2026-09-04T02:00:00Z 通常 気象庁本庁 気象庁 2026-09-04T11:00:00+09:00 2026-09-04T12:00:00+09:00 2026-09-05T06:00:00+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２１時から２４時までは火口から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 2026-09-04T12:00:00+09:00 2026-09-04T15:00:00+09:00 降灰 70 +31.3040+129.9400/+31.3083+129.9600/+31.3007+129.9800/+31.3000+129.9822/+31.2940+130.0000/+31.2800+130.0171/+31.2782+130.0200/+31.2684+130.0400/+31.2600+130.0539/+31.2567+130.0600/+31.2400+130.0763/+31.2367+130.0800/+31.2200+130.0970/+31.2169+130.1000/+31.2000+130.1079/+31.1890+130.1200/+31.1800+130.1354/+31.1749+130.1400/+31.1600+130.1472/+31.1400+130.1592/+31.1372+130.1600/+31.1200+130.1693/+31.1092+130.1800/+31.1000+130.1867/+31.0800+130.1952/+31.0721+130.2000/+31.0600+130.2098/+31.0400+130.2083/+31.0200+130.2176/+31.0113+130.2200/+31.0000+130.2303/+30.9800+130.2382/+30.9738+130.2400/+30.9600+130.2522/+30.9400+130.2584/+30.9353+130.2600/+30.9200+130.2736/+30.9000+130.2783/+30.8944+130.2800/+30.8800+130.2938/+30.8600+130.2986/+30.8554+130.3000/+30.8400+130.3151/+30.8200+130.3197/+30.8186+130.3200/+30.8000+130.3386/+30.7800+130.3370/+30.7630+130.3200/+30.7609+130.3000/+30.7800+130.2807/+30.7801+130.2800/+30.7807+130.2600/+30.8000+130.2407/+30.8002+130.2400/+30.8021+130.2200/+30.8200+130.2021/+30.8205+130.2000/+30.8266+130.1800/+30.8400+130.1665/+30.8414+130.1600/+30.8547+130.1400/+30.8600+130.1346/+30.8626+130.1200/+30.8751+130.1000/+30.8800+130.0949/+30.8833+130.0800/+30.8979+130.0600/+30.9000+130.0576/+30.9039+130.0400/+30.9062+130.0200/+30.9121+130.0000/+30.9200+129.9871/+30.9240+129.9800/+30.9312+129.9600/+30.9400+129.9441/+30.9419+129.9400/+30.9508+129.9200/+30.9600+129.9059/+30.9621+129.9000/+30.9697+129.8800/+30.9755+129.8600/+30.9800+129.8484/+30.9841+129.8400/+30.9909+129.8200/+31.0000+129.8098/+31.0101+129.8000/+31.0182+129.7800/+31.0200+129.7750/+31.0250+129.7600/+31.0314+129.7400/+31.0391+129.7200/+31.0400+129.7179/+31.0593+129.7000/+31.0600+129.6991/+31.0632+129.7000/+31.0800+129.7108/+31.0840+129.7200/+31.0873+129.7400/+31.0882+129.7600/+31.0883+129.7800/+31.0883+129.8000/+31.0872+129.8200/+31.0863+129.8400/+31.0851+129.8600/+31.0832+129.8800/+31.0811+129.9000/+31.0800+129.9013/+31.0692+129.9200/+31.0657+129.9400/+31.0600+129.9556/+31.0572+129.9600/+31.0501+129.9800/+31.0400+129.9962/+31.0393+130.0000/+31.0400+130.0088/+31.0451+130.0200/+31.0477+130.0400/+31.0600+130.0471/+31.0800+130.0446/+31.0916+130.0400/+31.1000+130.0354/+31.1200+130.0273/+31.1285+130.0200/+31.1400+130.0139/+31.1600+130.0055/+31.1710+130.0000/+31.1800+129.9925/+31.2000+129.9818/+31.2048+129.9800/+31.2200+129.9746/+31.2400+129.9683/+31.2600+129.9642/+31.2739+129.9600/+31.2800+129.9568/+31.2959+129.9400/+31.3000+129.9373/+31.3040+129.9400/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8404+130.2800/+30.8400+130.2804/+30.8356+130.3000/+30.8200+130.3156/+30.8000+130.3188/+30.7812+130.3000/+30.7839+130.2800/+30.8000+130.2639/+30.8177+130.2600/+30.8200+130.2567/+30.8313+130.2600/+30.8400+130.2765/+30.8404+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 +31.4426+129.8000/+31.4400+129.8025/+31.4212+129.8200/+31.4200+129.8223/+31.4137+129.8400/+31.4033+129.8600/+31.4000+129.8634/+31.3827+129.8800/+31.3800+129.8832/+31.3681+129.9000/+31.3600+129.9088/+31.3444+129.9200/+31.3400+129.9228/+31.3200+129.9346/+31.3116+129.9400/+31.3000+129.9484/+31.2852+129.9600/+31.2800+129.9654/+31.2682+129.9800/+31.2600+129.9930/+31.2562+130.0000/+31.2400+130.0177/+31.2380+130.0200/+31.2208+130.0400/+31.2200+130.0410/+31.2017+130.0600/+31.2000+130.0613/+31.1837+130.0800/+31.1800+130.0840/+31.1638+130.1000/+31.1600+130.1024/+31.1438+130.1200/+31.1400+130.1254/+31.1200+130.1382/+31.1179+130.1400/+31.1000+130.1522/+31.0862+130.1600/+31.0800+130.1653/+31.0665+130.1800/+31.0600+130.1855/+31.0400+130.1908/+31.0214+130.2000/+31.0200+130.2013/+31.0000+130.2150/+30.9854+130.2200/+30.9800+130.2247/+30.9600+130.2370/+30.9540+130.2400/+30.9400+130.2517/+30.9200+130.2583/+30.9167+130.2600/+30.9000+130.2741/+30.8800+130.2794/+30.8788+130.2800/+30.8600+130.2959/+30.8448+130.3000/+30.8400+130.3048/+30.8200+130.3195/+30.8183+130.3200/+30.8000+130.3383/+30.7800+130.3365/+30.7635+130.3200/+30.7610+130.3000/+30.7800+130.2806/+30.7801+130.2800/+30.7804+130.2600/+30.7840+130.2400/+30.8000+130.2237/+30.8003+130.2200/+30.8021+130.2000/+30.8168+130.1800/+30.8200+130.1767/+30.8216+130.1600/+30.8261+130.1400/+30.8400+130.1236/+30.8409+130.1200/+30.8445+130.1000/+30.8585+130.0800/+30.8600+130.0782/+30.8632+130.0600/+30.8694+130.0400/+30.8800+130.0235/+30.8811+130.0200/+30.8800+130.0063/+30.8779+130.0000/+30.8800+129.9963/+30.8894+129.9800/+30.9000+129.9637/+30.9013+129.9600/+30.9081+129.9400/+30.9162+129.9200/+30.9200+129.9110/+30.9240+129.9000/+30.9339+129.8800/+30.9400+129.8618/+30.9407+129.8600/+30.9517+129.8400/+30.9600+129.8258/+30.9630+129.8200/+30.9712+129.8000/+30.9790+129.7800/+30.9800+129.7778/+30.9900+129.7600/+31.0000+129.7443/+31.0073+129.7400/+31.0200+129.7292/+31.0293+129.7200/+31.0400+129.7075/+31.0600+129.7122/+31.0631+129.7200/+31.0690+129.7400/+31.0707+129.7600/+31.0696+129.7800/+31.0685+129.8000/+31.0666+129.8200/+31.0642+129.8400/+31.0602+129.8600/+31.0600+129.8605/+31.0561+129.8800/+31.0493+129.9000/+31.0400+129.9118/+31.0386+129.9200/+31.0389+129.9400/+31.0391+129.9600/+31.0400+129.9718/+31.0463+129.9800/+31.0600+129.9970/+31.0626+130.0000/+31.0800+130.0037/+31.0941+130.0000/+31.1000+129.9949/+31.1200+129.9836/+31.1225+129.9800/+31.1400+129.9622/+31.1446+129.9600/+31.1600+129.9525/+31.1793+129.9400/+31.1800+129.9394/+31.2000+129.9274/+31.2111+129.9200/+31.2200+129.9119/+31.2295+129.9000/+31.2400+129.8900/+31.2530+129.8800/+31.2600+129.8750/+31.2754+129.8600/+31.2800+129.8546/+31.2935+129.8400/+31.3000+129.8346/+31.3200+129.8219/+31.3230+129.8200/+31.3400+129.8093/+31.3592+129.8000/+31.3600+129.7995/+31.3800+129.7900/+31.3996+129.7800/+31.4000+129.7798/+31.4133+129.7800/+31.4200+129.7802/+31.4400+129.7827/+31.4426+129.8000/ 北西 90 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/+30.8359+130.3000/+30.8200+130.3159/+30.8000+130.3188/+30.7812+130.3000/+30.7829+130.2800/+30.7983+130.2600/+30.8000+130.2583/+30.8200+130.2439/+30.8400+130.2540/+30.8416+130.2600/ 北西 7 鹿児島県三島村 4630300 2026-09-04T18:00:00+09:00 2026-09-04T21:00:00+09:00 降灰 70 +31.1095+129.8600/+31.1139+129.8800/+31.1170+129.9000/+31.1126+129.9200/+31.1098+129.9400/+31.1039+129.9600/+31.1000+129.9699/+31.0959+129.9800/+31.0872+130.0000/+31.0800+130.0103/+31.0754+130.0200/+31.0674+130.0400/+31.0600+130.0488/+31.0502+130.0600/+31.0400+130.0713/+31.0327+130.0800/+31.0200+130.0916/+31.0135+130.1000/+31.0000+130.1136/+30.9952+130.1200/+30.9800+130.1354/+30.9769+130.1400/+30.9600+130.1574/+30.9578+130.1600/+30.9408+130.1800/+30.9400+130.1808/+30.9232+130.2000/+30.9200+130.2032/+30.9039+130.2200/+30.9000+130.2238/+30.8858+130.2400/+30.8800+130.2458/+30.8632+130.2600/+30.8600+130.2631/+30.8464+130.2800/+30.8400+130.2863/+30.8370+130.3000/+30.8200+130.3170/+30.8187+130.3200/+30.8000+130.3387/+30.7800+130.3375/+30.7625+130.3200/+30.7605+130.3000/+30.7609+130.2800/+30.7616+130.2600/+30.7624+130.2400/+30.7635+130.2200/+30.7650+130.2000/+30.7666+130.1800/+30.7694+130.1600/+30.7710+130.1400/+30.7736+130.1200/+30.7723+130.1000/+30.7800+130.0807/+30.7801+130.0800/+30.7806+130.0600/+30.7811+130.0400/+30.7823+130.0200/+30.7812+130.0000/+30.7802+129.9800/+30.7833+129.9600/+30.7865+129.9400/+30.7899+129.9200/+30.7969+129.9000/+30.8000+129.8894/+30.8028+129.8800/+30.8040+129.8600/+30.8057+129.8400/+30.8123+129.8200/+30.8200+129.8047/+30.8231+129.8000/+30.8286+129.7800/+30.8386+129.7600/+30.8400+129.7572/+30.8532+129.7400/+30.8600+129.7300/+30.8716+129.7200/+30.8800+129.7136/+30.9000+129.7005/+30.9135+129.7200/+30.9200+129.7355/+30.9215+129.7400/+30.9288+129.7600/+30.9354+129.7800/+30.9400+129.8000/+30.9400+129.8001/+30.9430+129.8200/+30.9437+129.8400/+30.9458+129.8600/+30.9479+129.8800/+30.9491+129.9000/+30.9502+129.9200/+30.9505+129.9400/+30.9598+129.9600/+30.9600+129.9602/+30.9603+129.9600/+30.9747+129.9400/+30.9800+129.9337/+31.0000+129.9230/+31.0028+129.9200/+31.0188+129.9000/+31.0200+129.8989/+31.0400+129.8842/+31.0462+129.8800/+31.0600+129.8644/+31.0730+129.8600/+31.0800+129.8566/+31.1000+129.8440/+31.1095+129.8600/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8389+130.2600/+30.8349+130.2800/+30.8200+130.2950/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7824+130.2800/+30.7902+130.2600/+30.8000+130.2427/+30.8200+130.2425/+30.8389+130.2600/ 北西 5 鹿児島県三島村 4630300 2026-09-04T21:00:00+09:00 2026-09-05T00:00:00+09:00 降灰 70 +30.9865+129.8800/+30.9850+129.9000/+30.9845+129.9200/+30.9820+129.9400/+30.9800+129.9450/+30.9757+129.9600/+30.9659+129.9800/+30.9600+129.9881/+30.9571+130.0000/+30.9540+130.0200/+30.9498+130.0400/+30.9400+130.0500/+30.9348+130.0600/+30.9216+130.0800/+30.9200+130.0817/+30.9163+130.1000/+30.9066+130.1200/+30.9000+130.1271/+30.8979+130.1400/+30.8932+130.1600/+30.8800+130.1742/+30.8786+130.1800/+30.8752+130.2000/+30.8600+130.2163/+30.8591+130.2200/+30.8566+130.2400/+30.8400+130.2576/+30.8395+130.2600/+30.8380+130.2800/+30.8200+130.2988/+30.8199+130.3000/+30.8191+130.3200/+30.8000+130.3391/+30.7800+130.3383/+30.7617+130.3200/+30.7603+130.3000/+30.7602+130.2800/+30.7602+130.2600/+30.7602+130.2400/+30.7602+130.2200/+30.7602+130.2000/+30.7601+130.1800/+30.7600+130.1613/+30.7593+130.1600/+30.7514+130.1400/+30.7484+130.1200/+30.7460+130.1000/+30.7444+130.0800/+30.7438+130.0600/+30.7432+130.0400/+30.7430+130.0200/+30.7422+130.0000/+30.7400+129.9918/+30.7297+129.9800/+30.7293+129.9600/+30.7293+129.9400/+30.7297+129.9200/+30.7299+129.9000/+30.7280+129.8800/+30.7282+129.8600/+30.7285+129.8400/+30.7284+129.8200/+30.7284+129.8000/+30.7230+129.7800/+30.7249+129.7600/+30.7268+129.7400/+30.7288+129.7200/+30.7311+129.7000/+30.7331+129.6800/+30.7354+129.6600/+30.7373+129.6400/+30.7389+129.6200/+30.7400+129.6071/+30.7414+129.6000/+30.7481+129.5800/+30.7562+129.5600/+30.7600+129.5513/+30.7750+129.5600/+30.7800+129.5628/+30.8000+129.5746/+30.8012+129.5800/+30.8053+129.6000/+30.8113+129.6200/+30.8163+129.6400/+30.8200+129.6582/+30.8203+129.6600/+30.8236+129.6800/+30.8264+129.7000/+30.8298+129.7200/+30.8327+129.7400/+30.8354+129.7600/+30.8376+129.7800/+30.8334+129.8000/+30.8352+129.8200/+30.8372+129.8400/+30.8387+129.8600/+30.8399+129.8800/+30.8393+129.9000/+30.8400+129.9076/+30.8524+129.9200/+30.8600+129.9345/+30.8652+129.9400/+30.8800+129.9462/+30.9000+129.9430/+30.9011+129.9400/+30.9087+129.9200/+30.9200+129.9092/+30.9262+129.9000/+30.9386+129.8800/+30.9400+129.8772/+30.9534+129.8600/+30.9600+129.8551/+30.9756+129.8600/+30.9800+129.8637/+30.9865+129.8800/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8296+130.2600/+30.8200+130.2697/+30.8182+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7800+130.2822/+30.7778+130.2800/+30.7800+130.2724/+30.7825+130.2600/+30.7971+130.2400/+30.8000+130.2356/+30.8149+130.2400/+30.8200+130.2407/+30.8296+130.2600/ 西 6 鹿児島県三島村 4630300 2026-09-05T00:00:00+09:00 2026-09-05T03:00:00+09:00 降灰 70 +31.1053+129.5600/+31.1080+129.5800/+31.1098+129.6000/+31.1074+129.6200/+31.1050+129.6400/+31.1000+129.6543/+31.0885+129.6600/+31.0800+129.6684/+31.0765+129.6800/+31.0744+129.7000/+31.0753+129.7200/+31.0759+129.7400/+31.0740+129.7600/+31.0687+129.7800/+31.0614+129.8000/+31.0600+129.8026/+31.0482+129.8200/+31.0400+129.8344/+31.0381+129.8400/+31.0337+129.8600/+31.0259+129.8800/+31.0206+129.9000/+31.0200+129.9017/+31.0115+129.9200/+31.0000+129.9345/+30.9964+129.9400/+30.9876+129.9600/+30.9812+129.9800/+30.9800+129.9833/+30.9755+130.0000/+30.9630+130.0200/+30.9600+130.0225/+30.9529+130.0400/+30.9400+130.0543/+30.9378+130.0600/+30.9327+130.0800/+30.9200+130.0966/+30.9189+130.1000/+30.9154+130.1200/+30.9000+130.1390/+30.8995+130.1400/+30.8963+130.1600/+30.8800+130.1798/+30.8799+130.1800/+30.8769+130.2000/+30.8616+130.2200/+30.8600+130.2217/+30.8575+130.2400/+30.8400+130.2596/+30.8399+130.2600/+30.8386+130.2800/+30.8200+130.2997/+30.8200+130.3000/+30.8188+130.3200/+30.8000+130.3388/+30.7800+130.3377/+30.7623+130.3200/+30.7604+130.3000/+30.7603+130.2800/+30.7603+130.2600/+30.7603+130.2400/+30.7604+130.2200/+30.7605+130.2000/+30.7607+130.1800/+30.7609+130.1600/+30.7610+130.1400/+30.7611+130.1200/+30.7613+130.1000/+30.7612+130.0800/+30.7611+130.0600/+30.7609+130.0400/+30.7607+130.0200/+30.7605+130.0000/+30.7600+129.9980/+30.7469+129.9800/+30.7484+129.9600/+30.7503+129.9400/+30.7524+129.9200/+30.7545+129.9000/+30.7562+129.8800/+30.7582+129.8600/+30.7600+129.8442/+30.7602+129.8400/+30.7625+129.8200/+30.7654+129.8000/+30.7647+129.7800/+30.7672+129.7600/+30.7709+129.7400/+30.7757+129.7200/+30.7800+129.7049/+30.7815+129.7000/+30.7859+129.6800/+30.7909+129.6600/+30.7969+129.6400/+30.8000+129.6310/+30.8070+129.6200/+30.8179+129.6000/+30.8200+129.5960/+30.8290+129.5800/+30.8400+129.5631/+30.8600+129.5640/+30.8699+129.5800/+30.8800+129.5990/+30.8805+129.6000/+30.8810+129.6200/+30.8814+129.6400/+30.8829+129.6600/+30.8851+129.6800/+30.8869+129.7000/+30.8890+129.7200/+30.8906+129.7400/+30.8912+129.7600/+30.8911+129.7800/+30.8884+129.8000/+30.8841+129.8200/+30.8800+129.8349/+30.8797+129.8400/+30.8799+129.8600/+30.8800+129.8671/+30.8809+129.8800/+30.8876+129.9000/+30.8870+129.9200/+30.8860+129.9400/+30.8850+129.9600/+30.8841+129.9800/+30.9000+129.9921/+30.9010+129.9800/+30.9056+129.9600/+30.9197+129.9400/+30.9200+129.9397/+30.9259+129.9200/+30.9307+129.9000/+30.9400+129.8802/+30.9401+129.8800/+30.9496+129.8600/+30.9600+129.8471/+30.9619+129.8400/+30.9672+129.8200/+30.9681+129.8000/+30.9749+129.7800/+30.9800+129.7696/+30.9863+129.7600/+31.0000+129.7421/+31.0014+129.7400/+31.0113+129.7200/+31.0200+129.7028/+31.0214+129.7000/+31.0299+129.6800/+31.0400+129.6604/+31.0406+129.6600/+31.0600+129.6405/+31.0609+129.6400/+31.0774+129.6200/+31.0800+129.6091/+31.0814+129.6000/+31.0889+129.5800/+31.0949+129.5600/+31.1000+129.5459/+31.1053+129.5600/ +30.8865+130.0200/+30.8800+130.0327/+30.8784+130.0200/+30.8800+130.0122/+30.8865+130.0200/ 西 80 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8211+130.2400/+30.8292+130.2600/+30.8312+130.2800/+30.8200+130.2912/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7808+130.2800/+30.7844+130.2600/+30.7985+130.2400/+30.8000+130.2374/+30.8200+130.2377/+30.8211+130.2400/ 北西 7 鹿児島県三島村 4630300 2026-09-05T03:00:00+09:00 2026-09-05T06:00:00+09:00 降灰 70 +31.2069+129.5000/+31.2078+129.5200/+31.2084+129.5400/+31.2031+129.5600/+31.2000+129.5648/+31.1800+129.5615/+31.1779+129.5600/+31.1798+129.5400/+31.1800+129.5395/+31.1875+129.5200/+31.1926+129.5000/+31.2000+129.4895/+31.2069+129.5000/ +31.1689+129.5800/+31.1705+129.6000/+31.1642+129.6200/+31.1600+129.6373/+31.1578+129.6400/+31.1400+129.6589/+31.1306+129.6400/+31.1307+129.6200/+31.1307+129.6000/+31.1400+129.5821/+31.1448+129.5800/+31.1600+129.5694/+31.1689+129.5800/ +31.1140+129.6800/+31.1195+129.7000/+31.1140+129.7200/+31.1097+129.7400/+31.1022+129.7600/+31.1000+129.7633/+31.0830+129.7800/+31.0800+129.7924/+31.0790+129.8000/+31.0747+129.8200/+31.0715+129.8400/+31.0656+129.8600/+31.0600+129.8695/+31.0556+129.8800/+31.0400+129.9000/+31.0312+129.9200/+31.0258+129.9400/+31.0200+129.9548/+31.0174+129.9600/+31.0000+129.9787/+30.9993+129.9800/+30.9906+130.0000/+30.9802+130.0200/+30.9800+130.0202/+30.9646+130.0400/+30.9600+130.0431/+30.9529+130.0600/+30.9400+130.0742/+30.9376+130.0800/+30.9319+130.1000/+30.9200+130.1128/+30.9179+130.1200/+30.9123+130.1400/+30.9000+130.1530/+30.8980+130.1600/+30.8920+130.1800/+30.8800+130.1924/+30.8780+130.2000/+30.8681+130.2200/+30.8600+130.2282/+30.8582+130.2400/+30.8450+130.2600/+30.8400+130.2650/+30.8395+130.2800/+30.8295+130.3000/+30.8200+130.3095/+30.8186+130.3200/+30.8000+130.3386/+30.7800+130.3372/+30.7627+130.3200/+30.7605+130.3000/+30.7610+130.2800/+30.7640+130.2600/+30.7785+130.2400/+30.7800+130.2381/+30.7801+130.2200/+30.7803+130.2000/+30.7807+130.1800/+30.7813+130.1600/+30.7825+130.1400/+30.7844+130.1200/+30.7885+130.1000/+30.7913+130.0800/+30.7979+130.0600/+30.8000+130.0531/+30.8008+130.0400/+30.8030+130.0200/+30.8046+130.0000/+30.8029+129.9800/+30.8072+129.9600/+30.8130+129.9400/+30.8200+129.9235/+30.8214+129.9200/+30.8284+129.9000/+30.8341+129.8800/+30.8400+129.8624/+30.8407+129.8600/+30.8495+129.8400/+30.8595+129.8200/+30.8600+129.8192/+30.8747+129.8000/+30.8800+129.7868/+30.8827+129.7800/+30.8992+129.7600/+30.9000+129.7590/+30.9125+129.7400/+30.9200+129.7288/+30.9272+129.7200/+30.9400+129.7076/+30.9485+129.7000/+30.9600+129.6843/+30.9629+129.6800/+30.9777+129.6600/+30.9800+129.6565/+30.9915+129.6400/+31.0000+129.6254/+31.0155+129.6200/+31.0200+129.6165/+31.0282+129.6000/+31.0389+129.5800/+31.0400+129.5774/+31.0424+129.5800/+31.0573+129.6000/+31.0534+129.6200/+31.0499+129.6400/+31.0496+129.6600/+31.0530+129.6800/+31.0571+129.7000/+31.0600+129.7047/+31.0610+129.7000/+31.0682+129.6800/+31.0800+129.6743/+31.1000+129.6719/+31.1140+129.6800/ 北西 90 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8279+130.2600/+30.8310+130.2800/+30.8200+130.2910/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7825+130.2800/+30.7890+130.2600/+30.8000+130.2422/+30.8200+130.2418/+30.8279+130.2600/ 北西 5 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２１時から２４時までは火口から西方向に降灰が予想されます。 　４日１２時から５日６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１２時から１５時まで　北西　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０４日１５時から１８時まで　北西　　　　　　９０ｋｍ　　７ｋｍ　　　　　 　０４日１８時から２１時まで　西　　　　　　　６０ｋｍ　　５ｋｍ　　　　　 　０４日２１時から２４時まで　西　　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０５日００時から０３時まで　西　　　　　　　８０ｋｍ　　７ｋｍ　　　　　 　０５日０３時から０６時まで　北西　　　　　　９０ｋｍ　　５ｋｍ　　　　　 　 　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。