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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site OYSM, Month JAN, Year 1999 |
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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 | 0.25 | 3 | -4 | 0.1 | 3.28 | 340 | 4.04 | . | . |
| 2 | 0.00 | 9 | -5 | 0.4 | 4.71 | 78 | 5.22 | . | . |
| 3 | 10.41 | 16 | 6 | 11.6 | 5.76 | 206 | 12.11 | . | . |
| 4 | 0.00 | 7 | -2 | 0.8 | 2.61 | 322 | 4.33 | . | . |
| 5 | 0.00 | -1 | -7 | -4.1 | 2.62 | 6 | 2.84 | . | . |
| 6 | 0.00 | 3 | -8 | -1.8 | 2.64 | 235 | 3.22 | . | . |
| 7 | 0.00 | 8 | 1 | 3.6 | 3.93 | 296 | 4.96 | . | . |
| 8 | 0.51 | 9 | -0 | 4.4 | 2.49 | 97 | 6.99 | . | . |
| 9 | 3.30 | 18 | 1 | 9.5 | 4.78 | 278 | 11.26 | . | . |
| 10 | 0.25 | 1 | -4 | -1.5 | 4.22 | 356 | 3.57 | . | . |
| 11 | 0.00 | 4 | 0 | 2.1 | 3.58 | 278 | 4.57 | . | . |
| 12 | 0.00 | 15 | 4 | 9.7 | 4.14 | 231 | 6.47 | . | . |
| 13 | 0.00 | 16 | 8 | 11.7 | 2.97 | 247 | 8.07 | . | . |
| 14 | 3.30 | 13 | 5 | 7.0 | 2.52 | 34 | 9.67 | . | . |
| 15 | 14.73 | 12 | -0 | 5.9 | 3.16 | 310 | 8.91 | . | . |
| 16 | 0.00 | 13 | -3 | 5.0 | 2.07 | 222 | 6.28 | . | . |
| 17 | 0.00 | 13 | 1 | 7.6 | 1.96 | 154 | 7.94 | . | . |
| 18 | 9.14 | 18 | 5 | 11.1 | 3.75 | 197 | 12.94 | . | . |
| 19 | 0.25 | 13 | 3 | 8.8 | 3.53 | 274 | 6.60 | . | . |
| 20 | 0.00 | 11 | 4 | 8.2 | 2.35 | 127 | 7.91 | . | . |
| 25 | 0.00 | 12 | 1 | 7.2 | 1.97 | 243 | 8.18 | . | . |
| 26 | 0.00 | 9 | 2 | 5.5 | 1.99 | 344 | 6.12 | . | . |
| 27 | 0.00 | 16 | 4 | 10.0 | 2.89 | 241 | 9.78 | . | . |
| 28 | 0.00 | 21 | 6 | 14.9 | 3.04 | 273 | 11.88 | . | . |
| 29 | 0.00 | 17 | 5 | 9.0 | 3.74 | 10 | 7.86 | . | . |
| 30 | 0.00 | 8 | -1 | 3.5 | 2.44 | 6 | 5.91 | . | . |
| 31 | 0.00 | 2 | -2 | 0.4 | 3.82 | 45 | 4.61 | . | . |
| Mon. Tot. Precip. 42.2 mm | Mean wind vel. 3.221 m/s |
| Mon. Mean Temp. 5.6 deg. C | Wind dir 297 deg |
| Mean Max. Temp. 10.6 deg. C | Mean Min. Temp. 0.8 deg. C |
| Extreme Max. Temp 21.0 deg. C | Mean vapor press 7.12 mb |
| Extreme Min. Temp -8.0 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 |