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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site PHCK, Month APR, Year 2000 |
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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 mMoles/m2 |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 0.00 | 19 | 1 | 10.3 | 1.33 | 265 | 8.24 | 23340 | 36175 |
| 2 | 0.00 | 20 | 9 | 14.5 | 2.40 | 265 | 13.47 | 8709 | 14758 |
| 3 | 3.56 | 25 | 17 | 18.4 | 2.92 | 257 | 18.39 | 10301 | 17028 |
| 4 | 0.00 | 23 | 11 | 17.8 | 3.87 | 257 | 16.60 | 6441 | 11160 |
| 5 | 0.00 | 14 | 5 | 9.1 | 3.70 | 262 | 5.91 | 24688 | 37319 |
| 6 | 0.00 | 25 | 8 | 16.8 | 4.83 | 268 | 9.67 | 23383 | 36290 |
| 7 | 0.00 | 20 | 9 | 16.7 | 1.43 | 271 | 12.85 | 24170 | 38995 |
| 8 | 5.33 | 22 | 8 | 16.8 | 3.76 | 271 | 13.26 | 23444 | 39717 |
| 9 | 8.13 | 14 | 3 | 8.8 | 5.94 | 250 | 6.04 | 24042 | 39162 |
| 10 | 0.00 | 16 | 5 | 11.7 | 1.60 | 246 | 8.84 | 24531 | 40351 |
| 11 | 0.00 | 24 | 10 | 16.9 | 2.13 | 245 | 13.22 | 20842 | 35300 |
| 12 | 0.00 | 19 | 9 | 15.5 | 3.43 | 245 | 12.25 | 12866 | 22279 |
| 13 | 0.00 | 11 | 7 | 8.3 | 2.57 | 245 | 6.60 | 14285 | 25478 |
| 14 | 2.03 | 14 | 7 | 10.9 | 2.89 | 245 | 11.49 | 10703 | 19333 |
| 15 | 36.83 | 18 | 13 | 14.9 | 0.96 | 245 | 17.06 | 3529 | 7539 |
| 16 | 0.25 | 23 | 15 | 17.6 | 1.87 | 244 | 18.56 | 16520 | 26898 |
| 17 | 6.35 | 15 | 12 | 13.4 | 2.16 | 244 | 15.42 | 7788 | 13572 |
| 18 | 11.43 | 14 | 9 | 11.8 | 4.02 | 244 | 13.73 | 2561 | 5197 |
| 19 | 1.02 | 11 | 7 | 9.4 | 3.13 | 244 | 11.06 | 4370 | 7841 |
| 20 | 0.00 | 13 | 5 | 9.7 | 0.90 | 245 | 11.40 | 21594 | 34328 |
| 21 | 16.01 | 19 | 11 | 15.2 | 1.70 | 244 | 16.41 | 12079 | 19769 |
| 22 | 0.25 | 15 | 11 | 12.8 | 2.99 | 245 | 12.93 | 12366 | 19937 |
| 23 | 0.00 | 16 | 9 | 12.8 | 3.35 | 245 | 10.97 | 12897 | 19940 |
| 24 | 0.00 | 17 | 7 | 12.8 | 1.62 | 245 | 11.03 | 20826 | 32509 |
| 25 | 29.72 | 13 | 7 | 9.9 | 4.18 | 247 | 11.55 | 1963 | 3997 |
| 26 | 0.00 | 12 | 7 | 8.5 | 1.67 | 249 | 9.22 | 13279 | 20595 |
| 27 | 1.02 | 12 | 7 | 9.5 | 0.70 | 250 | 10.58 | 9096 | 14548 |
| 28 | 0.00 | 15 | 6 | 11.4 | 1.50 | 250 | 12.35 | 14733 | 23706 |
| 29 | 0.00 | 17 | 9 | 12.6 | 1.74 | 250 | 11.23 | 17796 | 26604 |
| 30 | 0.00 | 21 | 9 | 15.4 | 2.93 | 250 | 10.31 | 27253 | 40615 |
| Mon. Tot. Precip. 121.9 mm | Mean wind vel. 2.607 m/s |
| Mon. Mean Temp. 13.0 deg. C | Wind dir 252 deg |
| Mean Max. Temp. 17.2 deg. C | Mean Min. Temp. 8.5 deg. C |
| Extreme Max. Temp 25.4 deg. C | Mean vapor press 12.02 mb |
| Extreme Min. Temp 0.9 deg. C | Total Solar Rad 450396 KJ/sq. m |
| Total photosyn. 730941 mMoles/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 (milli-moles per m squared) |
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| Hourly Photosynthetically Active Radiation (milliMoles 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 |