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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site OYSM, Month DEC, Year 1998 |
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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 | 0.00 | 21 | 6 | 16.2 | 3.41 | 293 | 12.97 | . | . |
| 2 | 0.00 | 17 | 3 | 11.3 | 1.77 | 222 | 10.02 | . | . |
| 3 | 0.00 | 18 | 13 | 15.5 | 2.89 | 260 | 11.99 | . | . |
| 4 | 0.00 | 23 | 12 | 16.9 | 2.58 | 279 | 14.51 | . | . |
| 5 | 0.00 | 22 | 11 | 16.9 | 1.87 | 253 | 15.07 | . | . |
| 6 | 0.00 | 24 | 16 | 19.5 | 2.53 | 252 | 17.70 | . | . |
| 7 | 0.00 | 24 | 18 | 20.9 | 3.61 | 255 | 18.97 | . | . |
| 8 | 1.27 | 24 | 15 | 17.9 | 1.88 | 256 | 18.06 | . | . |
| 9 | 23.62 | 15 | 6 | 9.4 | 3.36 | 23 | 10.31 | . | . |
| 10 | 0.00 | 12 | -0 | 6.3 | 1.17 | 319 | 7.11 | . | . |
| 11 | 0.00 | 10 | 5 | 8.3 | 2.91 | 353 | 7.06 | . | . |
| 12 | 1.02 | 10 | 5 | 7.7 | 1.54 | 65 | 7.78 | . | . |
| 13 | 62.73 | 11 | 7 | 8.7 | 3.82 | 35 | 10.84 | . | . |
| 14 | 0.00 | 8 | 1 | 5.6 | 3.38 | 16 | 6.35 | . | . |
| 15 | 0.00 | 10 | 1 | 5.5 | 1.83 | 30 | 6.61 | . | . |
| 16 | 2.29 | 11 | 3 | 8.0 | 3.45 | 2 | 8.58 | . | . |
| 17 | 1.78 | 11 | 5 | 7.1 | 3.83 | 298 | 7.73 | . | . |
| 18 | 0.00 | 7 | 2 | 4.3 | 4.15 | 315 | 5.02 | . | . |
| 19 | 3.81 | 13 | 4 | 9.4 | 2.41 | 201 | 9.57 | . | . |
| 20 | 0.00 | 15 | 10 | 11.5 | 1.10 | 67 | 12.82 | . | . |
| 21 | 0.25 | 15 | 7 | 10.2 | 1.99 | 187 | 12.48 | . | . |
| 22 | 1.78 | 19 | 2 | 12.9 | 5.17 | 306 | 13.07 | . | . |
| 23 | 9.91 | 2 | -3 | -1.1 | 2.66 | 22 | 4.09 | . | . |
| 24 | 18.54 | 0 | -2 | -0.6 | 0.00 | 0 | 5.68 | . | . |
| 25 | 6.86 | 2 | -3 | -1.5 | 0.00 | 0 | 4.87 | . | . |
| 26 | 2.79 | 2 | -4 | -1.0 | 0.50 | 317 | 5.17 | . | . |
| 27 | 0.00 | 8 | -3 | 3.4 | 1.63 | 114 | 6.66 | . | . |
| 28 | 9.91 | 8 | 5 | 5.6 | 1.95 | 14 | 8.86 | . | . |
| 29 | 0.00 | 7 | 4 | 5.1 | 2.20 | 331 | 8.76 | . | . |
| 30 | 6.10 | 5 | -3 | 1.4 | 6.07 | 321 | 5.13 | . | . |
| 31 | 0.51 | -0 | -4 | -2.4 | 1.45 | 290 | 4.09 | . | . |
| Mon. Tot. Precip. 153.2 mm | Mean wind vel. 2.488 m/s |
| Mon. Mean Temp. 8.3 deg. C | Wind dir 320 deg |
| Mean Max. Temp. 12.0 deg. C | Mean Min. Temp. 4.4 deg. C |
| Extreme Max. Temp 24.3 deg. C | Mean vapor press 9.61 mb |
| Extreme Min. Temp -4.5 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 |