Données de Mai 1987
| Jour | Gne | Gnw | Gse | Gsw | Gtot | Wnord | W sud | Wtotal | W K | Sidc | Nb Obs | Observateurs |
| 1 | 0.00 | 1.33 | 0.67 | 1.00 | 3.00 | 18 | 18 | 36 | 45 | 39 | 5 | BERNARD Claude 79100 |
| 2 | 0.50 | 0.00 | 1.00 | 2.00 | 3.50 | 4 | 31 | 35 | 40 | 40 | 5 | BONNEVILLE Didier 94400 |
| 3 | 0.25 | 0.00 | 1.00 | 0.50 | 1.75 | 3 | 17 | 20 | 24 | 27 | 7 | CAZENEUVE Jacques 69800 |
| 4 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 11 | 18 | 23 | 1 | COURDURIE Claude 59700 |
| 5 | 0.00 | 0.00 | 2.33 | 0.00 | 2.33 | 0 | 26 | 26 | 34 | 24 | 3 | GOUYAUD François 38550 |
| 6 | 0.00 | 0.00 | 1.67 | 0.33 | 2.00 | 0 | 25 | 25 | 31 | 27 | 5 | GUILLERY Philippe 54160 |
| 7 | 0.00 | 0.00 | 1.50 | 0.67 | 2.17 | 0 | 30 | 30 | 39 | 34 | 10 | KD |
| 8 | 0.00 | 0.00 | 1.00 | 0.17 | 1.17 | 0 | 18 | 18 | 23 | 25 | 10 | LA |
| 9 | 0.00 | 0.00 | 1.14 | 0.00 | 1.14 | 0 | 18 | 18 | 23 | 23 | 10 | PHILIPPE André 68310 |
| 10 | 0.00 | 0.00 | 1.25 | 0.00 | 1.25 | 0 | 19 | 19 | 24 | 25 | 6 | RASSON André |
| 11 | 0.00 | 0.00 | 1.33 | 0.00 | 1.33 | 0 | 21 | 21 | 25 | 26 | 6 | VB 05380 |
| 12 | 23 | 0 | ||||||||||
| 13 | 0.00 | 0.40 | 0.00 | 1.00 | 1.40 | 5 | 14 | 19 | 23 | 22 | 9 | |
| 14 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0 | 11 | 11 | 14 | 13 | 3 | |
| 15 | 1.00 | 0.00 | 1.00 | 1.00 | 3.00 | 10 | 23 | 33 | 44 | 39 | 4 | |
| 16 | 1.00 | 0.00 | 1.00 | 1.17 | 3.17 | 18 | 25 | 43 | 55 | 50 | 9 | |
| 17 | 1.00 | 0.00 | 1.00 | 2.00 | 4.00 | 20 | 38 | 58 | 72 | 68 | 6 | |
| 18 | 54 | 0 | ||||||||||
| 19 | 1.00 | 0.00 | 1.00 | 1.00 | 3.00 | 26 | 18 | 44 | 55 | 65 | 3 | |
| 20 | 1.00 | 0.00 | 0.67 | 0.00 | 1.67 | 22 | 8 | 30 | 41 | 46 | 5 | |
| 21 | 1.00 | 0.00 | 0.00 | 0.00 | 1.00 | 19 | 0 | 19 | 24 | 41 | 4 | |
| 22 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 28 | 0 | 28 | 33 | 38 | 5 | |
| 23 | 0.25 | 1.00 | 0.00 | 0.00 | 1.25 | 27 | 0 | 27 | 34 | 40 | 7 | |
| 24 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 25 | 0 | 25 | 31 | 38 | 6 | |
| 25 | 0.40 | 1.00 | 0.00 | 0.00 | 1.40 | 34 | 0 | 34 | 41 | 37 | 9 | |
| 26 | 1.00 | 1.00 | 0.00 | 0.00 | 2.00 | 32 | 0 | 32 | 38 | 37 | 6 | |
| 27 | 0.75 | 1.25 | 0.00 | 0.00 | 2.00 | 30 | 0 | 30 | 37 | 35 | 6 | |
| 28 | 1.00 | 0.00 | 0.00 | 0.00 | 1.00 | 18 | 0 | 18 | 22 | 21 | 3 | |
| 29 | 0.50 | 0.50 | 0.00 | 0.00 | 1.00 | 14 | 0 | 14 | 18 | 17 | 5 | |
| 30 | 0.00 | 1.20 | 0.00 | 0.00 | 1.20 | 15 | 0 | 15 | 19 | 15 | 7 | |
| 31 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 12 | 0 | 12 | 15 | 12 | 8 | |
| 13.0 | 12.5 | 25.9 | 32.5 | 33.0 | 173 |
Chiffres S.I.D.C. définitifs
Nombre de jours observation : 29
Nombre observateurs : 11
Autres informations :
Moyenne Annuelle Mobile du 01-06-1986 au 31-05-1987 : W Sidc = 15.8 W Sidc = 30.5
W Gfoes sans K = 13.2
W Gfoes avec K = 16.4
N.Observations = 2244
J.Observes = 356
W Gfoes sans K = 26.5
W Gfoes avec K = 32.9
N.Observations = 162
J.Observes = 26