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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site PHCK, Month APR, 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 | 0.00 | 18 | 4 | 11.4 | 0.00 | 0 | 7.84 | 15911 | 22209 |
| 2 | 0.00 | 26 | 14 | 19.3 | 0.00 | 0 | 12.40 | 23566 | 33605 |
| 3 | 0.00 | 27 | 10 | 16.7 | 0.00 | 0 | 13.32 | 15542 | 34088 |
| 4 | 0.00 | 19 | 9 | 13.2 | 0.00 | 0 | 13.51 | 19119 | 27903 |
| 5 | 0.00 | 23 | 12 | 16.2 | 0.00 | 1 | 17.22 | 15929 | 23532 |
| 6 | 0.00 | 16 | 7 | 10.1 | 0.00 | 0 | 9.35 | 23182 | 33312 |
| 7 | 47.50 | 32 | 7 | 20.1 | 0.00 | 44 | 27.15 | 1534 | 2832 |
| 8 | 1.02 | 31 | 16 | 23.0 | 0.01 | 51 | 28.71 | 4965 | 7843 |
| 9 | 33.53 | 34 | 23 | 29.2 | 0.54 | 50 | 41.13 | 3289 | 5729 |
| 10 | 16.00 | 39 | 23 | 29.9 | 4.03 | 58 | 42.65 | 4153 | 7493 |
| 11 | 13.97 | 46 | 36 | 40.3 | 1.45 | 12 | 76.61 | 4911 | 10524 |
| 12 | 5.33 | 48 | 8 | 23.9 | 1.33 | 315 | 35.34 | 21498 | 31259 |
| 13 | 0.00 | 18 | 7 | 11.7 | 0.00 | 0 | 9.63 | 25878 | 37207 |
| 14 | 0.00 | 16 | 3 | 10.4 | 0.00 | 0 | 9.82 | 25060 | 37125 |
| 15 | 0.00 | 24 | 8 | 16.1 | 0.00 | 0 | 15.48 | 24350 | 35704 |
| 16 | 0.00 | 28 | 16 | 20.3 | 0.00 | 0 | 17.04 | 24505 | 34868 |
| 17 | 0.00 | 25 | 8 | 13.0 | 0.00 | 0 | 14.01 | 8417 | 13010 |
| 18 | 3.30 | 46 | 14 | 25.2 | 0.03 | 57 | 35.41 | 11270 | 17776 |
| 19 | 0.00 | 34 | 8 | 21.3 | 0.00 | 56 | 27.50 | 19634 | 31513 |
| 20 | 0.00 | 19 | 9 | 11.6 | 0.00 | 0 | 12.56 | 23040 | 36149 |
| 21 | 0.00 | 15 | 11 | 12.3 | 0.00 | 0 | 14.21 | 14418 | 23361 |
| 22 | 1.02 | 28 | 13 | 17.6 | 0.00 | 339 | 18.18 | 17373 | 28050 |
| 23 | 0.00 | 17 | 10 | 12.8 | 0.00 | 342 | 9.05 | 23107 | 33870 |
| 24 | 0.00 | 19 | 8 | 12.9 | 0.00 | 0 | 6.70 | 6134 | 38208 |
| 25 | 6.35 | 20 | 9 | 13.6 | 0.00 | 0 | 14.46 | 3072 | 14603 |
| 26 | 5.08 | 26 | 13 | 19.3 | 0.00 | 293 | 22.37 | 16580 | 18040 |
| 27 | 0.25 | 38 | 11 | 21.1 | 0.00 | 353 | 22.74 | 25754 | 38031 |
| 28 | 0.00 | 24 | 8 | 16.5 | 0.00 | 281 | 15.52 | 27354 | 40631 |
| 29 | 0.00 | 28 | 14 | 20.4 | 0.00 | 0 | 17.79 | 24074 | 35533 |
| 30 | 0.00 | 23 | 13 | 16.3 | 0.00 | 320 | 16.35 | 25374 | 37770 |
| Mon. Tot. Precip. 133.4 mm | Mean wind vel. 0.246 m/s |
| Mon. Mean Temp. 18.2 deg. C | Wind dir 35 deg |
| Mean Max. Temp. 26.9 deg. C | Mean Min. Temp. 11.6 deg. C |
| Extreme Max. Temp 47.8 deg. C | Mean vapor press 20.80 mb |
| Extreme Min. Temp 2.7 deg. C | Total Solar Rad 498995 KJ/sq. m |
| Total photosyn. 791776 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 |