2026-09-03T14:00:00Z 通常 気象庁本庁 気象庁 2026-09-03T23:00:00+09:00 2026-09-04T00:00:00+09:00 2026-09-04T18:00:00+09:00 508 発表 1 降灰予報 1.1_0 　現在、薩摩硫黄島は噴火警戒レベル２（火口周辺規制）です。薩摩硫黄島で噴火が発生した場合には、４日０９時から１２時までは火口から北西方向に降灰が予想されます。 降灰予報（定時） 06 薩摩硫黄島 508 降灰 70 鹿児島県三島村 4630300 小さな噴石の落下 75 鹿児島県三島村 4630300 降灰予報（定時） 06 薩摩硫黄島 508 +3047.58+13018.32+704/ 降灰 70 鹿児島県三島村 4630300 小さな噴石の落下 75 鹿児島県三島村 4630300 2026-09-04T00:00:00+09:00 2026-09-04T03:00:00+09:00 降灰 70 +31.0816+130.1000/+31.0800+130.1014/+31.0600+130.1038/+31.0537+130.1000/+31.0600+130.0972/+31.0800+130.0957/+31.0816+130.1000/ +31.0635+129.7000/+31.0616+129.7200/+31.0601+129.7400/+31.0600+129.7452/+31.0594+129.7600/+31.0598+129.7800/+31.0600+129.7977/+31.0600+129.8000/+31.0600+129.8001/+31.0570+129.8200/+31.0548+129.8400/+31.0515+129.8600/+31.0481+129.8800/+31.0400+129.8939/+31.0379+129.9000/+31.0324+129.9200/+31.0288+129.9400/+31.0251+129.9600/+31.0200+129.9660/+31.0123+129.9800/+31.0071+130.0000/+31.0000+130.0153/+30.9983+130.0200/+30.9895+130.0400/+30.9806+130.0600/+30.9800+130.0606/+30.9600+130.0759/+30.9583+130.0800/+30.9508+130.1000/+30.9400+130.1127/+30.9378+130.1200/+30.9304+130.1400/+30.9200+130.1526/+30.9187+130.1600/+30.9200+130.1796/+30.9400+130.1669/+30.9470+130.1600/+30.9600+130.1515/+30.9800+130.1414/+30.9821+130.1400/+31.0000+130.1308/+31.0200+130.1226/+31.0312+130.1400/+31.0200+130.1475/+31.0058+130.1600/+31.0000+130.1640/+30.9833+130.1800/+30.9800+130.1833/+30.9600+130.1962/+30.9522+130.2000/+30.9400+130.2083/+30.9305+130.2200/+30.9200+130.2289/+30.9042+130.2400/+30.9000+130.2438/+30.8800+130.2577/+30.8776+130.2600/+30.8600+130.2751/+30.8565+130.2800/+30.8400+130.2956/+30.8391+130.3000/+30.8200+130.3191/+30.8158+130.3200/+30.8000+130.3358/+30.7800+130.3315/+30.7685+130.3200/+30.7613+130.3000/+30.7685+130.2800/+30.7800+130.2684/+30.7801+130.2600/+30.7806+130.2400/+30.7835+130.2200/+30.7987+130.2000/+30.8000+130.1985/+30.8015+130.1800/+30.8047+130.1600/+30.8143+130.1400/+30.8200+130.1292/+30.8212+130.1200/+30.8254+130.1000/+30.8323+130.0800/+30.8400+130.0644/+30.8414+130.0600/+30.8451+130.0400/+30.8498+130.0200/+30.8564+130.0000/+30.8600+129.9915/+30.8649+129.9800/+30.8718+129.9600/+30.8800+129.9431/+30.8814+129.9400/+30.8926+129.9200/+30.8973+129.9000/+30.9000+129.8945/+30.9092+129.8800/+30.9185+129.8600/+30.9200+129.8574/+30.9295+129.8400/+30.9370+129.8200/+30.9400+129.8107/+30.9450+129.8000/+30.9585+129.7800/+30.9600+129.7782/+30.9778+129.7600/+30.9800+129.7570/+30.9925+129.7400/+30.9993+129.7200/+31.0000+129.7177/+31.0174+129.7000/+31.0200+129.6986/+31.0400+129.6866/+31.0600+129.6932/+31.0635+129.7000/ 北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8330+130.2600/+30.8348+130.2800/+30.8349+130.3000/+30.8200+130.3149/+30.8000+130.3188/+30.7812+130.3000/+30.7832+130.2800/+30.7972+130.2600/+30.8000+130.2565/+30.8200+130.2505/+30.8330+130.2600/ 北西 5 鹿児島県三島村 4630300 2026-09-04T03:00:00+09:00 2026-09-04T06:00:00+09:00 降灰 70 +31.2066+130.0000/+31.2000+130.0072/+31.1800+130.0064/+31.1767+130.0200/+31.1800+130.0334/+31.1812+130.0400/+31.1800+130.0416/+31.1603+130.0600/+31.1600+130.0602/+31.1400+130.0781/+31.1391+130.0800/+31.1200+130.0978/+31.1177+130.1000/+31.1000+130.1142/+31.0926+130.1200/+31.0800+130.1293/+31.0672+130.1400/+31.0600+130.1461/+31.0445+130.1600/+31.0400+130.1633/+31.0200+130.1795/+31.0194+130.1800/+31.0000+130.1943/+30.9932+130.2000/+30.9800+130.2103/+30.9666+130.2200/+30.9600+130.2256/+30.9400+130.2373/+30.9362+130.2400/+30.9200+130.2527/+30.9089+130.2600/+30.9000+130.2682/+30.8800+130.2768/+30.8749+130.2800/+30.8600+130.2933/+30.8400+130.2997/+30.8399+130.3000/+30.8200+130.3195/+30.8174+130.3200/+30.8000+130.3374/+30.7800+130.3347/+30.7653+130.3200/+30.7613+130.3000/+30.7800+130.2808/+30.7801+130.2800/+30.7805+130.2600/+30.8000+130.2402/+30.8001+130.2400/+30.8009+130.2200/+30.8200+130.2005/+30.8201+130.2000/+30.8216+130.1800/+30.8400+130.1607/+30.8403+130.1600/+30.8425+130.1400/+30.8600+130.1204/+30.8602+130.1200/+30.8634+130.1000/+30.8736+130.0800/+30.8800+130.0727/+30.8828+130.0600/+30.8913+130.0400/+30.9000+130.0293/+30.9026+130.0200/+30.9045+130.0000/+30.9115+129.9800/+30.9200+129.9618/+30.9209+129.9600/+30.9307+129.9400/+30.9373+129.9200/+30.9400+129.9126/+30.9466+129.9000/+30.9600+129.8861/+30.9640+129.8800/+30.9716+129.8600/+30.9800+129.8446/+30.9831+129.8400/+30.9891+129.8200/+31.0000+129.8073/+31.0061+129.8000/+31.0160+129.7800/+31.0200+129.7723/+31.0264+129.7600/+31.0364+129.7400/+31.0400+129.7334/+31.0522+129.7200/+31.0600+129.7114/+31.0704+129.7000/+31.0800+129.6846/+31.0830+129.6800/+31.0967+129.6600/+31.1000+129.6544/+31.1118+129.6600/+31.1200+129.6694/+31.1234+129.6800/+31.1259+129.7000/+31.1241+129.7200/+31.1229+129.7400/+31.1207+129.7600/+31.1200+129.7642/+31.1172+129.7800/+31.1135+129.8000/+31.1025+129.8200/+31.1000+129.8234/+31.0932+129.8400/+31.0880+129.8600/+31.0833+129.8800/+31.0800+129.8939/+31.0783+129.9000/+31.0664+129.9200/+31.0600+129.9387/+31.0594+129.9400/+31.0424+129.9600/+31.0400+129.9632/+31.0353+129.9800/+31.0220+130.0000/+31.0200+130.0026/+31.0160+130.0200/+31.0091+130.0400/+31.0000+130.0564/+30.9990+130.0600/+30.9800+130.0768/+30.9773+130.0800/+30.9634+130.1000/+30.9600+130.1076/+30.9582+130.1200/+30.9400+130.1392/+30.9398+130.1400/+30.9345+130.1600/+30.9400+130.1721/+30.9600+130.1624/+30.9639+130.1600/+30.9800+130.1455/+30.9914+130.1400/+31.0000+130.1331/+31.0085+130.1200/+31.0200+130.1084/+31.0327+130.1000/+31.0400+130.0916/+31.0558+130.0800/+31.0600+130.0767/+31.0800+130.0610/+31.0820+130.0600/+31.1000+130.0416/+31.1011+130.0400/+31.1200+130.0224/+31.1262+130.0200/+31.1400+130.0129/+31.1600+130.0025/+31.1722+130.0000/+31.1800+129.9974/+31.2000+129.9885/+31.2066+130.0000/ +30.9234+130.1800/+30.9200+130.1813/+30.9198+130.1800/+30.9200+130.1790/+30.9234+130.1800/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8416+130.2600/+30.8434+130.2800/+30.8400+130.2833/+30.8358+130.3000/+30.8200+130.3158/+30.8000+130.3188/+30.7812+130.3000/+30.7837+130.2800/+30.8000+130.2637/+30.8154+130.2600/+30.8200+130.2532/+30.8400+130.2571/+30.8416+130.2600/ 北西 7 鹿児島県三島村 4630300 2026-09-04T06:00:00+09:00 2026-09-04T09:00:00+09:00 降灰 70 +31.2746+130.0400/+31.2696+130.0600/+31.2600+130.0664/+31.2400+130.0750/+31.2318+130.0800/+31.2240+130.1000/+31.2200+130.1041/+31.2000+130.1114/+31.1949+130.1200/+31.1800+130.1371/+31.1758+130.1400/+31.1600+130.1473/+31.1444+130.1600/+31.1400+130.1665/+31.1200+130.1765/+31.1134+130.1800/+31.1000+130.1882/+31.0800+130.1971/+31.0767+130.2000/+31.0600+130.2115/+31.0400+130.2137/+31.0200+130.2191/+31.0185+130.2200/+31.0000+130.2361/+30.9800+130.2400/+30.9799+130.2400/+30.9600+130.2570/+30.9400+130.2597/+30.9394+130.2600/+30.9200+130.2770/+30.9000+130.2794/+30.8982+130.2800/+30.8800+130.2967/+30.8600+130.2991/+30.8578+130.3000/+30.8400+130.3172/+30.8200+130.3198/+30.8187+130.3200/+30.8000+130.3386/+30.7800+130.3369/+30.7631+130.3200/+30.7609+130.3000/+30.7800+130.2809/+30.7801+130.2800/+30.7820+130.2600/+30.8000+130.2420/+30.8004+130.2400/+30.8113+130.2200/+30.8200+130.2113/+30.8220+130.2000/+30.8400+130.1813/+30.8406+130.1800/+30.8485+130.1600/+30.8600+130.1480/+30.8628+130.1400/+30.8800+130.1202/+30.8801+130.1200/+30.8871+130.1000/+30.9000+130.0857/+30.9030+130.0800/+30.9153+130.0600/+30.9200+130.0543/+30.9246+130.0400/+30.9278+130.0200/+30.9400+130.0036/+30.9429+130.0000/+30.9600+129.9836/+30.9624+129.9800/+30.9703+129.9600/+30.9772+129.9400/+30.9800+129.9352/+30.9997+129.9200/+31.0000+129.9196/+31.0085+129.9000/+31.0200+129.8806/+31.0204+129.8800/+31.0335+129.8600/+31.0400+129.8513/+31.0536+129.8400/+31.0600+129.8326/+31.0698+129.8200/+31.0800+129.8053/+31.0834+129.8000/+31.0963+129.7800/+31.1000+129.7755/+31.1200+129.7628/+31.1223+129.7600/+31.1350+129.7400/+31.1400+129.7332/+31.1600+129.7231/+31.1765+129.7400/+31.1758+129.7600/+31.1698+129.7800/+31.1653+129.8000/+31.1600+129.8164/+31.1585+129.8200/+31.1523+129.8400/+31.1462+129.8600/+31.1400+129.8768/+31.1392+129.8800/+31.1351+129.9000/+31.1286+129.9200/+31.1200+129.9388/+31.1195+129.9400/+31.1076+129.9600/+31.1000+129.9773/+31.0982+129.9800/+31.0800+129.9963/+31.0788+130.0000/+31.0743+130.0200/+31.0600+130.0347/+31.0554+130.0400/+31.0536+130.0600/+31.0459+130.0800/+31.0400+130.0868/+31.0262+130.1000/+31.0376+130.1200/+31.0400+130.1206/+31.0563+130.1200/+31.0600+130.1197/+31.0800+130.1106/+31.1000+130.1036/+31.1056+130.1000/+31.1200+130.0890/+31.1400+130.0838/+31.1510+130.0800/+31.1600+130.0730/+31.1800+130.0611/+31.1915+130.0600/+31.2000+130.0583/+31.2200+130.0449/+31.2240+130.0400/+31.2400+130.0322/+31.2600+130.0315/+31.2746+130.0400/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8444+130.2800/+30.8400+130.2841/+30.8365+130.3000/+30.8200+130.3164/+30.8000+130.3188/+30.7812+130.3000/+30.7839+130.2800/+30.8000+130.2639/+30.8173+130.2600/+30.8200+130.2559/+30.8358+130.2600/+30.8400+130.2628/+30.8444+130.2800/ 北西 6 鹿児島県三島村 4630300 2026-09-04T09:00:00+09:00 2026-09-04T12:00:00+09:00 降灰 70 +31.3426+130.0200/+31.3502+130.0400/+31.3400+130.0503/+31.3301+130.0600/+31.3200+130.0650/+31.3000+130.0798/+31.2985+130.0800/+31.2800+130.0853/+31.2706+130.1000/+31.2600+130.1036/+31.2400+130.1061/+31.2200+130.1029/+31.2162+130.1000/+31.2200+130.0973/+31.2400+130.0833/+31.2459+130.0800/+31.2571+130.0600/+31.2600+130.0573/+31.2800+130.0414/+31.2811+130.0400/+31.3000+130.0311/+31.3200+130.0289/+31.3388+130.0200/+31.3400+130.0183/+31.3426+130.0200/ +31.2218+129.8000/+31.2200+129.8039/+31.2124+129.8200/+31.2020+129.8400/+31.2000+129.8432/+31.1889+129.8600/+31.1800+129.8785/+31.1794+129.8800/+31.1731+129.9000/+31.1636+129.9200/+31.1600+129.9258/+31.1525+129.9400/+31.1428+129.9600/+31.1400+129.9641/+31.1286+129.9800/+31.1200+129.9871/+31.1135+130.0000/+31.1075+130.0200/+31.1000+130.0327/+31.0925+130.0400/+31.0800+130.0500/+31.0746+130.0600/+31.0633+130.0800/+31.0600+130.0870/+31.0561+130.1000/+31.0512+130.1200/+31.0600+130.1288/+31.0800+130.1290/+31.1000+130.1241/+31.1200+130.1215/+31.1390+130.1200/+31.1400+130.1198/+31.1600+130.1164/+31.1800+130.1153/+31.2000+130.1132/+31.2053+130.1200/+31.2000+130.1260/+31.1884+130.1400/+31.1860+130.1600/+31.1800+130.1650/+31.1600+130.1774/+31.1563+130.1800/+31.1400+130.1938/+31.1353+130.2000/+31.1200+130.2080/+31.1000+130.2161/+31.0919+130.2200/+31.0800+130.2290/+31.0620+130.2400/+31.0600+130.2411/+31.0575+130.2400/+31.0400+130.2383/+31.0331+130.2400/+31.0200+130.2488/+31.0000+130.2565/+30.9818+130.2600/+30.9800+130.2615/+30.9600+130.2749/+30.9400+130.2784/+30.9291+130.2800/+30.9200+130.2875/+30.9000+130.2967/+30.8800+130.2989/+30.8727+130.3000/+30.8600+130.3118/+30.8400+130.3191/+30.8200+130.3199/+30.8192+130.3200/+30.8000+130.3389/+30.7800+130.3374/+30.7625+130.3200/+30.7609+130.3000/+30.7800+130.2808/+30.7803+130.2800/+30.8000+130.2602/+30.8001+130.2600/+30.8068+130.2400/+30.8200+130.2268/+30.8221+130.2200/+30.8400+130.2020/+30.8410+130.2000/+30.8562+130.1800/+30.8600+130.1762/+30.8652+130.1600/+30.8800+130.1441/+30.8818+130.1400/+30.8944+130.1200/+30.9000+130.1141/+30.9055+130.1000/+30.9200+130.0821/+30.9210+130.0800/+30.9285+130.0600/+30.9354+130.0400/+30.9400+130.0307/+30.9461+130.0200/+30.9600+130.0053/+30.9632+130.0000/+30.9753+129.9800/+30.9800+129.9717/+30.9896+129.9600/+31.0000+129.9447/+31.0032+129.9400/+31.0191+129.9200/+31.0200+129.9182/+31.0314+129.9000/+31.0400+129.8910/+31.0513+129.8800/+31.0600+129.8684/+31.0695+129.8600/+31.0800+129.8485/+31.0882+129.8400/+31.1000+129.8269/+31.1100+129.8200/+31.1200+129.8117/+31.1315+129.8000/+31.1400+129.7903/+31.1538+129.7800/+31.1600+129.7754/+31.1800+129.7628/+31.1836+129.7600/+31.2000+129.7434/+31.2145+129.7600/+31.2196+129.7800/+31.2200+129.7827/+31.2218+129.8000/ +31.0270+130.1400/+31.0200+130.1448/+31.0173+130.1400/+31.0200+130.1379/+31.0270+130.1400/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8522+130.2800/+30.8492+130.3000/+30.8400+130.3092/+30.8200+130.3172/+30.8000+130.3188/+30.7812+130.3000/+30.7847+130.2800/+30.8000+130.2647/+30.8200+130.2607/+30.8400+130.2620/+30.8522+130.2800/ 北西 6 鹿児島県三島村 4630300 2026-09-04T12:00:00+09:00 2026-09-04T15:00:00+09:00 降灰 70 +31.3817+130.1000/+31.3800+130.1011/+31.3600+130.1130/+31.3490+130.1200/+31.3400+130.1263/+31.3262+130.1400/+31.3200+130.1457/+31.3028+130.1600/+31.3000+130.1614/+31.2800+130.1749/+31.2685+130.1800/+31.2600+130.1830/+31.2400+130.1910/+31.2200+130.1963/+31.2070+130.2000/+31.2000+130.2053/+31.1830+130.2200/+31.1800+130.2214/+31.1600+130.2274/+31.1438+130.2200/+31.1400+130.2192/+31.1377+130.2200/+31.1200+130.2353/+31.1079+130.2400/+31.1000+130.2435/+31.0800+130.2497/+31.0600+130.2529/+31.0400+130.2529/+31.0200+130.2566/+31.0000+130.2589/+30.9957+130.2600/+30.9800+130.2717/+30.9600+130.2757/+30.9400+130.2785/+30.9313+130.2800/+30.9200+130.2887/+30.9000+130.2963/+30.8800+130.2988/+30.8731+130.3000/+30.8600+130.3120/+30.8400+130.3192/+30.8200+130.3199/+30.8191+130.3200/+30.8000+130.3387/+30.7800+130.3362/+30.7638+130.3200/+30.7612+130.3000/+30.7800+130.2812/+30.7805+130.2800/+30.8000+130.2605/+30.8006+130.2600/+30.8200+130.2406/+30.8211+130.2400/+30.8400+130.2211/+30.8422+130.2200/+30.8600+130.2021/+30.8639+130.2000/+30.8800+130.1839/+30.8846+130.1800/+30.9000+130.1645/+30.9046+130.1600/+30.9200+130.1444/+30.9240+130.1400/+30.9400+130.1236/+30.9432+130.1200/+30.9600+130.1020/+30.9619+130.1000/+30.9757+130.0800/+30.9781+130.0600/+30.9800+130.0579/+30.9977+130.0400/+31.0000+130.0363/+31.0120+130.0200/+31.0200+130.0132/+31.0315+130.0000/+31.0400+129.9853/+31.0434+129.9800/+31.0600+129.9621/+31.0626+129.9600/+31.0794+129.9400/+31.0800+129.9396/+31.0938+129.9200/+31.1000+129.9105/+31.1126+129.9000/+31.1200+129.8884/+31.1264+129.8800/+31.1400+129.8654/+31.1500+129.8600/+31.1600+129.8525/+31.1788+129.8400/+31.1800+129.8390/+31.2000+129.8202/+31.2191+129.8400/+31.2192+129.8600/+31.2137+129.8800/+31.2089+129.9000/+31.2000+129.9131/+31.1968+129.9200/+31.1905+129.9400/+31.1865+129.9600/+31.1806+129.9800/+31.1800+129.9814/+31.1681+130.0000/+31.1600+130.0065/+31.1530+130.0200/+31.1426+130.0400/+31.1400+130.0567/+31.1392+130.0600/+31.1250+130.0800/+31.1400+130.0830/+31.1600+130.0852/+31.1800+130.0847/+31.1907+130.0800/+31.2000+130.0713/+31.2200+130.0716/+31.2400+130.0718/+31.2600+130.0720/+31.2800+130.0723/+31.3000+130.0727/+31.3200+130.0753/+31.3400+130.0789/+31.3443+130.0800/+31.3600+130.0852/+31.3800+130.0983/+31.3817+130.1000/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8523+130.2800/+30.8463+130.3000/+30.8400+130.3062/+30.8200+130.3168/+30.8000+130.3188/+30.7812+130.3000/+30.7890+130.2800/+30.8000+130.2690/+30.8200+130.2655/+30.8400+130.2677/+30.8523+130.2800/ 北西 6 鹿児島県三島村 4630300 2026-09-04T15:00:00+09:00 2026-09-04T18:00:00+09:00 降灰 70 +31.3738+129.9400/+31.3641+129.9600/+31.3600+129.9640/+31.3490+129.9800/+31.3411+130.0000/+31.3400+130.0012/+31.3227+130.0200/+31.3200+130.0225/+31.3000+130.0383/+31.2989+130.0400/+31.2867+130.0600/+31.2800+130.0678/+31.2637+130.0800/+31.2600+130.0820/+31.2400+130.0947/+31.2337+130.1000/+31.2200+130.1165/+31.2000+130.1152/+31.1928+130.1200/+31.1800+130.1365/+31.1748+130.1400/+31.1600+130.1461/+31.1400+130.1557/+31.1200+130.1589/+31.1176+130.1600/+31.1000+130.1768/+31.0937+130.1800/+31.0800+130.1872/+31.0600+130.1967/+31.0400+130.1965/+31.0260+130.2000/+31.0200+130.2050/+31.0000+130.2162/+30.9862+130.2200/+30.9800+130.2248/+30.9600+130.2363/+30.9531+130.2400/+30.9400+130.2514/+30.9200+130.2582/+30.9167+130.2600/+30.9000+130.2744/+30.8800+130.2794/+30.8789+130.2800/+30.8600+130.2972/+30.8530+130.3000/+30.8400+130.3130/+30.8200+130.3198/+30.8187+130.3200/+30.8000+130.3387/+30.7800+130.3371/+30.7629+130.3200/+30.7609+130.3000/+30.7800+130.2809/+30.7802+130.2800/+30.7896+130.2600/+30.8000+130.2496/+30.8019+130.2400/+30.8200+130.2219/+30.8210+130.2200/+30.8400+130.2006/+30.8405+130.2000/+30.8508+130.1800/+30.8600+130.1707/+30.8651+130.1600/+30.8800+130.1443/+30.8825+130.1400/+30.9000+130.1204/+30.9004+130.1200/+30.9085+130.1000/+30.9200+130.0865/+30.9242+130.0800/+30.9399+130.0600/+30.9400+130.0594/+30.9428+130.0400/+30.9580+130.0200/+30.9600+130.0181/+30.9701+130.0000/+30.9800+129.9862/+30.9856+129.9800/+30.9987+129.9600/+31.0000+129.9577/+31.0088+129.9400/+31.0200+129.9252/+31.0252+129.9200/+31.0377+129.9000/+31.0400+129.8973/+31.0528+129.8800/+31.0600+129.8690/+31.0688+129.8600/+31.0800+129.8470/+31.0866+129.8400/+31.1000+129.8256/+31.1183+129.8200/+31.1200+129.8194/+31.1400+129.8099/+31.1600+129.8076/+31.1712+129.8200/+31.1772+129.8400/+31.1782+129.8600/+31.1772+129.8800/+31.1764+129.9000/+31.1776+129.9200/+31.1798+129.9400/+31.1800+129.9401/+31.2000+129.9496/+31.2200+129.9427/+31.2281+129.9400/+31.2400+129.9343/+31.2600+129.9288/+31.2800+129.9245/+31.3000+129.9204/+31.3140+129.9200/+31.3200+129.9198/+31.3400+129.9184/+31.3538+129.9200/+31.3600+129.9214/+31.3738+129.9400/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8407+130.2800/+30.8400+130.2806/+30.8350+130.3000/+30.8200+130.3150/+30.8000+130.3188/+30.7812+130.3000/+30.7842+130.2800/+30.8000+130.2642/+30.8192+130.2600/+30.8200+130.2591/+30.8240+130.2600/+30.8400+130.2766/+30.8407+130.2800/ 北西 6 鹿児島県三島村 4630300 　現在、薩摩硫黄島は噴火警戒レベル２（火口周辺規制）です。薩摩硫黄島で噴火が発生した場合には、４日０９時から１２時までは火口から北西方向に降灰が予想されます。 　４日０時から４日１８時までに噴火が発生した場合には、以下の方向・距離に降灰及び小さな噴石の落下が予想されます。 　 　時刻　　　　　　　　　　　　火口からの方向　降灰の距離　小さな噴石の距離 　０４日００時から０３時まで　北西　　　　　　６０ｋｍ　　５ｋｍ　　　　　 　０４日０３時から０６時まで　北西　　　　　　７０ｋｍ　　７ｋｍ　　　　　 　０４日０６時から０９時まで　北西　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０４日０９時から１２時まで　北西　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０４日１２時から１５時まで　北西　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０４日１５時から１８時まで　北西　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　 　期間中に噴火が発生した場合には、以下の市町村に降灰が予想されます。 　鹿児島県：三島村 　 　噴煙が火口縁上１０００ｍまで上がった場合の火山灰及び小さな噴石の落下範囲を示しています。 　噴火発生時、小さな噴石の落下が予想される範囲内では、屋内や頑丈な屋根の下などに移動してください。 　強風のため、遠方まで小さな噴石が流されるおそれがあります。