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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site OYSM, Month SEP, Year 1999 |
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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 | 1.02 | 22 | 18 | 20.5 | 4.57 | 14 | 22.24 | . | . |
| 2 | 6.10 | 24 | 21 | 22.2 | 4.68 | 31 | 25.94 | . | . |
| 8 | 1.02 | 29 | 22 | 24.9 | 2.33 | 202 | 30.07 | . | . |
| 9 | 40.89 | 29 | 20 | 24.1 | 1.94 | 204 | 28.94 | . | . |
| 10 | 42.42 | 27 | 19 | 22.3 | 2.11 | 11 | 25.33 | . | . |
| 11 | 0.00 | 25 | 15 | 20.7 | 2.20 | 340 | 18.19 | . | . |
| 12 | 0.00 | 27 | 14 | 20.0 | 1.72 | 50 | 17.73 | . | . |
| 13 | 0.00 | 26 | 15 | 22.1 | 2.65 | 95 | 23.57 | . | . |
| 14 | 4.83 | 25 | 22 | 22.9 | 2.56 | 86 | 26.54 | . | . |
| 15 | 111.51 | 24 | 21 | 22.6 | 3.43 | 61 | 27.55 | . | . |
| 16 | 48.26 | 25 | 17 | 21.9 | 8.71 | 9 | 24.70 | . | . |
| 17 | 0.00 | 22 | 12 | 18.0 | 3.79 | 324 | 15.07 | . | . |
| 18 | 0.00 | 24 | 12 | 17.3 | 1.55 | 13 | 15.19 | . | . |
| 19 | 0.00 | 24 | 12 | 18.3 | 1.59 | 157 | 17.23 | . | . |
| 20 | 0.00 | 25 | 14 | 20.4 | 1.77 | 148 | 21.12 | . | . |
| 21 | 0.00 | 24 | 16 | 20.3 | 1.61 | 296 | 22.18 | . | . |
| 22 | 0.00 | 18 | 14 | 15.4 | 4.98 | 0 | 13.98 | . | . |
| 23 | 0.00 | 22 | 12 | 17.0 | 2.19 | 302 | 12.74 | . | . |
| 24 | 0.00 | 24 | 15 | 18.9 | 2.12 | 222 | 15.77 | . | . |
| 25 | 0.00 | 27 | 16 | 21.2 | 1.85 | 241 | 19.97 | . | . |
| 26 | 0.00 | 26 | 16 | 21.2 | 1.51 | 123 | 24.17 | . | . |
| 27 | 0.00 | 26 | 21 | 23.1 | 2.57 | 132 | 26.95 | . | . |
| 28 | 0.51 | 25 | 20 | 22.5 | 2.21 | 145 | 26.06 | . | . |
| 29 | 0.00 | 26 | 21 | 23.1 | 3.12 | 162 | 25.04 | . | . |
| 30 | 11.18 | 23 | 15 | 18.9 | 4.67 | 324 | 16.12 | . | . |
| Mon. Tot. Precip. 267.7 mm | Mean wind vel. 2.897 m/s |
| Mon. Mean Temp. 20.8 deg. C | Wind dir 27 deg |
| Mean Max. Temp. 24.8 deg. C | Mean Min. Temp. 16.8 deg. C |
| Extreme Max. Temp 29.1 deg. C | Mean vapor press 21.70 mb |
| Extreme Min. Temp 12.1 deg. C | Total Solar Rad . KJ/sq. m |
| Total photosyn. . 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 |