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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site HOGI, Month JAN, Year 1997 |
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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 | 7 | 2 | 3.7 | 2.17 | 193 | 6.31 | 2772 | 4891 |
| 2 | 0.00 | 12 | 6 | 7.8 | 0.73 | 301 | 9.58 | 6950 | 10648 |
| 3 | 0.00 | 20 | 8 | 12.6 | 0.82 | 301 | 12.62 | 9091 | 13602 |
| 4 | 0.00 | 18 | 10 | 12.4 | 1.03 | 283 | 13.15 | 8228 | 13076 |
| 5 | 0.00 | 16 | 10 | 12.0 | 1.44 | 289 | 13.33 | 4656 | 8414 |
| 6 | 0.00 | 15 | 8 | 11.8 | 0.72 | 304 | 9.08 | 11658 | 16476 |
| 7 | 0.00 | 9 | 3 | 5.8 | 1.33 | 316 | 5.53 | 8915 | 13243 |
| 8 | 0.00 | 4 | -1 | 1.5 | 2.27 | 300 | 3.63 | 11798 | 17085 |
| 9 | 0.00 | 8 | -1 | 3.6 | 1.82 | 251 | 7.02 | 795 | 2405 |
| 10 | 0.00 | 8 | 4 | 5.8 | 1.48 | 293 | 6.58 | 11576 | 16656 |
| 11 | 0.00 | 7 | -1 | 1.3 | 2.12 | 290 | 4.39 | 12064 | 17367 |
| 12 | 0.00 | 2 | -5 | -1.2 | 1.02 | 304 | 3.59 | 11875 | 17414 |
| 13 | 0.00 | -0 | -5 | -2.5 | 2.32 | 297 | 3.20 | 12068 | 18168 |
| 14 | 0.00 | 2 | -4 | -1.5 | 1.77 | 299 | 3.78 | 12140 | 17923 |
| 15 | 0.00 | 7 | -4 | 1.5 | 1.06 | 282 | 4.78 | 12150 | 17703 |
| 16 | 0.00 | 13 | 0 | 8.2 | 2.07 | 281 | 9.20 | 8240 | 12523 |
| 17 | 0.00 | 0 | -7 | -4.5 | 2.41 | 277 | 1.98 | 12749 | 18910 |
| 18 | 0.00 | -4 | -8 | -5.6 | 2.83 | 258 | 1.60 | 12311 | 18225 |
| 19 | 0.00 | -4 | -9 | -6.9 | 1.80 | 269 | 1.96 | 11976 | 18150 |
| 20 | 0.00 | 4 | -5 | 0.0 | 0.97 | 283 | 4.21 | 9460 | 14439 |
| 21 | 0.00 | 6 | -1 | 1.7 | 1.18 | 293 | 4.86 | 13103 | 19144 |
| 22 | 0.00 | 11 | 1 | 6.7 | 1.92 | 261 | 8.97 | 9829 | 15475 |
| 23 | 0.00 | 17 | 5 | 10.6 | 0.91 | 299 | 10.85 | 10353 | 15946 |
| 24 | 0.00 | 12 | 2 | 6.9 | 2.23 | 225 | 9.15 | 7377 | 12263 |
| 25 | 0.00 | 14 | 6 | 10.2 | 1.74 | 289 | 10.92 | 6208 | 11231 |
| 26 | 0.00 | 6 | 0 | 2.3 | 1.98 | 303 | 4.11 | 12473 | 18667 |
| 27 | 0.00 | 8 | 1 | 4.6 | 1.86 | 235 | 6.22 | 6078 | 10214 |
| 28 | 14.48 | 11 | 2 | 7.1 | 2.13 | 296 | 8.83 | 1764 | 3542 |
| 29 | 0.00 | 4 | -1 | 1.4 | 1.32 | 297 | 4.16 | 14025 | 20194 |
| 30 | 0.00 | 6 | 0 | 3.1 | 1.98 | 134 | 6.44 | 4002 | 7030 |
| 31 | 0.00 | 7 | 3 | 4.9 | 1.12 | 311 | 8.02 | 6333 | 10542 |
| Mon. Tot. Precip. 14.5 mm | Mean wind vel. 1.631 m/s |
| Mon. Mean Temp. 4.0 deg. C | Wind dir 281 deg |
| Mean Max. Temp. 7.9 deg. C | Mean Min. Temp. 0.6 deg. C |
| Extreme Max. Temp 19.6 deg. C | Mean vapor press 6.71 mb |
| Extreme Min. Temp -9.2 deg. C | Total Solar Rad 283018 KJ/sq. m |
| Total photosyn. 431565 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 |