2019/5/4 気象情報(出典:気象庁)
各観測点直近の気象庁AMeDAS Dataを下記に示します。
降雨はなく快晴状態でした。
| 相模原中央 | 横浜 | 横浜 | 横浜 | 海老名 | 海老名 | 海老名 | 三島 | 三島 | 三島 | |
| 年月日時 | 降水量(mm) | 降水量(mm) | 気温(℃) | 日照時間(時間) | 降水量(mm) | 気温(℃) | 日照時間(時間) | 降水量(mm) | 気温(℃) | 日照時間(時間) |
| 2019/5/3 1:00 | 0 | 0 | 15.3 | 0 | 0 | 13.1 | 0 | 13.7 | 0 | |
| 2019/5/3 2:00 | 0 | 0 | 14.6 | 0 | 0 | 12.9 | 0 | 12.7 | 0 | |
| 2019/5/3 3:00 | 0 | 0 | 14.3 | 0 | 0 | 11.3 | 0 | 12.6 | 0 | |
| 2019/5/3 4:00 | 0 | 0 | 13.7 | 0 | 0 | 10.4 | 0 | 11.9 | 0 | |
| 2019/5/3 5:00 | 0 | 0 | 14.1 | 0 | 0 | 9.7 | 0 | 0 | 11.6 | 0 |
| 2019/5/3 6:00 | 0 | 0 | 14.7 | 0.7 | 0 | 11.6 | 0.6 | 0 | 12.1 | 0.5 |
| 2019/5/3 7:00 | 0 | 0 | 15.6 | 1 | 0 | 14.8 | 1 | 0 | 14.6 | 1 |
| 2019/5/3 8:00 | 0 | 0 | 17.8 | 1 | 0 | 17.8 | 1 | 0 | 18.1 | 1 |
| 2019/5/3 9:00 | 0 | 0 | 19.3 | 1 | 0 | 20.6 | 1 | 0 | 20.4 | 1 |
| 2019/5/3 10:00 | 0 | 0 | 20.3 | 1 | 0 | 21.9 | 1 | 0 | 22.6 | 1 |
| 2019/5/3 11:00 | 0 | 0 | 21 | 1 | 0 | 23.4 | 1 | 0 | 24 | 1 |
| 2019/5/3 12:00 | 0 | 0 | 21.5 | 0.9 | 0 | 23.1 | 1 | 0 | 23.1 | 0.9 |
| 2019/5/3 13:00 | 0 | 0 | 23.6 | 0.9 | 0 | 22.4 | 0.9 | 0 | 23.4 | 1 |
| 2019/5/3 14:00 | 0 | 0 | 23.5 | 1 | 0 | 22.6 | 1 | 0 | 23.7 | 1 |
| 2019/5/3 15:00 | 0 | 0 | 22.1 | 1 | 0 | 22.1 | 1 | 0 | 22.6 | 0.9 |
| 2019/5/3 16:00 | 0 | 0 | 22.3 | 0.8 | 0 | 22 | 0.9 | 0 | 22.5 | 0.9 |
| 2019/5/3 17:00 | 0 | 0 | 21.4 | 0.1 | 0 | 20.9 | 0.2 | 0 | 21.1 | 0 |
| 2019/5/3 18:00 | 0 | 0 | 20.2 | 0 | 0 | 19.3 | 0 | 0 | 19.9 | 0 |
| 2019/5/3 19:00 | 0 | 0 | 18.9 | 0 | 0 | 18.4 | 0 | 0 | 19.2 | 0 |
| 2019/5/3 20:00 | 0 | 0 | 18.4 | 0 | 0 | 17.5 | 0 | 17.6 | 0 | |
| 2019/5/3 21:00 | 0 | 0 | 18.1 | 0 | 0 | 15.8 | 0 | 16.8 | 0 | |
| 2019/5/3 22:00 | 0 | 0 | 17.4 | 0 | 0 | 15 | 0 | 15.8 | 0 | |
| 2019/5/3 23:00 | 0 | 0 | 16.9 | 0 | 0 | 14 | 0 | 15 | 0 | |
| 2019/5/4 0:00 | 0 | 0 | 16.5 | 0 | 0 | 13.7 | 0 | 14 | 0 |