phénomènes météorologiques
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Mig-41 | Objet | 19 | 7.3 |
| Migjorn | Concept | 22 | 1.1 |
| Mistral | Concept | 55 | 261.1 |
| Moazagotl | Concept | 4 | 0.2 |
| Mode D'adressage | Concept | 21 | 23.6 |
| Modèle D'effet de Serre Simplifié | Concept | 5 | 0.1 |
| Monkir et Nekir | Concept | 30 | 11.2 |
| Morning Glory | Concept | 19 | 0.7 |
| Moscou-paris | Concept | 1 | 0.4 |
| Mousson | Concept | 102 | 144.8 |
| Mur de Nuages | Concept | 12 | 4.7 |
| Mécanisme | Concept | 53 | 22.5 |
| Mémorandum D'entente | Concept | 30 | 45.9 |
| Mésocyclone | Concept | 24 | 4.2 |
| Mésovortex Ou Méso-tourbillon | Concept | 3 | 0.8 |
| Nanomachine | Concept | 35 | 8.0 |
| Narcotrafic en Colombie | Concept | 11 | 105.5 |
| Neige | Concept | 228 | 112.4 |
| Nervi Vasorum | Concept | 4 | 2.0 |
| New York Times Best Seller List | Concept | 24 | 14.2 |
| Nid D'oiseau | Concept | 35 | 4.7 |
| Nimbostratus | Concept | 52 | 17.3 |
| Nimbus | Concept | 12 | 6.6 |
| Nintendo Labo | Concept | 17 | 3.7 |
| Nom D'usage | Concept | 2 | 42.8 |
| Nom Intermédiaire | Concept | 36 | 7.2 |
| Nor'west Arch | Concept | 7 | 0.0 |
| Nordet | Concept | 1 | 8.3 |
| Norme | Concept | 10 | 139.8 |
| Noroît | Concept | 2 | 12.9 |
| Notation Hongroise | Concept | 23 | 12.1 |
| Nuage | Concept | 231 | 264.8 |
| Nuage en Champignon | Concept | 35 | 13.2 |
| Néguentropie | Concept | 18 | 53.1 |
| Onde de Kelvin | Concept | 16 | 3.6 |
| Onglet | Concept | 6 | 3.9 |
| Opacus | Concept | 12 | 0.7 |
| Opposition | Concept | 52 | 13.5 |
| Orage | Concept | 102 | 161.1 |
| Orgone | Concept | 20 | 42.1 |
| Oscillation Arctique | Concept | 25 | 2.4 |
| Oscillation Australe | Concept | 6 | 6.3 |
| Oscillation Décennale du Pacifique | Concept | 19 | 3.6 |
| Oscillation Nord-atlantique | Concept | 31 | 11.9 |
| Oscillation Nord-pacifique | Concept | 5 | 0.0 |
| Oscillation de Madden-julian | Concept | 18 | 4.3 |
| Ouragan Bob | Événement | 8 | 0.0 |
| Ouragan Danny | Événement | 4 | 0.1 |
| Ouragan Felix | Événement | 2 | 0.4 |
| Ouragan Frances | Événement | 1 | 0.1 |