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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site PHCK, Month JAN, 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 | 17 | -0 | 8.0 | 0.35 | 77 | 9.42 | 9046 | 14736 |
| 2 | 0.00 | 19 | 4 | 10.6 | 0.27 | 43 | 11.11 | 6277 | 10278 |
| 3 | 0.00 | 21 | 12 | 15.0 | 1.05 | 290 | 14.62 | 7942 | 13071 |
| 4 | 13.46 | 21 | 9 | 14.8 | 1.37 | 36 | 15.85 | 6205 | 10267 |
| 5 | 4.32 | 9 | -2 | 5.3 | 2.64 | 358 | 6.46 | 9974 | 15849 |
| 6 | 0.00 | 10 | -1 | 4.7 | 0.09 | 44 | 7.24 | 7797 | 13076 |
| 7 | 1.52 | 13 | -1 | 6.6 | 0.63 | 324 | 8.25 | 6971 | 10865 |
| 8 | 0.25 | 8 | -4 | 2.8 | 0.03 | 303 | 5.85 | 8886 | 14524 |
| 9 | 4.57 | 12 | 3 | 7.1 | 0.05 | 5 | 9.05 | 4385 | 7387 |
| 10 | 11.94 | 17 | 8 | 12.0 | 1.52 | 346 | 13.15 | 2556 | 4454 |
| 11 | 0.00 | 18 | 6 | 12.1 | 2.78 | 261 | 7.53 | 9932 | 15990 |
| 12 | 0.00 | 12 | -2 | 4.9 | 0.35 | 233 | 6.33 | 10344 | 16870 |
| 13 | 0.25 | 19 | 3 | 9.9 | 3.79 | 250 | 9.10 | 5367 | 8205 |
| 14 | 0.00 | 3 | -3 | -0.8 | 3.88 | 350 | 2.93 | 10807 | 17155 |
| 15 | 0.00 | 2 | -6 | -1.2 | 0.34 | 95 | 3.56 | 10743 | 17753 |
| 16 | 0.00 | 13 | 2 | 7.2 | 2.80 | 253 | 5.77 | 5201 | 8457 |
| 17 | 0.00 | 5 | -5 | -2.1 | 3.99 | 326 | 2.26 | 11310 | 18353 |
| 18 | 0.00 | -5 | -7 | -6.0 | 0.92 | 336 | 2.52 | 2800 | 4450 |
| 19 | 1.02 | 4 | -7 | -1.8 | 0.89 | 17 | 4.19 | 9138 | 14656 |
| 20 | 8.64 | 3 | -1 | 1.3 | 2.94 | 151 | 5.65 | 2846 | 5144 |
| 21 | 0.00 | -0 | -6 | -3.5 | 4.69 | 307 | 2.31 | 10882 | 17147 |
| 22 | 0.00 | -2 | -7 | -4.7 | 1.44 | 307 | 2.37 | 9840 | 16153 |
| 23 | 2.79 | 1 | -3 | -0.6 | 0.13 | 346 | 5.54 | 2017 | 3740 |
| 24 | 2.79 | 3 | -1 | 0.6 | 2.26 | 314 | 6.08 | 2277 | 4241 |
| 25 | 13.21 | 3 | -3 | -0.5 | 5.29 | 306 | 5.68 | 938 | 2010 |
| 26 | 2.54 | -0 | -4 | -1.9 | 2.95 | 45 | 3.63 | 11611 | 18774 |
| 27 | 0.00 | -2 | -5 | -3.8 | 3.92 | 349 | 2.64 | 12852 | 20493 |
| 28 | 0.00 | -0 | -7 | -4.3 | 3.03 | 355 | 2.47 | 12815 | 20648 |
| 29 | 0.25 | 0 | -7 | -3.3 | 0.91 | 351 | 3.15 | 12779 | 20970 |
| 30 | 31.50 | 7 | -7 | 0.0 | 0.62 | 353 | 6.17 | 2549 | 4438 |
| 31 | 0.00 | 4 | -2 | 1.0 | 2.37 | 6 | 5.62 | 10780 | 16684 |
| Mon. Tot. Precip. 99.1 mm | Mean wind vel. 1.880 m/s |
| Mon. Mean Temp. 2.9 deg. C | Wind dir 334 deg |
| Mean Max. Temp. 7.6 deg. C | Mean Min. Temp. -1.4 deg. C |
| Extreme Max. Temp 21.2 deg. C | Mean vapor press 6.34 mb |
| Extreme Min. Temp -7.4 deg. C | Total Solar Rad 237866 KJ/sq. m |
| Total photosyn. 386838 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 |