2026-08-06T20:00:00Z 通常 気象庁本庁 気象庁 2026-08-07T05:00:00+09:00 2026-08-07T06:00:00+09:00 2026-08-08T00:00:00+09:00 503 発表 1 降灰予報 1.1_0 　現在、阿蘇山は噴火警戒レベル２（火口周辺規制）です。阿蘇山で噴火が発生した場合には、７日０９時から１２時までは火口から西方向、７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 阿蘇山 503 降灰 70 福岡県大牟田市 4020200 福岡県柳川市 4020700 福岡県みやま市 4022900 佐賀県鹿島市 4120700 佐賀県太良町 4144100 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県長洲町 4336800 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県高森町 4342800 熊本県西原村 4343200 熊本県南阿蘇村 4343300 小さな噴石の落下 75 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 降灰予報（定時） 06 阿蘇山 503 +3253.07+13106.23+1592/ 降灰 70 福岡県大牟田市 4020200 福岡県柳川市 4020700 福岡県みやま市 4022900 佐賀県鹿島市 4120700 佐賀県太良町 4144100 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県長洲町 4336800 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県高森町 4342800 熊本県西原村 4343200 熊本県南阿蘇村 4343300 小さな噴石の落下 75 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 2026-08-07T06:00:00+09:00 2026-08-07T09:00:00+09:00 降灰 70 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西 70 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県長洲町 4336800 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県西原村 4343200 熊本県南阿蘇村 4343300 小さな噴石の落下 75 1 +32.9045+131.0200/+32.9133+131.0400/+32.9181+131.0600/+32.9000+131.0781/+32.8988+131.0800/+32.8800+131.0988/+32.8612+131.0800/+32.8616+131.0600/+32.8679+131.0400/+32.8800+131.0214/+32.8858+131.0200/+32.9000+131.0087/+32.9045+131.0200/ 西 6 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 2026-08-07T09:00:00+09:00 2026-08-07T12:00:00+09:00 降灰 70 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西 70 福岡県大牟田市 4020200 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県長洲町 4336800 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県南阿蘇村 4343300 小さな噴石の落下 75 1 +32.9042+131.0200/+32.9125+131.0400/+32.9180+131.0600/+32.9186+131.0800/+32.9000+131.0986/+32.8800+131.0988/+32.8612+131.0800/+32.8617+131.0600/+32.8691+131.0400/+32.8800+131.0252/+32.8922+131.0200/+32.9000+131.0119/+32.9042+131.0200/ 西 6 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 2026-08-07T12:00:00+09:00 2026-08-07T15:00:00+09:00 降灰 70 +33.0250+130.1200/+33.0301+130.1400/+33.0232+130.1600/+33.0200+130.1644/+33.0103+130.1800/+33.0007+130.2000/+33.0000+130.2042/+32.9990+130.2000/+32.9906+130.1800/+32.9854+130.1600/+32.9863+130.1400/+32.9925+130.1200/+32.9990+130.1000/+33.0000+130.0986/+33.0074+130.1000/+33.0200+130.1106/+33.0250+130.1200/ 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西 90 福岡県大牟田市 4020200 佐賀県鹿島市 4120700 佐賀県太良町 4144100 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県長洲町 4336800 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県南阿蘇村 4343300 小さな噴石の落下 75 1 +32.9105+131.0400/+32.9177+131.0600/+32.9173+131.0800/+32.9000+131.0973/+32.8800+131.0988/+32.8612+131.0800/+32.8625+131.0600/+32.8766+131.0400/+32.8800+131.0351/+32.9000+131.0223/+32.9105+131.0400/ 西 5 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 2026-08-07T15:00:00+09:00 2026-08-07T18:00:00+09:00 降灰 70 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+33.0170+130.1400/+33.0133+130.1600/+33.0008+130.1800/+33.0000+130.1816/+32.9996+130.1800/+32.9955+130.1600/+32.9968+130.1400/+33.0000+130.1305/+33.0170+130.1400/ 西 90 福岡県大牟田市 4020200 佐賀県太良町 4144100 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県長洲町 4336800 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県高森町 4342800 熊本県南阿蘇村 4343300 小さな噴石の落下 75 1 +32.9113+131.0400/+32.9175+131.0600/+32.9179+131.0800/+32.9000+131.0979/+32.8800+131.0988/+32.8612+131.0800/+32.8621+131.0600/+32.8733+131.0400/+32.8800+131.0317/+32.9000+131.0222/+32.9113+131.0400/ 西 5 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 2026-08-07T18:00:00+09:00 2026-08-07T21:00:00+09:00 降灰 70 +33.0629+130.3200/+33.0669+130.3400/+33.0695+130.3600/+33.0712+130.3800/+33.0726+130.4000/+33.0713+130.4200/+33.0700+130.4400/+33.0678+130.4600/+33.0643+130.4800/+33.0604+130.5000/+33.0600+130.5015/+33.0552+130.5200/+33.0511+130.5400/+33.0479+130.5600/+33.0454+130.5800/+33.0400+130.5880/+33.0368+130.6000/+33.0346+130.6200/+33.0327+130.6400/+33.0312+130.6600/+33.0295+130.6800/+33.0200+130.6972/+33.0183+130.7000/+33.0123+130.7200/+33.0000+130.7386/+32.9998+130.7400/+32.9970+130.7600/+32.9954+130.7800/+32.9800+130.7958/+32.9782+130.8000/+32.9755+130.8200/+32.9688+130.8400/+32.9600+130.8528/+32.9595+130.8600/+32.9583+130.8800/+32.9577+130.9000/+32.9561+130.9200/+32.9514+130.9400/+32.9431+130.9600/+32.9400+130.9641/+32.9398+130.9800/+32.9395+131.0000/+32.9392+131.0200/+32.9366+131.0400/+32.9200+131.0572/+32.9199+131.0600/+32.9197+131.0800/+32.9000+131.0999/+32.8919+131.1000/+32.8800+131.1081/+32.8719+131.1000/+32.8602+131.0800/+32.8601+131.0600/+32.8601+131.0400/+32.8603+131.0200/+32.8610+131.0000/+32.8632+130.9800/+32.8700+130.9600/+32.8800+130.9464/+32.8802+130.9400/+32.8804+130.9200/+32.8813+130.9000/+32.8823+130.8800/+32.8831+130.8600/+32.8864+130.8400/+32.8958+130.8200/+32.9000+130.8123/+32.9009+130.8000/+32.9026+130.7800/+32.9000+130.7614/+32.8990+130.7600/+32.9000+130.7576/+32.9031+130.7400/+32.9080+130.7200/+32.9147+130.7000/+32.9200+130.6841/+32.9210+130.6800/+32.9238+130.6600/+32.9286+130.6400/+32.9320+130.6200/+32.9379+130.6000/+32.9400+130.5883/+32.9417+130.5800/+32.9472+130.5600/+32.9543+130.5400/+32.9600+130.5245/+32.9612+130.5200/+32.9670+130.5000/+32.9714+130.4800/+32.9771+130.4600/+32.9800+130.4501/+32.9834+130.4400/+32.9901+130.4200/+32.9992+130.4000/+33.0000+130.3970/+33.0069+130.3800/+33.0152+130.3600/+33.0200+130.3501/+33.0248+130.3400/+33.0347+130.3200/+33.0400+130.3083/+33.0600+130.3089/+33.0629+130.3200/ 西 70 福岡県大牟田市 4020200 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県玉東町 4336400 熊本県南関町 4336700 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県高森町 4342800 熊本県南阿蘇村 4343300 小さな噴石の落下 75 1 +32.9162+131.0400/+32.9176+131.0600/+32.9185+131.0800/+32.9000+131.0985/+32.8800+131.0988/+32.8612+131.0800/+32.8624+131.0600/+32.8800+131.0411/+32.8868+131.0400/+32.9000+131.0235/+32.9162+131.0400/ 西 5 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 2026-08-07T21:00:00+09:00 2026-08-08T00:00:00+09:00 降灰 70 +33.1083+130.2800/+33.1154+130.3000/+33.1165+130.3200/+33.1173+130.3400/+33.1165+130.3600/+33.1142+130.3800/+33.1119+130.4000/+33.1089+130.4200/+33.1055+130.4400/+33.1002+130.4600/+33.1000+130.4606/+33.0951+130.4800/+33.0924+130.5000/+33.0895+130.5200/+33.0873+130.5400/+33.0850+130.5600/+33.0817+130.5800/+33.0800+130.5888/+33.0773+130.6000/+33.0653+130.6200/+33.0603+130.6400/+33.0600+130.6410/+33.0494+130.6600/+33.0400+130.6687/+33.0372+130.6800/+33.0328+130.7000/+33.0294+130.7200/+33.0235+130.7400/+33.0200+130.7466/+33.0128+130.7600/+33.0000+130.7750/+32.9993+130.7800/+32.9917+130.8000/+32.9800+130.8142/+32.9791+130.8200/+32.9771+130.8400/+32.9715+130.8600/+32.9600+130.8745/+32.9595+130.8800/+32.9589+130.9000/+32.9583+130.9200/+32.9565+130.9400/+32.9528+130.9600/+32.9400+130.9771/+32.9399+130.9800/+32.9397+131.0000/+32.9395+131.0200/+32.9384+131.0400/+32.9200+131.0591/+32.9200+131.0600/+32.9197+131.0800/+32.9000+131.0998/+32.8857+131.1000/+32.8800+131.1039/+32.8761+131.1000/+32.8602+131.0800/+32.8601+131.0600/+32.8602+131.0400/+32.8604+131.0200/+32.8615+131.0000/+32.8655+130.9800/+32.8800+130.9624/+32.8801+130.9600/+32.8805+130.9400/+32.8809+130.9200/+32.8823+130.9000/+32.8855+130.8800/+32.8893+130.8600/+32.9000+130.8411/+32.9001+130.8400/+32.9022+130.8200/+32.9040+130.8000/+32.9114+130.7800/+32.9074+130.7600/+32.9126+130.7400/+32.9200+130.7240/+32.9216+130.7200/+32.9352+130.7000/+32.9400+130.6926/+32.9421+130.6800/+32.9400+130.6694/+32.9351+130.6600/+32.9400+130.6483/+32.9453+130.6400/+32.9587+130.6200/+32.9600+130.6188/+32.9669+130.6000/+32.9713+130.5800/+32.9744+130.5600/+32.9795+130.5400/+32.9800+130.5387/+32.9895+130.5200/+33.0000+130.5073/+33.0041+130.5000/+33.0107+130.4800/+33.0180+130.4600/+33.0200+130.4534/+33.0245+130.4400/+33.0308+130.4200/+33.0396+130.4000/+33.0400+130.3988/+33.0516+130.3800/+33.0600+130.3645/+33.0628+130.3600/+33.0702+130.3400/+33.0754+130.3200/+33.0800+130.3007/+33.0802+130.3000/+33.0907+130.2800/+33.1000+130.2638/+33.1083+130.2800/ 西 80 福岡県大牟田市 4020200 福岡県柳川市 4020700 福岡県みやま市 4022900 熊本県熊本市 4310000 熊本県荒尾市 4320400 熊本県玉名市 4320600 熊本県山鹿市 4320800 熊本県菊池市 4321000 熊本県阿蘇市 4321400 熊本県合志市 4321600 熊本県南関町 4336700 熊本県和水町 4336900 熊本県大津町 4340300 熊本県菊陽町 4340400 熊本県高森町 4342800 熊本県南阿蘇村 4343300 小さな噴石の落下 75 1 +32.9146+131.0400/+32.9179+131.0600/+32.9186+131.0800/+32.9000+131.0986/+32.8800+131.0988/+32.8612+131.0800/+32.8627+131.0600/+32.8800+131.0417/+32.8870+131.0400/+32.9000+131.0217/+32.9146+131.0400/ 西 5 熊本県阿蘇市 4321400 熊本県南阿蘇村 4343300 　現在、阿蘇山は噴火警戒レベル２（火口周辺規制）です。阿蘇山で噴火が発生した場合には、７日０９時から１２時までは火口から西方向、７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。 　７日６時から７日２４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 　０７日０６時から０９時まで　西　　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０７日０９時から１２時まで　西　　　　　　　７０ｋｍ　　６ｋｍ　　　　　 　０７日１２時から１５時まで　西　　　　　　　９０ｋｍ　　５ｋｍ　　　　　 　０７日１５時から１８時まで　西　　　　　　　９０ｋｍ　　５ｋｍ　　　　　 　０７日１８時から２１時まで　西　　　　　　　７０ｋｍ　　５ｋｍ　　　　　 　０７日２１時から２４時まで　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。 　熊本県　：熊本市、荒尾市、玉名市、山鹿市、菊池市、阿蘇市、合志市、玉東町、南関町、長洲町、 　　　　　和水町、大津町、菊陽町、西原村、南阿蘇村、高森町 　福岡県　：大牟田市、柳川市、みやま市 　佐賀県　：鹿島市、太良町 　 　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。