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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site BRNV, Month FEB, Year 1991 |
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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 | 8 | -6 | 1.5 | 0.93 | 316 | 1.54 | 14064 | 21925 |
| 2 | 0.00 | 14 | 1 | 6.7 | 1.68 | 206 | 2.33 | 14083 | 21603 |
| 3 | 0.00 | 18 | 1 | 8.9 | 0.90 | 224 | 2.51 | 14299 | 21984 |
| 4 | 0.00 | 19 | -0 | 7.5 | 0.41 | 137 | 2.29 | 14652 | 22434 |
| 5 | 0.00 | 19 | -1 | 7.7 | 0.53 | 172 | 2.51 | 12732 | 20177 |
| 6 | 0.00 | 15 | 7 | 10.7 | 0.50 | 56 | 2.82 | 2976 | 4918 |
| 7 | 9.30 | 16 | 9 | 11.9 | 0.81 | 209 | 5.41 | 1360 | 2510 |
| 8 | 0.30 | 13 | -0 | 8.7 | 1.71 | 346 | 3.93 | 3227 | 5715 |
| 9 | 0.00 | 11 | -2 | 3.8 | 1.09 | 340 | 2.13 | 14423 | 22692 |
| 10 | 0.00 | 8 | -2 | 3.4 | 1.12 | 330 | 2.02 | 9643 | 15517 |
| 11 | 0.00 | 7 | -2 | 2.8 | 1.36 | 339 | 1.89 | 9666 | 15026 |
| 12 | 0.00 | 2 | -6 | -1.3 | 2.35 | 335 | 1.28 | 15608 | 24632 |
| 13 | 0.60 | 12 | -2 | 6.8 | 2.08 | 218 | 2.18 | 8535 | 13586 |
| 14 | 3.10 | 18 | 7 | 12.6 | 2.08 | 232 | 3.13 | 13991 | 21716 |
| 15 | 0.00 | 10 | -3 | 3.4 | 2.54 | 295 | 1.64 | 12003 | 18924 |
| 16 | 0.00 | -0 | -6 | -3.6 | 2.93 | 310 | 1.07 | 16436 | 25844 |
| 17 | 0.00 | 9 | -2 | 2.9 | 2.10 | 237 | 1.61 | 9362 | 15423 |
| 18 | 3.00 | 9 | 3 | 5.9 | 0.68 | 152 | 2.26 | 2146 | 3921 |
| 19 | 2.10 | 18 | 8 | 13.2 | 1.60 | 201 | 5.13 | 4697 | 7570 |
| 20 | 0.00 | 20 | 11 | 16.5 | 2.48 | 231 | 5.72 | 4826 | 7834 |
| 21 | 0.00 | 14 | 1 | 7.8 | 0.73 | 178 | 2.57 | 12522 | 19841 |
| 22 | 0.00 | 20 | 4 | 12.8 | 1.93 | 247 | 3.12 | 14264 | 22651 |
| 23 | 0.00 | 10 | 0 | 3.7 | 2.05 | 32 | 1.81 | 6836 | 11072 |
| 24 | 5.30 | 11 | 1 | 6.3 | 1.28 | 47 | 4.64 | 2713 | 4796 |
| 25 | 0.00 | 13 | 4 | 8.7 | 1.29 | 335 | 8.15 | 12487 | 19699 |
| 26 | 4.10 | 6 | -1 | 3.2 | 1.80 | 338 | 3.27 | 4712 | 7630 |
| 27 | 0.00 | 8 | -1 | 3.1 | 1.75 | 303 | 2.19 | 18051 | 28325 |
| 28 | 0.00 | 13 | 1 | 7.9 | 1.50 | 204 | 3.68 | 17049 | 26558 |
| Mon. Tot. Precip. 27.8 mm | Mean wind vel. 1.507 m/s |
| Mon. Mean Temp. 6.5 deg. C | Wind dir 283 deg |
| Mean Max. Temp. 12.1 deg. C | Mean Min. Temp. 0.8 deg. C |
| Extreme Max. Temp 20.5 deg. C | Mean vapor press 2.96 mb |
| Extreme Min. Temp -6.5 deg. C | Total Solar Rad 287362 KJ/sq. m |
| Total photosyn. 454523 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 |