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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site PHCK, Month FEB, 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 |
|---|---|---|---|---|---|---|---|---|---|
| 3 | 1.52 | 10 | 7 | 8.4 | 3.56 | 59 | 9.14 | 2368 | 4354 |
| 4 | 0.00 | 8 | 6 | 7.3 | 8.08 | 60 | 9.72 | 903 | 1938 |
| 5 | 0.00 | 8 | 4 | 6.2 | 6.19 | 39 | 8.85 | 1853 | 3805 |
| 6 | 0.00 | 4 | 2 | 2.8 | 2.07 | 358 | 7.01 | 2590 | 5141 |
| 7 | 0.00 | 7 | 2 | 5.0 | 4.00 | 50 | 7.74 | 5434 | 10338 |
| 8 | 0.00 | 7 | 3 | 4.8 | 3.82 | 44 | 6.83 | 6519 | 11906 |
| 9 | 0.00 | 7 | -1 | 4.0 | 1.81 | 41 | 6.55 | 10997 | 20426 |
| 10 | 0.00 | 10 | -3 | 3.2 | 0.34 | 87 | 6.72 | 13696 | 25955 |
| 11 | 0.00 | 12 | 1 | 8.1 | 0.63 | 130 | 10.54 | 4595 | 8871 |
| 12 | 0.00 | 17 | 9 | 12.9 | 3.63 | 196 | 11.07 | 13436 | 25466 |
| 13 | 0.00 | 9 | 2 | 5.6 | 1.59 | 290 | 6.04 | 9874 | 18833 |
| 14 | 0.25 | 5 | -3 | 2.5 | 1.83 | 329 | 5.19 | 7512 | 13548 |
| 15 | 0.00 | 5 | -4 | 0.4 | 0.86 | 57 | 3.91 | 14570 | 27644 |
| 16 | 0.00 | 10 | -1 | 6.0 | 1.66 | 77 | 8.08 | 5398 | 10523 |
| 17 | 11.94 | 12 | 9 | 9.8 | 1.83 | 93 | 11.72 | 863 | 1844 |
| 18 | 0.00 | 18 | 6 | 12.5 | 1.34 | 169 | 12.53 | 12056 | 23575 |
| 19 | 0.00 | 18 | 8 | 13.1 | 2.02 | 207 | 10.27 | 14477 | 27675 |
| 20 | 1.27 | 11 | 4 | 7.4 | 1.11 | 30 | 9.07 | 4399 | 8263 |
| 21 | 0.25 | 13 | 2 | 7.8 | 1.96 | 267 | 7.76 | 14731 | 27867 |
| 22 | 0.00 | 12 | 0 | 6.9 | 1.30 | 284 | 6.88 | 14257 | 26701 |
| 23 | 32.77 | 11 | 7 | 8.4 | 2.97 | 70 | 10.38 | 767 | 1664 |
| 24 | 0.76 | 8 | 4 | 6.5 | 6.46 | 248 | 8.00 | 2906 | 5511 |
| 25 | 0.00 | 14 | 7 | 9.7 | 6.27 | 233 | 6.77 | 16387 | 29995 |
| 26 | 0.00 | 14 | 3 | 8.3 | 2.77 | 261 | 6.98 | 16125 | 30087 |
| 27 | 0.00 | 13 | 1 | 7.1 | 0.30 | 129 | 8.76 | 8326 | 15877 |
| 28 | 0.00 | 13 | 8 | 10.4 | 0.51 | 82 | 11.83 | 5389 | 10089 |
| Mon. Tot. Precip. 48.8 mm | Mean wind vel. 2.650 m/s |
| Mon. Mean Temp. 7.1 deg. C | Wind dir 43 deg |
| Mean Max. Temp. 10.6 deg. C | Mean Min. Temp. 3.2 deg. C |
| Extreme Max. Temp 18.4 deg. C | Mean vapor press 8.40 mb |
| Extreme Min. Temp -4.2 deg. C | Total Solar Rad 210429 KJ/sq. m |
| Total photosyn. 397896 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 |