Evapotranspiration Calculations
Tunnack Fire Station - April 2026 daily calculations
| Date |
Evapotrans- piration (mm) 0000- 2400 |
Rain (mm) 0900- 0900 |
Pan Evaporation (mm) 0900- 0900 |
Max Temp |
Min Temp |
Max Rel Hum (%) |
Min Rel Hum (%) |
Average 10m Wind Speed (m/sec) |
Solar Radiation (MJ/sq m) |
| 01/04/2026 | 2.3 | 0.0 | | 20.1 | 11.7 | 88 | 59 | 4.89 | 4.93 |
| 02/04/2026 | 3.2 | 3.4 | | 20.7 | 5.1 | 98 | 41 | 4.67 | 13.84 |
| 03/04/2026 | 2.8 | 0.0 | | 13.8 | 6.6 | 85 | 35 | 4.87 | 13.94 |
| 04/04/2026 | 2.0 | 0.0 | | 15.2 | -1.9 | 97 | 43 | 2.26 | 13.51 |
| 05/04/2026 | 1.7 | 0.0 | | 15.9 | 2.0 | 98 | 57 | 2.78 | 9.57 |
| 06/04/2026 | 2.6 | 0.0 | | 17.8 | 6.2 | 96 | 48 | 4.51 | 13.49 |
| 07/04/2026 | 2.6 | 3.2 | | 19.0 | 9.7 | 97 | 50 | 4.83 | 11.65 |
| 08/04/2026 | 2.4 | 0.0 | | 15.5 | 1.7 | 90 | 39 | 3.25 | 13.37 |
| 09/04/2026 | 2.2 | 0.0 | | 15.5 | 7.7 | 92 | 61 | 8.56 | 7.57 |
| 10/04/2026 | 1.9 | 2.6 | | 11.1 | 5.6 | 88 | 57 | 6.24 | 8.38 |
| 11/04/2026 | 1.5 | 0.6 | | 8.3 | 2.2 | 90 | 64 | 8.46 | 7.01 |
| 12/04/2026 | 2.0 | 1.2 | | 11.5 | 2.6 | 89 | 58 | 7.05 | 12.46 |
| 13/04/2026 | 2.2 | 0.0 | | 15.7 | 6.0 | 91 | 51 | 4.89 | 10.14 |
| 14/04/2026 | 2.7 | 0.0 | | 18.3 | 6.4 | 80 | 53 | 5.81 | 9.30 |
| 15/04/2026 | 2.4 | 0.0 | | 14.3 | 3.2 | 86 | 43 | 5.20 | 9.96 |
| 16/04/2026 | 2.4 | 0.0 | | 15.8 | 4.9 | 89 | 56 | 7.72 | 6.72 |
| 17/04/2026 | 2.4 | 1.8 | | 12.4 | 4.6 | 81 | 54 | 8.48 | 8.82 |
| 18/04/2026 | 1.9 | 0.0 | | 10.9 | 5.5 | 90 | 51 | 5.78 | 9.16 |
| 19/04/2026 | 1.5 | 0.0 | | 14.0 | -3.7 | 97 | 46 | 2.03 | 11.44 |
| 20/04/2026 | 1.5 | 0.0 | | 16.3 | 3.9 | 97 | 55 | 1.89 | 9.52 |
| 21/04/2026 | 1.8 | 0.0 | | 17.5 | 0.1 | 99 | 52 | 2.83 | 11.08 |
| 22/04/2026 | 2.0 | 0.0 | | 16.5 | 7.9 | 90 | 62 | 6.16 | 9.18 |
| 23/04/2026 | 2.4 | 0.4 | | 19.7 | 8.0 | 97 | 51 | 4.79 | 11.24 |
| 24/04/2026 | 3.1 | 0.0 | | 20.4 | 9.9 | 95 | 39 | 5.99 | 10.04 |
| 25/04/2026 | 3.2 | 0.0 | | 22.4 | 9.3 | 96 | 31 | 4.50 | 9.81 |
| 26/04/2026 | 2.7 | 0.0 | | 20.6 | 9.5 | 91 | 53 | 5.92 | 9.92 |
| Totals: | 59.4 | 13.2 | | | | | | | |
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