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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site PHCK, Month JAN, Year 2003 |
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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 | 10.67 | 35 | 10 | 19.2 | 0.01 | 245 | 26.09 | 2317 | 3512 |
| 2 | 0.00 | 44 | 16 | 22.6 | 0.00 | 325 | 27.42 | 2271 | 3478 |
| 3 | 0.51 | 47 | 24 | 35.3 | 0.00 | 32 | 60.54 | 2733 | 4246 |
| 4 | 0.00 | 24 | -2 | 6.4 | 0.01 | 328 | 8.30 | 6005 | 8399 |
| 5 | 0.00 | 7 | -3 | 1.7 | 0.00 | 348 | 6.43 | 3733 | 5294 |
| 6 | 1.27 | 9 | 0 | 3.9 | 0.04 | 335 | 7.77 | 4300 | 6250 |
| 7 | 0.00 | 9 | -1 | 1.8 | 0.11 | 333 | 5.22 | 10403 | 14694 |
| 8 | 0.25 | 13 | 3 | 8.0 | 0.00 | 0 | 6.50 | 8636 | 12241 |
| 9 | 0.00 | 18 | 9 | 13.0 | 0.00 | 0 | 8.36 | 10359 | 15116 |
| 10 | 0.00 | 14 | -1 | 7.2 | 0.00 | 0 | 6.66 | 10331 | 14523 |
| 11 | 0.00 | 4 | -5 | 0.6 | 0.00 | 0 | 4.01 | 11094 | 15852 |
| 12 | 0.00 | 1 | -6 | -1.9 | 0.00 | 0 | 3.34 | 11169 | 16026 |
| 13 | 0.00 | 8 | -7 | 0.1 | 0.00 | 0 | 4.11 | 10239 | 14131 |
| 14 | 0.00 | 4 | -3 | -0.3 | 0.00 | 0 | 3.71 | 8483 | 11905 |
| 15 | 1.27 | 1 | -7 | -2.2 | 0.00 | 340 | 4.04 | 11293 | 15624 |
| 16 | 0.00 | 1 | -8 | -2.5 | 0.00 | 0 | 3.49 | 6290 | 9257 |
| 17 | 0.00 | 0 | -3 | -1.2 | 0.00 | 328 | 4.69 | 1940 | 6862 |
| 18 | 0.00 | -3 | -12 | -7.2 | 0.00 | 0 | 2.56 | 12088 | 17535 |
| 19 | 0.00 | 1 | -11 | -3.6 | 0.00 | 0 | 3.22 | 11769 | 16372 |
| 20 | 0.25 | 10 | -1 | 3.2 | 0.00 | 0 | 4.59 | 9651 | 14049 |
| 21 | 0.00 | -1 | -4 | -3.0 | 0.00 | 0 | 3.32 | 1691 | 2427 |
| 22 | 0.00 | -1 | -6 | -3.6 | 0.00 | 0 | 2.74 | 11097 | 16065 |
| 23 | 0.00 | -4 | -8 | -6.8 | 0.00 | 0 | 2.08 | 6560 | 8116 |
| 24 | 0.00 | 0 | -9 | -4.9 | 0.00 | 341 | 2.78 | 12965 | 18038 |
| 25 | 0.00 | 2 | -8 | -3.5 | 0.00 | 0 | 3.75 | 12301 | 18104 |
| 26 | 0.00 | 5 | -5 | 0.2 | 0.00 | 0 | 4.93 | 6330 | 9138 |
| 27 | 0.00 | 1 | -9 | -4.6 | 0.00 | 0 | 2.83 | 11762 | 15295 |
| 28 | 0.00 | 2 | -11 | -3.9 | 0.00 | 0 | 3.30 | 8581 | 12424 |
| 29 | 15.24 | 7 | -0 | 3.6 | 0.00 | 335 | 6.90 | 2036 | 3230 |
| 30 | 14.73 | 30 | 2 | 12.8 | 0.00 | 53 | 17.59 | 1094 | 2011 |
| 31 | 2.29 | 48 | 28 | 36.2 | 0.00 | 39 | 63.07 | 1525 | 2566 |
| Mon. Tot. Precip. 46.5 mm | Mean wind vel. 0.005 m/s |
| Mon. Mean Temp. 4.1 deg. C | Wind dir 331 deg |
| Mean Max. Temp. 10.9 deg. C | Mean Min. Temp. -1.1 deg. C |
| Extreme Max. Temp 47.9 deg. C | Mean vapor press 10.14 mb |
| Extreme Min. Temp -11.5 deg. C | Total Solar Rad 231046 KJ/sq. m |
| Total photosyn. 332779 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 |