 | 8.60 | . | . |
| 2 | 0.00 | 10 | 2 | 5.2 | 3.36 | 308 | 5.66 | . | . |
| 3 | 0.00 | 11 | -0 | 6.4 | 1.31 | 209 | 6.79 | . | . |
| 4 | 1.52 | 15 | 7 | 11.4 | 1.58 | 252 | 12.50 | . | . |
| 5 | 0.51 | 9 | 4 | 7.1 | 2.07 | 326 | 8.33 | . | . |
| 6 | 0.00 | 4 | 1 | 2.3 | 4.30 | 287 | 3.76 | . | . |
| 7 | 0.00 | 7 | -0 | 3.0 | 3.39 | 295 | 4.48 | . | . |
| 8 | 0.00 | 7 | 2 | 4.0 | 1.73 | 303 | 5.82 | . | . |
| 9 | 1.27 | 8 | 0 | 4.8 | 0.56 | 36 | 8.00 | . | . |
| 10 | 6.10 | 11 | 5 | 7.2 | 2.06 | 346 | 9.89 | . | . |
| 11 | 0.00 | 8 | 5 | 6.8 | 1.64 | 343 | 9.18 | . | . |
| 12 | 0.00 | 7 | 2 | 5.7 | 1.83 | 330 | 8.28 | . | . |
| 13 | 0.00 | 8 | -1 | 4.3 | 1.14 | 244 | 6.68 | . | . |
| 14 | 0.00 | 5 | 1 | 3.8 | 2.36 | 358 | 5.43 | . | . |
| 15 | 0.00 | 7 | -2 | 2.5 | 1.43 | 5 | 5.69 | . | . |
| 16 | 0.00 | 12 | -2 | 3.8 | 0.78 | 52 | 5.17 | . | . |
| 17 | 0.00 | 13 | 1 | 6.4 | 1.28 | 317 | 5.77 | . | . |
| 18 | 0.00 | 7 | 0 | 4.8 | 2.04 | 353 | 6.13 | . | . |
| 26 | 0.25 | 13 | 4 | 7.5 | 0.85 | 295 | 8.71 | . | . |
| 27 | 18.29 | 8 | 1 | 5.7 | 2.62 | 22 | 8.88 | . | . |
| 28 | 2.29 | 5 | -2 | 2.0 | 3.10 | 344 | 5.63 | . | . |
| 29 | 7.62 | 8 | -1 | 4.4 | 2.69 | 62 | 7.97 | . | . |
| 30 | 0.00 | 7 | 2 | 4.1 | 5.20 | 249 | 5.67 | . | . |
| 31 | 0.00 | 6 | -1 | 2.7 | 4.04 | 288 | 4.07 | . | . |
| Mon. Tot. Precip. 41.1 mm | Mean wind vel. 2.347 m/s |
| Mon. Mean Temp. 5.2 deg. C | Wind dir 313 deg |
| Mean Max. Temp. 8.7 deg. C | Mean Min. Temp. 1.4 deg. C |
| Extreme Max. Temp 14.9 deg. C | Mean vapor press 6.96 mb |
| Extreme Min. Temp -2.2 deg. C | Total Solar Rad . KJ/sq. m |
| Total photosyn. . uEin/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 (micro-einsteins per m squared) |
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| Hourly Photosynthetically Active Radiation (micro-einsteins 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 |