2026-07-10T08:00:00Z 通常 気象庁本庁 気象庁 2026-07-10T17:00:00+09:00 2026-07-10T18:00:00+09:00 2026-07-11T12:00:00+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、１０日２１時から２４時までは火口から西方向、１１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 2026-07-10T18:00:00+09:00 2026-07-10T21:00:00+09:00 降灰 70 +31.0667+129.5400/+31.0666+129.5600/+31.0620+129.5800/+31.0600+129.5897/+31.0554+129.6000/+31.0417+129.6200/+31.0400+129.6230/+31.0308+129.6400/+31.0274+129.6600/+31.0256+129.6800/+31.0245+129.7000/+31.0209+129.7200/+31.0200+129.7252/+31.0173+129.7400/+31.0115+129.7600/+31.0003+129.7800/+31.0000+129.7804/+30.9933+129.8000/+30.9888+129.8200/+30.9838+129.8400/+30.9800+129.8521/+30.9767+129.8600/+30.9632+129.8800/+30.9600+129.8851/+30.9569+129.9000/+30.9536+129.9200/+30.9462+129.9400/+30.9400+129.9542/+30.9384+129.9600/+30.9337+129.9800/+30.9286+130.0000/+30.9211+130.0200/+30.9200+130.0210/+30.9000+130.0363/+30.8993+130.0400/+30.8969+130.0600/+30.8923+130.0800/+30.8800+130.0962/+30.8795+130.1000/+30.8780+130.1200/+30.8752+130.1400/+30.8600+130.1587/+30.8599+130.1600/+30.8593+130.1800/+30.8583+130.2000/+30.8496+130.2200/+30.8400+130.2299/+30.8399+130.2400/+30.8398+130.2600/+30.8394+130.2800/+30.8319+130.3000/+30.8200+130.3119/+30.8000+130.3199/+30.7800+130.3194/+30.7606+130.3000/+30.7605+130.2800/+30.7620+130.2600/+30.7800+130.2401/+30.7800+130.2400/+30.7802+130.2200/+30.7804+130.2000/+30.7809+130.1800/+30.7822+130.1600/+30.7846+130.1400/+30.7928+130.1200/+30.8000+130.1079/+30.8006+130.1000/+30.8015+130.0800/+30.8034+130.0600/+30.8069+130.0400/+30.8098+130.0200/+30.8200+130.0011/+30.8204+130.0000/+30.8200+129.9824/+30.8198+129.9800/+30.8200+129.9794/+30.8245+129.9600/+30.8326+129.9400/+30.8400+129.9293/+30.8438+129.9200/+30.8500+129.9000/+30.8539+129.8800/+30.8600+129.8607/+30.8603+129.8600/+30.8718+129.8400/+30.8800+129.8241/+30.8813+129.8200/+30.8891+129.8000/+30.8953+129.7800/+30.9000+129.7739/+30.9073+129.7600/+30.9157+129.7400/+30.9200+129.7294/+30.9245+129.7200/+30.9373+129.7000/+30.9400+129.6950/+30.9512+129.6800/+30.9600+129.6686/+30.9664+129.6600/+30.9774+129.6400/+30.9800+129.6346/+30.9870+129.6200/+30.9966+129.6000/+31.0000+129.5930/+31.0149+129.5800/+31.0200+129.5693/+31.0226+129.5600/+31.0307+129.5400/+31.0400+129.5258/+31.0600+129.5231/+31.0667+129.5400/ 西 80 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8205+130.2800/+30.8200+130.2805/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7841+130.2800/+30.7985+130.2600/+30.8000+130.2574/+30.8065+130.2600/+30.8200+130.2775/+30.8205+130.2800/ 北西 4 鹿児島県三島村 4630300 2026-07-10T21:00:00+09:00 2026-07-11T00:00:00+09:00 降灰 70 +31.0646+129.5400/+31.0653+129.5600/+31.0619+129.5800/+31.0600+129.5934/+31.0583+129.6000/+31.0460+129.6200/+31.0400+129.6334/+31.0372+129.6400/+31.0319+129.6600/+31.0284+129.6800/+31.0261+129.7000/+31.0229+129.7200/+31.0200+129.7392/+31.0199+129.7400/+31.0146+129.7600/+31.0040+129.7800/+31.0000+129.7855/+30.9946+129.8000/+30.9900+129.8200/+30.9850+129.8400/+30.9800+129.8588/+30.9796+129.8600/+30.9706+129.8800/+30.9600+129.8966/+30.9592+129.9000/+30.9553+129.9200/+30.9497+129.9400/+30.9433+129.9600/+30.9400+129.9665/+30.9369+129.9800/+30.9335+130.0000/+30.9294+130.0200/+30.9200+130.0291/+30.9102+130.0400/+30.9000+130.0548/+30.8993+130.0600/+30.8970+130.0800/+30.8914+130.1000/+30.8800+130.1138/+30.8794+130.1200/+30.8783+130.1400/+30.8749+130.1600/+30.8600+130.1767/+30.8598+130.1800/+30.8593+130.2000/+30.8573+130.2200/+30.8400+130.2387/+30.8400+130.2400/+30.8398+130.2600/+30.8396+130.2800/+30.8338+130.3000/+30.8200+130.3138/+30.8000+130.3199/+30.7800+130.3192/+30.7608+130.3000/+30.7610+130.2800/+30.7667+130.2600/+30.7800+130.2457/+30.7801+130.2400/+30.7802+130.2200/+30.7807+130.2000/+30.7822+130.1800/+30.7868+130.1600/+30.7964+130.1400/+30.8000+130.1344/+30.8009+130.1200/+30.8028+130.1000/+30.8058+130.0800/+30.8122+130.0600/+30.8200+130.0427/+30.8203+130.0400/+30.8233+130.0200/+30.8260+130.0000/+30.8246+129.9800/+30.8354+129.9600/+30.8400+129.9538/+30.8436+129.9400/+30.8502+129.9200/+30.8562+129.9000/+30.8572+129.8800/+30.8600+129.8702/+30.8637+129.8600/+30.8755+129.8400/+30.8800+129.8311/+30.8830+129.8200/+30.8893+129.8000/+30.8953+129.7800/+30.9000+129.7740/+30.9068+129.7600/+30.9144+129.7400/+30.9200+129.7257/+30.9227+129.7200/+30.9352+129.7000/+30.9400+129.6905/+30.9479+129.6800/+30.9600+129.6638/+30.9628+129.6600/+30.9732+129.6400/+30.9800+129.6246/+30.9821+129.6200/+30.9912+129.6000/+31.0000+129.5865/+31.0125+129.5800/+31.0200+129.5730/+31.0274+129.5600/+31.0363+129.5400/+31.0400+129.5337/+31.0600+129.5293/+31.0646+129.5400/ 西 80 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8208+130.2600/+30.8239+130.2800/+30.8200+130.2839/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7842+130.2800/+30.7975+130.2600/+30.8000+130.2561/+30.8200+130.2584/+30.8208+130.2600/ 北西 5 鹿児島県三島村 4630300 2026-07-11T00:00:00+09:00 2026-07-11T03:00:00+09:00 降灰 70 +31.1047+129.4800/+31.1080+129.5000/+31.1011+129.5200/+31.1000+129.5231/+31.0870+129.5200/+31.0816+129.5000/+31.0933+129.4800/+31.1000+129.4642/+31.1047+129.4800/ +31.0783+129.5400/+31.0775+129.5600/+31.0761+129.5800/+31.0755+129.6000/+31.0708+129.6200/+31.0666+129.6400/+31.0606+129.6600/+31.0600+129.6615/+31.0496+129.6800/+31.0418+129.7000/+31.0400+129.7043/+31.0356+129.7200/+31.0311+129.7400/+31.0274+129.7600/+31.0234+129.7800/+31.0200+129.7950/+31.0188+129.8000/+31.0086+129.8200/+31.0000+129.8264/+30.9947+129.8400/+30.9920+129.8600/+30.9893+129.8800/+30.9857+129.9000/+30.9800+129.9182/+30.9792+129.9200/+30.9600+129.9352/+30.9584+129.9400/+30.9554+129.9600/+30.9514+129.9800/+30.9446+130.0000/+30.9400+130.0081/+30.9375+130.0200/+30.9200+130.0363/+30.9184+130.0400/+30.9151+130.0600/+30.9039+130.0800/+30.9000+130.0843/+30.8984+130.1000/+30.8951+130.1200/+30.8800+130.1371/+30.8797+130.1400/+30.8788+130.1600/+30.8743+130.1800/+30.8600+130.1949/+30.8597+130.2000/+30.8592+130.2200/+30.8532+130.2400/+30.8400+130.2535/+30.8399+130.2600/+30.8397+130.2800/+30.8361+130.3000/+30.8200+130.3161/+30.8000+130.3199/+30.7800+130.3189/+30.7611+130.3000/+30.7620+130.2800/+30.7800+130.2619/+30.7801+130.2600/+30.7801+130.2400/+30.7805+130.2200/+30.7831+130.2000/+30.8000+130.1818/+30.8002+130.1800/+30.8008+130.1600/+30.8025+130.1400/+30.8085+130.1200/+30.8200+130.1051/+30.8206+130.1000/+30.8224+130.0800/+30.8263+130.0600/+30.8365+130.0400/+30.8400+130.0343/+30.8420+130.0200/+30.8433+130.0000/+30.8460+129.9800/+30.8507+129.9600/+30.8600+129.9400/+30.8600+129.9399/+30.8673+129.9200/+30.8749+129.9000/+30.8800+129.8915/+30.8836+129.8800/+30.8872+129.8600/+30.8936+129.8400/+30.9000+129.8215/+30.9007+129.8200/+30.9100+129.8000/+30.9167+129.7800/+30.9200+129.7708/+30.9248+129.7600/+30.9348+129.7400/+30.9400+129.7301/+30.9464+129.7200/+30.9584+129.7000/+30.9600+129.6965/+30.9660+129.6800/+30.9747+129.6600/+30.9800+129.6488/+30.9848+129.6400/+30.9973+129.6200/+31.0000+129.6165/+31.0138+129.6000/+31.0200+129.5883/+31.0242+129.5800/+31.0336+129.5600/+31.0400+129.5455/+31.0468+129.5400/+31.0600+129.5262/+31.0783+129.5400/ 西 90 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8239+130.2600/+30.8261+130.2800/+30.8200+130.2861/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7839+130.2800/+30.7958+130.2600/+30.8000+130.2547/+30.8200+130.2534/+30.8239+130.2600/ 北西 5 鹿児島県三島村 4630300 2026-07-11T03:00:00+09:00 2026-07-11T06:00:00+09:00 降灰 70 +31.1012+129.5000/+31.1069+129.5200/+31.1088+129.5400/+31.1075+129.5600/+31.1040+129.5800/+31.1008+129.6000/+31.1000+129.6011/+31.0829+129.6200/+31.0800+129.6275/+31.0768+129.6400/+31.0723+129.6600/+31.0665+129.6800/+31.0603+129.7000/+31.0600+129.7006/+31.0495+129.7200/+31.0413+129.7400/+31.0400+129.7439/+31.0368+129.7600/+31.0333+129.7800/+31.0300+129.8000/+31.0241+129.8200/+31.0200+129.8303/+31.0133+129.8400/+31.0000+129.8518/+30.9976+129.8600/+30.9929+129.8800/+30.9896+129.9000/+30.9848+129.9200/+30.9800+129.9355/+30.9763+129.9400/+30.9600+129.9506/+30.9581+129.9600/+30.9542+129.9800/+30.9509+130.0000/+30.9436+130.0200/+30.9400+130.0250/+30.9205+130.0400/+30.9200+130.0404/+30.9178+130.0600/+30.9124+130.0800/+30.9000+130.0943/+30.8992+130.1000/+30.8974+130.1200/+30.8875+130.1400/+30.8800+130.1481/+30.8792+130.1600/+30.8772+130.1800/+30.8600+130.1986/+30.8599+130.2000/+30.8594+130.2200/+30.8571+130.2400/+30.8400+130.2583/+30.8399+130.2600/+30.8398+130.2800/+30.8374+130.3000/+30.8200+130.3174/+30.8000+130.3199/+30.7800+130.3188/+30.7613+130.3000/+30.7624+130.2800/+30.7800+130.2622/+30.7801+130.2600/+30.7801+130.2400/+30.7805+130.2200/+30.7829+130.2000/+30.8000+130.1813/+30.8001+130.1800/+30.8008+130.1600/+30.8024+130.1400/+30.8084+130.1200/+30.8200+130.1038/+30.8205+130.1000/+30.8225+130.0800/+30.8249+130.0600/+30.8321+130.0400/+30.8400+130.0264/+30.8411+130.0200/+30.8439+130.0000/+30.8468+129.9800/+30.8516+129.9600/+30.8595+129.9400/+30.8600+129.9387/+30.8663+129.9200/+30.8742+129.9000/+30.8800+129.8894/+30.8834+129.8800/+30.8880+129.8600/+30.8956+129.8400/+30.9000+129.8267/+30.9028+129.8200/+30.9103+129.8000/+30.9177+129.7800/+30.9200+129.7745/+30.9277+129.7600/+30.9400+129.7408/+30.9406+129.7400/+30.9532+129.7200/+30.9600+129.7108/+30.9663+129.7000/+30.9745+129.6800/+30.9800+129.6691/+30.9853+129.6600/+30.9979+129.6400/+31.0000+129.6369/+31.0134+129.6200/+31.0200+129.6098/+31.0255+129.6000/+31.0366+129.5800/+31.0400+129.5745/+31.0564+129.5600/+31.0600+129.5560/+31.0789+129.5400/+31.0800+129.5387/+31.0918+129.5200/+31.0994+129.5000/+31.1000+129.4988/+31.1012+129.5000/ 北西 80 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8237+130.2600/+30.8302+130.2800/+30.8200+130.2902/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7837+130.2800/+30.7972+130.2600/+30.8000+130.2564/+30.8200+130.2530/+30.8237+130.2600/ 北西 5 鹿児島県三島村 4630300 2026-07-11T06:00:00+09:00 2026-07-11T09:00:00+09:00 降灰 70 +31.1051+129.5200/+31.1070+129.5400/+31.1048+129.5600/+31.1000+129.5778/+31.0977+129.5800/+31.0901+129.6000/+31.0815+129.6200/+31.0800+129.6261/+31.0776+129.6400/+31.0739+129.6600/+31.0693+129.6800/+31.0650+129.7000/+31.0600+129.7156/+31.0583+129.7200/+31.0515+129.7400/+31.0442+129.7600/+31.0400+129.7692/+31.0368+129.7800/+31.0316+129.8000/+31.0260+129.8200/+31.0200+129.8357/+31.0176+129.8400/+31.0000+129.8584/+30.9995+129.8600/+30.9942+129.8800/+30.9912+129.9000/+30.9878+129.9200/+30.9828+129.9400/+30.9800+129.9438/+30.9618+129.9600/+30.9600+129.9617/+30.9561+129.9800/+30.9528+130.0000/+30.9465+130.0200/+30.9400+130.0304/+30.9324+130.0400/+30.9200+130.0501/+30.9183+130.0600/+30.9156+130.0800/+30.9000+130.0997/+30.9000+130.1000/+30.8981+130.1200/+30.8933+130.1400/+30.8800+130.1544/+30.8794+130.1600/+30.8779+130.1800/+30.8631+130.2000/+30.8600+130.2038/+30.8596+130.2200/+30.8580+130.2400/+30.8400+130.2591/+30.8400+130.2600/+30.8398+130.2800/+30.8367+130.3000/+30.8200+130.3167/+30.8000+130.3199/+30.7800+130.3188/+30.7614+130.3000/+30.7630+130.2800/+30.7800+130.2629/+30.7801+130.2600/+30.7802+130.2400/+30.7806+130.2200/+30.7844+130.2000/+30.8000+130.1830/+30.8002+130.1800/+30.8010+130.1600/+30.8030+130.1400/+30.8097+130.1200/+30.8200+130.1071/+30.8209+130.1000/+30.8233+130.0800/+30.8270+130.0600/+30.8383+130.0400/+30.8400+130.0374/+30.8422+130.0200/+30.8438+130.0000/+30.8468+129.9800/+30.8524+129.9600/+30.8600+129.9443/+30.8617+129.9400/+30.8681+129.9200/+30.8739+129.9000/+30.8800+129.8881/+30.8827+129.8800/+30.8880+129.8600/+30.8972+129.8400/+30.9000+129.8314/+30.9048+129.8200/+30.9129+129.8000/+30.9197+129.7800/+30.9200+129.7792/+30.9285+129.7600/+30.9390+129.7400/+30.9400+129.7379/+30.9492+129.7200/+30.9600+129.7023/+30.9612+129.7000/+30.9700+129.6800/+30.9800+129.6613/+30.9808+129.6600/+30.9934+129.6400/+31.0000+129.6314/+31.0117+129.6200/+31.0200+129.6093/+31.0257+129.6000/+31.0362+129.5800/+31.0400+129.5735/+31.0560+129.5600/+31.0600+129.5560/+31.0800+129.5433/+31.0820+129.5400/+31.0942+129.5200/+31.1000+129.5013/+31.1051+129.5200/ 北西 80 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8248+130.2600/+30.8300+130.2800/+30.8200+130.2900/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7831+130.2800/+30.7951+130.2600/+30.8000+130.2536/+30.8200+130.2515/+30.8248+130.2600/ 北西 5 鹿児島県三島村 4630300 2026-07-11T09:00:00+09:00 2026-07-11T12:00:00+09:00 降灰 70 +31.1662+129.5600/+31.1620+129.5800/+31.1603+129.6000/+31.1600+129.6007/+31.1458+129.6200/+31.1400+129.6360/+31.1386+129.6400/+31.1312+129.6600/+31.1248+129.6800/+31.1211+129.7000/+31.1200+129.7031/+31.1134+129.7200/+31.1034+129.7400/+31.1000+129.7450/+31.0934+129.7600/+31.0855+129.7800/+31.0800+129.7968/+31.0791+129.8000/+31.0717+129.8200/+31.0600+129.8399/+31.0600+129.8400/+31.0506+129.8600/+31.0400+129.8685/+31.0336+129.8800/+31.0287+129.9000/+31.0216+129.9200/+31.0200+129.9242/+31.0108+129.9400/+31.0000+129.9496/+30.9966+129.9600/+30.9911+129.9800/+30.9827+130.0000/+30.9800+130.0046/+30.9703+130.0200/+30.9600+130.0285/+30.9574+130.0400/+30.9400+130.0580/+30.9390+130.0600/+30.9349+130.0800/+30.9200+130.0974/+30.9194+130.1000/+30.9167+130.1200/+30.9000+130.1390/+30.8998+130.1400/+30.8978+130.1600/+30.8818+130.1800/+30.8800+130.1819/+30.8791+130.2000/+30.8695+130.2200/+30.8600+130.2300/+30.8596+130.2400/+30.8554+130.2600/+30.8400+130.2758/+30.8399+130.2800/+30.8383+130.3000/+30.8200+130.3183/+30.8000+130.3199/+30.7800+130.3184/+30.7618+130.3000/+30.7671+130.2800/+30.7800+130.2670/+30.7801+130.2600/+30.7805+130.2400/+30.7883+130.2200/+30.8000+130.2083/+30.8004+130.2000/+30.8020+130.1800/+30.8200+130.1601/+30.8200+130.1600/+30.8214+130.1400/+30.8251+130.1200/+30.8400+130.1022/+30.8405+130.1000/+30.8434+130.0800/+30.8521+130.0600/+30.8600+130.0504/+30.8622+130.0400/+30.8665+130.0200/+30.8651+130.0000/+30.8743+129.9800/+30.8800+129.9683/+30.8837+129.9600/+30.8990+129.9400/+30.9000+129.9388/+30.9068+129.9200/+30.9100+129.9000/+30.9200+129.8910/+30.9255+129.8800/+30.9307+129.8600/+30.9395+129.8400/+30.9400+129.8387/+30.9500+129.8200/+30.9600+129.8046/+30.9624+129.8000/+30.9703+129.7800/+30.9800+129.7640/+30.9831+129.7600/+30.9999+129.7400/+31.0000+129.7399/+31.0121+129.7200/+31.0200+129.7077/+31.0251+129.7000/+31.0361+129.6800/+31.0400+129.6744/+31.0548+129.6600/+31.0600+129.6539/+31.0718+129.6400/+31.0800+129.6293/+31.0873+129.6200/+31.1000+129.6042/+31.1105+129.6000/+31.1200+129.5929/+31.1303+129.5800/+31.1389+129.5600/+31.1400+129.5582/+31.1600+129.5469/+31.1662+129.5600/ 北西 80 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8245+130.2600/+30.8321+130.2800/+30.8200+130.2921/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7839+130.2800/+30.7977+130.2600/+30.8000+130.2574/+30.8200+130.2522/+30.8245+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、１０日２１時から２４時までは火口から西方向、１１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。 　１０日１８時から１１日１２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 　１０日１８時から２１時まで　西　　　　　　　８０ｋｍ　　４ｋｍ　　　　　 　１０日２１時から２４時まで　西　　　　　　　８０ｋｍ　　５ｋｍ　　　　　 　１１日００時から０３時まで　西　　　　　　　９０ｋｍ　　５ｋｍ　　　　　 　１１日０３時から０６時まで　北西　　　　　　８０ｋｍ　　５ｋｍ　　　　　 　１１日０６時から０９時まで　北西　　　　　　８０ｋｍ　　５ｋｍ　　　　　 　１１日０９時から１２時まで　北西　　　　　　８０ｋｍ　　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。