2014 ೥ࠜࣨߴைࡂ֐ใࠂ౉෦༃‫ݑ‬ɾԐ౉ѥ༝ະ๺ւಓେֶେֶӃ޻ֶ‫ڀݚ‬Ӄ
ฏ੒ 28 ೥ 1 ݄ 27 ೔֓ཁ2014 ೥ 12 ݄ 16 ೔͔Β 18 ೔ʹ͔͚ͯɼൃୡͨ͠Թଳ௿‫ؾ‬ѹʢര஄௿‫ؾ‬ѹʣͷ௨աʹ൐͍ɼ๺ւಓ͸๫෩ઇɼߴ೾Λ൐͏େߥΕͷ‫ؾ‬৅Լʹஔ͔Εͨɽ͜ͷര஄௿‫ؾ‬ѹͷ੎ྗ͸୆෩Ϩϕϧ·Ͱൃୡ͠ɼ͜ͷӨ‫ Ͱڹ‬12 ݄ 17 ೔ະ໌͔ΒւਫҐ্͕ঢͨࠜࣨ͠ࢢͰߴை͕‫؍‬ଌ͞Εͨɽ͜ͷߴைʹΑΔਁਫ͸ɼࠜࣨߓɼࠜࣨࢢ֗஍‫ͼٴ‬Տ‫ޱ‬Ҭʹ޿͕Γɼ‫ݐ‬෺ɼ‫ࢪۀړ‬ઃɼࣗಈं౳ʹ༗ҙͳ෺తඃ֐Λ༩͑ͨɽຊใࠂ͸ɼࡂ֐ͷ௚‫ߴͨͬߦʹޙ‬ைਁਫͷ‫ݱ‬஍‫؍‬ଌ݁ՌʹՃ͑ɼ‫ؾ‬৅ɼւ৅ͷ෼ੳΛ‫ͯܦ‬ɼ2014 ೥ࠜࣨߴைΠϕϯτͷࡂ֐ϝΧχζϜΛ໌Β͔ʹ͢Δ΋ͷͰ͋Δɽ

1͸͡Ίʹ೔ຊͰ͸ա‫౓زʹڈ‬΋୆෩ʹ༠ൃ͞Εͨߴை͕ൃੜ͍ͯ͠Δ [9, 15]ɽ1959 ೥ɼ୆෩ Veraʢҏ੎࿷୆෩ʣʹΑΔߴை͸ɼҏ੎࿷ւ‫͞ߴʹۙ෇؛‬໿ 4 m ʹ‫޿Ϳٴ‬ҬͳਁਫΛൃੜͤ͞ɼࠃ಺࠷ѱͱͳΔߴைʹΑΔਓతඃ֐Λ‫ه‬࿥͍ͯ͠Δ [2]. ·ͨۙ೥Ͱ͸ɼ1999 Bart ͱ 2004 Chaba ʹΑΔߴை͕ւ‫ਁ؛‬ਫඃ֐Λ༩͍͑ͯΔ [6, 11]ɽ ௨ৗɼೆ༸͔Β๺্͠೔ຊ΁౸ୡ͢Δ୆෩͸ਰ͑ͳ͕Β๺౦΁ਐ࿏Λม͑ΔͨΊɼ๺ւಓ͸୆෩ͷ‫ܦ‬࿏͔Β֎ΕΔ͜ͱ͕ଟ͍ͨΊ [5]ɼա‫ʹڈ‬༗ҙͳߴைʹΑΔඃࡂΛ͏͚ͨ͜ͱ
͸ͳ͘ɼ·ͨͦΕ‫ނ‬ɼߴைରࡦ͸औΒΕ͍ͯͳ͔ͬͨɽ

2014 ೥ 12 ݄ 16 ೔ɼ࢛ࠃԭʹ͋ͬͨԹଳੑ௿‫ؾ‬ѹ͸య‫ܕ‬తͳౙ‫ܕ‬ͷ‫ؾ‬ѹ഑ஔʹΑͬͯ‫ٸ‬଎ʹൃୡͤ͞ΒΕͳ͕Βɼଠฏ༸্Λ๺౦ʹҠಈ͠ɼ12݄ 17 ೔๺ւಓͷࠜࣨ൒ౡʹ౸ୡͨ࣌͠·Ͱͷ 1 ೔ؒͰɼͦͷத৺‫ؾ‬ѹ͸
1006hPa ͔Β 946hPa ·Ͱͷ‫ٸ‬଎ͳ௿ԼΛ‫ه‬࿥ͨ͠ (ਤ 3 ࢀর)ɽ ࠜࣨ൒ౡதԝʹҐஔ͢ΔࠜࣨࢢͰ͸ɼࢢ֗஍ʢւ‫؛‬ொɼ໻ੜொɼ྘ொʣͷਁਫඃ֐͕‫؍‬ଌ͞Εɼߓ࿷۠Ҭɼਫ࢈ࢪઃɼ‫ړ‬ધɼॅ୐ɼࣗಈंͳͲ໿ 20 ԯԁͷ෺తඃ֐͕ੜͨ͡ɽ1ਤ 1: 2014 ೥ࠜࣨߴைͷඃࡂ஍.
๺੢ଠฏ༸ʹ໘͢Δ๺౦ΞδΞͷւ‫Ͱ؛‬͸ɼա‫ʹڈ‬ౙ‫ق‬ͷߴை͸ຆͲ‫؍‬ଌ͞Ε͍ͯͳ͍Ұํɼ๺ւ΍๺౦େ੢༸ʹ໘͢ΔϤʔϩούͷւ‫͚͓ʹ؛‬Δౙ‫ߴق‬ைࡂ֐͸ଟ͘ใࠂ͞Ε͍ͯΔ [13, 1, 17]. Langenberg [14] ͸ɼ๺ւԊ‫Ͱ؛‬ͷౙ‫ൃʹق‬ୡ͢Δ௿‫ؾ‬ѹʹΑΔ༗ҙͳւਫҐ্ঢͷൃੜස౓ͷ૿Ճͷಛ௃Λใࠂ͠ɼ͜Ε͕஍‫ٿ‬ԹஆԽʹΑͬͯଅਐ͞ΕΔ‫ީؾ‬มಈͱͷؔ܎Λࢦఠ͍ͯ͠Δɽ஍‫ٿ‬ԹஆԽ͕೤ଳੑ௿‫ؾ‬ѹʹΑͬͯӨ‫ڹ‬Λड͚Δ஍ҬͷߴҢ౓Խ͕ଅਐ͞Ε͍ͯΔࣄ࣮͸ [12]ɼ‫ق‬અͱ͸ແؔ܎ʹൃୡ͢Δ‫୺ۃ‬‫ؾ‬৅‫ݱ‬৅ͷස౓ͷকདྷతͳมԽΛࣔࠦ͢Δ΋ͷͰ͋Δɽ࣮ࡍɼౙ‫ق‬๺ଠฏ༸্ͷൃୡͨ͠Թଳ௿‫ؾ‬ѹͷ਺͸ɼ೥ 0.21 ͷׂ߹Ͱ૿Ճ͠ɼ·ͨ༠ൃ͞ΕΔ෩଎ɼ೾࿘ͷ೾ߴ΋·ͨ૿Ճ܏޲Λ‫ه‬࿥͍ͯ͠Δ [7]. Iwao et al. [10]͸ɼ੢ଠฏ༸ɼಛʹ೔ຊۙւҬͰ‫ٸ‬଎ʹൃୡ͢Δౙ‫ق‬Թଳੑ௿‫ؾ‬ѹͷൃੜͷ૿Ճ܏޲Λใࠂ͍ͯ͠ΔɽຊߘͰใࠂ͢ΔߴைΠϕϯτΛ༠ൃͨ͠ౙ‫ق‬ετʔϜ͸ɼ͜ΕΒࢦఠ͞Ε͍ͯΔ‫ީؾ‬มಈʹΑͬͯӨ‫͞ڹ‬Εͨൃੜ཰ͷ૿Ճ܏޲ͱؔ܎͍ͯ͠ΔՄೳੑ͕͋Δɽա‫ڈ‬ͷ೔ຊʹ͓͚ΔߴைͷຆͲ͸୆෩௨աʹΑΔҟৗைҐʹ‫ى‬Ҽ͢Δ΋ͷͰ͋ͬͨҰํɼ୆෩͸௨ৗ߽ӍΛ൐͏ͨΊɼҟৗைҐʹՃ͑ɼ߱ਫ‫ٴ‬ͼՏ઒൙ཞ͕௥Ճͷ֎ྗͱͯ͠ਁਫඃ֐Λ֦େ͢Δಛ௃͕͋Δɽྫ͑͹ɼϛγγοϐ઒΁ͷߴைͷ૎্ͱ߽ӍʹΑΔ൙ཞʹΑΔྨࣅͷਁਫ‫ߏػ‬͸ɼ2005 ೥ϋϦέʔϯ Katrina ʹΑΔࡂ֐ʹ͓͍ͯ΋‫؍‬ଌ͞Ε͍ͯΔ [3]ɽ Ұํɼ߱ਫΛຆͲ൐Θͳ͍Թଳੑ௿‫ؾ‬ѹ͕Ҿ͖‫ ͨ͜͠ى‬2014 ೥ࠜࣨߴை͸ɼਁਫ͕‫ؾ‬৅ைͱఱจைͷΈʹΑͬͯҾ͖‫͜͞ى‬Εɼ಺ਫɼՏ઒൙ཞͷӨ‫ڹ‬2ਤ 2: Nowphas ࠜࣨߓ‫ݧ‬ை‫ه‬࿥.

ਤ 3: ‫ؾ‬৅ிϝιεέʔϧ༧ใ‫ʹࢉܭ‬ΑΔര஄௿‫ؾ‬ѹͷ‫ي‬ಓ (ࠨ) ͱத৺‫ؾ‬ѹ (ӈ)ɽAMeDAS ࠜࣨ‫؍‬ଌॴͷҐஔ͕ࣔ͞Ε͍ͯΔɽ
͕ͳ͍ͱ͍͏ɼ͜Ε·Ͱͷ୆෩ʹΑΔߴைͱ͸ҟͳΔಛ௃Λ༩͑Δ݁Ռͱ
ͳͬͨɽSaruwatari et al. [16] ͸ɼ2014 ೥ࠜࣨߴைࡂ֐ͷ‫ݱ‬஍ௐࠪɼ‫ؾ‬৅෼ੳΛߦ͍ɼ‫ͦʹط‬ͷಛ௃Λใࠂ͍ͯ͠Δɽຊߘ͸ɼSaruwatari et al.
[16] ʹै͍ɼ2014 ೥ࠜࣨߴைࡂ֐ͷ֓ཁΛఏࣔ͢Δ΋ͷͰ͋Δɽ2‫ؾ‬৅ֶతಛ௃ຊষͰ͸ɼைҐฒͼʹ‫ؾ‬৅৚݅ͷ‫͔఺؍‬Β 2014 ࠜࣨߴைࡂ֐ͷൃੜ‫ػ‬ߏʹ͍ͭͯٞ࿦͢Δɽࠜࣨߓͷ‫ݧ‬ை‫ه‬࿥ʹΑΔͱ (ਤ 2)ɼ12 ݄ 17 ೔ະ໌͔Βঃʑʹ૿Ճͨ͠ைҐ͸ɼಉ೔ 6:00 ʹߓͷ‫؛‬นϨϕϧ (113 cm) Λ௒͑ɼ7:00 ʹ͸‫ٸ‬଎ͳਫ3

ਤ 4: AMeDAS ࠜࣨ‫؍‬ଌॴʹ͓͚Δ‫݁ࢉܭ‬Ռ (྘) ͱ AMeDAS ‫؍‬ଌσʔλ (੨) ͷൺֱʀւ໘Ґஔʹ͓͚Δ‫ؾ‬ѹ (a), ෩଎ (b)ɼ෩޲ (c).
Ґ্ঢ͕‫؍‬ଌ͞Ε͍ͯΔɽ࠷େைҐ Hm = 204 cm ͸ 8:40 ࠒʹൃੜ͠ɼ͜ͷ࣌ͷఱจைҐ͸ Ht = 41 cm Ͱ͋ͬͨɽ͜ΕΒͷࠩͰ͋Δ࠷େ‫ؾ‬৅ைҐ͸ɼHw = 163 cm ͱ‫ੵݟ‬΋ΒΕΔɽ͜ͷ‫ؾ‬৅ைͷओҼͱͳΔඃࡂ஍पลͷ‫ؾ‬ѹɼ෩଎෼෍ͷมԽΛ‫ؾ‬৅ிϝιεέʔϧϞσϧʹΑΔ༧ใ‫݁ࢉܭ‬Ռ[8] Λ࢖ͬͯ෼ੳ͢Δ.
ਤ 3 ͸ɼߴைΛҾ͖‫ͨ͜͠ى‬ര஄௿‫ؾ‬ѹͷத৺Ґஔͷ‫ي‬ಓʢࠨʣɼத৺‫ؾ‬ѹͷ༧ใ‫ࢉܭ‬஋ʢӈʣΛද͍ͯ͠Δ. 2014 ೥ 12 ݄ 17 ೔ͷૣேʢ‫ޕ‬લ 3:00 – 8:00ʣɼ௿‫ؾ‬ѹ͸ࠜࣨԭ΁޲ͬͯҠಈ͠ͳ͕Βଠฏ༸্Ͱஶ͘͠ൃୡ͢Δ͜ͱ͕Θ͔Δɽ6:00 ͔Β 13:00 ʹࢸΔ·Ͱ 950hPa ΛԼճΔத৺‫ؾ‬ѹ͕‫ܧ‬ଓ͠ɼര஄௿‫ؾ‬ѹ͕ඃࡂ஍ʹ࠷઀ۙ͢Δ 8:00 ʹ࠷௿த৺‫ؾ‬ѹ
946.5hPa Λ‫ه‬࿥ͨ͠ɽ͜ΕΑΓ੩తେ‫ؾ‬ѹͷ௿Լʹ൐͏ւਫ໘ͷ‫্͛ٵ‬͕࠷େ໿ 65 cm ఔ౓Ͱ͋ͬͨ͜ͱ͕‫ੵݟ‬΋ΒΕΔɽ‫ؾ‬৅ிϝιεέʔϧϞσϧ༧ใ‫ ͱࢉܭ‬AMeDAS ‫؍‬ଌσʔλͷ྆ऀ͸ɼࠜࣨ AMeDAS ‫؍‬ଌॴͷҐஔʹ͓͍ͯɼ8:00 ʹ໿ 952hPa ͷ࠷௿‫ؾ‬ѹΛࣔͯ͠Δ.
ਤ 5 ͸ɼ෩଎෼෍ฒͼʹ‫ؾ‬ѹͷ౳ߴઢΛද͍ͯ͠Δɽ6:00 ʹࠜࣨ࿷্ʹ౦ΑΓͷ෩͕୎ӽ͢ΔҰํɼ7:00 ʹ͸๺౦΁ɼ͞Βʹ‫ٸ‬଎ͳւਫ໘্ঢ͕‫ݱ‬ΕΔ 8:00 ʹ͸๺ΑΓ΁ͱ෩޲͕มΘΔʢਤ 4) ɽ͜ͷ‫͍͓ͯʹؒظ‬ɼࠜࣨ൒ౡԭͷ޿ҬͰ 20 ms−1 Λ௒͑Δ๺ΑΓͷ‫ڧ‬෩͸ɼࠜࣨ൒ౡͷࠜࣨ࿷‫͏͔޲΁؛‬ਧૹྲྀΛ‫ۦ‬ಈ͢Δɽ͜ͷࠜࣨ࿷Ͱೆ΁ͱྲྀΕΔਧૹྲྀ͸ࠜࣨ൒ౡͰःΒΕΔͨΊɼ൒ౡ๺ଆͷւ‫Ͱ؛‬͸ྲྀೖ͢Δ࣭ྔϑϥοΫεʹΑͬͯւਫ໘্͕ঢ͢Δɽ‫ݧ‬ை‫ه‬࿥ʹΑΔͱɼਧૹྲྀͷःஅʹ‫ى‬Ҽ͢ΔਫҐ্ঢ͸ɼHc = Hw − Hs = 98 cm ͱେຌ‫ੵݟ‬΋Δ͜ͱ͕Ͱ͖Δ (ਤ 2)ɽ͜͜
Ͱ Hs ͸ɼ‫ؾ‬ѹͷ௿Լʹ‫ى‬Ҽ͢Δ‫ޮ্͛ٵ‬ՌʹΑΔਫҐ্ঢͰ͋Δɽ෩޲͕๺੢͔Β੢޲͖΁ͱมΘΔ 9:00 ͔Β 10:00 ʹ͔͚ͯɼ଺ཹͨ͠ਫմ͕
౦޲͖ͷϑϥοΫεͱͯ͠ྲྀग़͢ΔͨΊɼࠜࣨ൒ౡ๺‫؛‬ͷਫҐ͸‫ٸ‬଎ʹ௿Լ͢Δ.
ࠜࣨࢢͰ͸ɼ6:00 ͔Β 9:00 ʹ͔͚ͯ 1.5mm ҎԼͷ࣌ؒ߱ਫྔ͕‫؍‬ଌ͞

4

ਤ 5: ‫ؾ‬ѹͱւ্ 10m ෩଎ϕΫτϧ෼෍.
Ε͍ͯΔҰํɼߴைΠϕϯτΛ௨ͯ͠Տ઒ͷ൙ཞ͸ൃੜ͠ͳ͔ͬͨɽա‫ڈ‬ʹൃੜͨ͠୆෩ʹΑΔߴைͰ͸߽Ӎ‫ͦͼٴ‬Εʹ൐͏ߑਫ͕ൃੜ͢Δ΋ͷ͕ຆͲͰ͋Γɼւ໘্ঢ΍ߴ೾ͳͲւ༸ੑͷҼࢠ͚ͩͰͳ͘಺ਫͷ൙ཞ͕ෳ߹తʹؔ܎͢Δෳࡶͳࡂ֐෼ੳ͕ඞཁͱͳΔɽຊ‫؍‬ଌσʔλ͸ɼ߱ਫʹ൐͏Ө‫ڹ‬Λഉআ͠ɼւ༸ੑҼࢠͷΈʹϑΥʔΧεͨ͠ߴைϞσϧΛ‫͢ূݕ‬Δ্Ͱ༗༻ͱߟ͑Δɽͳ͓ɼര஄௿‫ؾ‬ѹ͸ɼౙ‫ܕ‬ͷ‫ؾ‬ѹ഑ஔͷԼ܏ѹੑʹ൐ͬͯɼ‫ۦ‬ಈɼ‫ڧ‬Խ͞ΕΔ΋ͷͰ͋Γɼ௿Ң౓Ͱͷւ໘͔Βͷ೤‫ʹڅڙ‬Αͬͯൃୡ͠๺্͢Δʹैͬͯ੎ྗ͕௿Լ͢Δ୆෩ͱ͸‫ؾ‬৅ֶతಛ௃͸શ͘ҟͳΔɽଈͪɼ๺౦ΞδΞʹ͓͍ͯɼര஄௿‫ؾ‬ѹ͸ɼ୆෩ΑΓ΋ߴ͍ߴைϦεΫΛ༩͑Δ΋ͷͱߟ͑Δɽ

3ਁਫௐࠪ

2014 ೥ࠜࣨߴை͸ɼࠜࣨࢢ֗஍ͷඪߴͷ௿͍஍Ҭ‫ͼٴ‬Տ‫ޱ‬Ҭʹਁਫඃ֐Λ༩͑ͨɽຊষͰ͸ඃࡂ௚‫ਁͨͬߦʹޙ‬ਫௐࠪ݁ՌΛఏࣔ͠ɼͦͷಛ௃Λ֓આ͢Δɽ

5ਤ 6: ඃࡂ‫ޙ‬ͷࠜࣨࢢ֗஍ͷ༷ࢠʀ(a, b) ਁਫͨ͠ॅ୐΍ళฮ, (c) ଧ্ͪ͛ΒΕ༌ૹ͞Εͨ‫נ‬᛽΍‫ړ‬ધ, (d) ่յͨ͠෺ஔ (ࣸਅΛࡱӨͨ͠৔ॴ͸ਤ 9 ʹ‫͢ࡌه‬Δ).

3.1‫؍‬ଌํ๏‫ݱ‬஍‫؍‬ଌʹ͋ͨͬͯɼ2014 ೥ࠜࣨߴைௐࠪνʔϜʢ౉෦༃‫ݑ‬ɼԐ౉ѥ
༝ະɼAdriano Coutinho de Limaɼ৽઒ཧɼҎ্๺ւಓେֶॴଐʀՃ౻խ໵ɼ۴࿏޻‫ߴۀ‬౳ઐ໳ֶߍॴଐʣ͕ඃࡂ௚‫ʹޙ‬૊৫͞Εɼࠜࣨࢢࢢ֗ɼࠜࣨߓɼࢢ֗஍ͷ੢ʹҐஔ͢ΔϋολϦ઒Տ‫ޱ‬पลΛର৅ʹ 2014 ೥ 12 ݄ 19೔͔Β 21 ೔ʹ౉ΓਁਫҬͷϨϕϧଌྔΛߦͬͨɽ‫؍‬ଌ࣌ʹ͸ඃࡂ஍Λਁਫͨ͠ւਫ͸‫׬‬શʹҾ͍͍͕ͯͨɼߴைͷ૎্ʹΑͬͯ༌ૹ͞Εͨଟ਺ͷ‫נ‬᛽͕ख͔ͭͣͰ࢒ଘ͠ (ਤ 6 ‫ ͼٴ‬ਤ 7)ɼ‫ݐ‬଄෺ͷࠟ੻ઢʢ΢ΥʔλʔϚʔΫʣ΋֬ೝ͢Δ͜ͱ͕Ͱ͖ͨ (ਤ 6 a)ɽ૎্‫ݶ‬քʹԊͬͯ࢒͞Ε͍ͯΔ‫נ‬᛽ͷҐஔΛ GPS Ͱ‫ܭ‬ଌ͠ (ਤ 7 a ‫ ͼٴ‬b)ɼਁਫߴ͸΢ΥʔλʔϚʔΫͷߴ͞Λɼ૎্ߴ͸‫נ‬᛽ҐஔͷඪߴΛϨϕϧଌྔʹΑͬͯ‫ܭ‬ଌͨ͠ɽ‫ܭ‬ଌ࣌ࠁʹ͓͚ΔைҐΛ‫ج‬४ͱͯ͠‫؍‬ଌ஋ͷิਖ਼Λߦͬͨɽ

3.2‫؍‬ଌ݁Ռද 1 ͸ɼࠜࣨࢢ֗ɼࠜࣨߓͷ‫؍‬ଌ఺ʹ͓͚Δਁਫɾ૎্ߴΛද͢ɽ‫؍‬ଌ఺ฒͼʹରԠ͢Δ૎্‫ݶ‬քΛද 2 ʹ·ͱΊΔɽ ࢢ֗஍ɼߓ࿷۠Ҭͷ௿஍

6ਤ 7: ߴைͷ૎্Ͱ༌ૹ͞Εͨ‫נ‬᛽ʢ஍఺ 4 (a) ਤ 8 ࢀরʣɼӽ೾ʹΑͬͯଧ্ͪ͛ΒΕͨ‫נ‬᛽ʢ஍఺ 8 (b) ਤ 9 ࢀরʣ, ϋολϦ઒Λ௨ͯ͠ߴை૎্ʹΑͬͯ༌ૹ͞Εͨ‫נ‬᛽΍ϒΠ (c), ਁਫԼͰුྗʹΑͬͯҾ͖ൈ͔ΕͨՏ‫؛‬ͷ໦੡ϕϯν (d) (ਤ 10 ࢀর).

ਤ 8: ࠜࣨߓʹ͓͚Δ૎্‫ݶ‬քઢ (੺) ͱ‫؍‬ଌ஍఺. ஍఺ 6 - 8 ͷਁਫਂ͸
ද 1 ʹ‫ه‬ड़͢Δ. ࣸਅ͕ࡱӨ͞Εͨ৔ॴͱ‫ݧ‬ைॴͷ৔ॴΛ‫͢ࡌه‬Δɽ

7

ද 1: ૎্ߴͱਁਫߴ (TP)
‫؍‬ଌ
஍Ҭ໻ੜ
ொ
໻ੜ
ொ
໻ੜ
ொ
໻ੜொ
໻ੜ
ொ
ࠜࣨ
ߓ
ࠜࣨ
ߓ
ࠜࣨ
ߓ
*1*2‫؍‬Ң౓ʢ๺Ңʣଌ఺*1
1
43◦ 19’54.599”‫౓ܦ‬ʢ౦‫ܦ‬ʣ

λΠ
ϓ

ਁਫɾ૎্
ߴ (m)

‫ؾ‬৅ைҐ
(m)*2145◦ 34’26.843”

ਁਫ1.861.42

2

43◦ 19’56.250”

145◦ 34’29.622”

ਁਫ

1.80

1.36

3

43◦ 19’58.501”

145◦ 34’40.084”

ਁਫ2.141.69

443◦ 19’57.014”

145◦ 34’43.558”

૎্

1.96

1.52

5

43◦ 20’3.160”

145◦ 34’39.896”

૎্2.291.84

643◦ 20’37.515”

145◦ 35’10.262”

૎্2.081.64

743◦ 20’20.252”

145◦ 35’7.577”

૎্

2.24

1.80

8

43◦ 20’47.224”

145◦ 35’1.795”

ӽ೾3.553.10

஍఺൪߸͸ ਤ 8 ͱ ਤ 9 ͷ൪߸ʹରԠ͢Δ.
‫ہ‬஍‫ؾ‬৅ைҐ͸ɼ(ਁਫߴ) - (࠷େਫҐ͕ൃੜͨ࣌͠ࠁͷఱจைҐ) Ͱ‫ੵݟ‬΋ΒΕΔ.

ද 2: ૎্‫ݶ‬ք‫؍‬ଌ஍Ҭ

Site*1 Ң౓ʢ๺Ңʣ໻ੜொ໻ੜொ໻ੜொ
໻ੜொ໻ੜொ໻ੜொ໻ੜொ
໻ੜொ໻ੜொࠜࣨߓࠜࣨߓࠜࣨߓϋολϦ઒ϋολϦ઒
ϋολϦ઒
ϋολϦ઒

4910111213
1415
16
678
17
18
1920

*1

43◦ 19’57.014”
43◦ 19’57.295”
43◦ 19’59.322”
43◦ 20’1.036”
43◦ 20’1.115”
43◦ 19’55.794”
43◦ 19’55.085”
43◦ 19’55.225”
43◦ 19’56.010”
43◦ 20’37.515”
43◦ 20’20.252”
43◦ 20’47.224”
43◦ 19’30.371”
43◦ 19’18.689”
43◦ 19’20.136”
43◦ 19’4.458”‫౓ܦ‬ʢ౦‫ܦ‬ʣ

145◦ 34’43.558”
145◦ 34’48.472”
145◦ 34’47.496”
145◦ 34’45.552”
145◦ 34’40.418”
145◦ 34’39.929”
145◦ 34’37.515”
145◦ 34’34.846”
145◦ 34’31.728”
145◦ 35’10.262”
145◦ 35’7.577”
145◦ 35’1.795”
145◦ 34’5.394”
145◦ 34’14.696”
145◦ 34’13.343”
145◦ 34’14.164”

஍఺൪߸͸ ਤ 8ɼਤ 9ɼਤ 10 ͷ൪߸ʹରԠ͢Δ.

8ਤ 9: ࠜࣨࢢ֗஍ʹ͓͚Δ૎্‫ݶ‬քઢ (੺) ͱ‫؍‬ଌ஍఺. ஍఺ 1 - 5 ͷਁਫਂ͸ද 1 ʹ‫ه‬ड़͢Δ. ࣸਅ͕ࡱӨ͞Εͨ৔ॴΛ‫͢ࡌه‬Δɽ
ʹҐஔ͢Δ໿ 15 ha ʹ౉ͬͯฏ‫ ۉ‬2.2 m ͷਁਫ (͜ͷ಺ɼ‫ؾ‬৅ை੒෼͸ 1.8m (T.P.), ਤ 8) ͕֬ೝ͞ΕͨɽҰํɼࠜࣨߓͷ‫؍‬ଌ஍఺ 8 ͷւ‫؛‬అ๷എ‫ ͍͓ͯʹޙ‬T.P. 3.55 m ͷҐஔʹ໌֬ͳ‫נ‬᛽ͷ࢒ଘΛ֬ೝ͍ͯ͠Δ (ਤ 8‫ ͼٴ‬ਤ 7 b)ɽ͜ͷ஍఺ͷਁਫ͸ɼଞͷ‫؍‬ଌ஍఺Ͱ‫؍‬ଌ͞Εͨ࠷େਁਫߴ
ΑΓ 1 m Ҏ্ߴ͍ඪߴʹҐஔ͓ͯ͠Γ (ද 1 ͷ஍఺ 6 ‫ ͼٴ‬7 ࢀর)ɼఱจ
ைɼ‫্͛ٵ‬ɼਧૹྲྀͷःஅʹΑΔਫҐ্ঢʹՃ͑ɼߴ೾ͷఅ๷͔Βͷӽ೾ʹΑΔւਫྲྀೖ͕ൃੜ͍ͯͨ͠΋ͷͱߟ͑ΒΕΔɽͳ͓ɼଞͷ‫؍‬ଌ఺Ͱ͸ӽ೾ʹΑΔਁਫ͸‫؍‬ଌ͞Εͳ͔ͬͨɽߓ࿷ʹ‫ݐ‬ઃ͞Ε͍ͯΔෳ਺ͷ๷೾అ͕๺ΑΓͷߴ೾ͷඃࡂ஍΁ͷ఻ୡΛ๷͗ɼӽ೾ʹΑΔ௥ՃͷਁਫฒͼʹͦΕʹΑΔඃ֐Λ્ࢭͨ͠΋ͷͱߟ͑Δɽ
ਤ 9 ͸ɼ‫ݦ‬ஶͳਁਫඃ֐͕ൃੜͨࠜࣨ͠ࢢ֗ʢ໻ੜொɼ྘ொʣͷ૎্‫ݶ‬քͷ෼෍Λද͍ͯ͠Δɽߴை൙ཞ͸֗࿏Λ௨ͯ͡޿͕Γɼচ্ਫਂɼ‫ړ‬ધɼ‫΁۩ړ‬ͷඃ֐ɼԼਫಓͷด࠹ͳͲ෺తඃ֐ΛҾ͖‫( ͨ͜͠ى‬ਤ 6)ɽ૬ରతʹඪߴͷ௿͍໿ 7 ha ͷࢢ֗஍ʹ 1.8-2.1 m ͷਁਫ͕‫؍‬ଌ͞Εͨɽͳ͓ɼࠜࣨߓɼࠜࣨࢢ֗஍ͷਁਫ‫ͼٴ‬૎্ߴͷ‫؍‬ଌ஋͸ࠜࣨߓͷ‫ݧ‬ை‫ه‬࿥ʹΑΔ࠷େைҐ (Hm = 204 cm) ͱໃ६͸ͳ͘ɼ‫ہ‬஍తͳมಈ ± 20 cm ఔ౓Λ΋ͬͯ૎্ͨ͠΋ͷͱߟ͑Δɽ
ߴை൙ཞ͸ࢢ֗஍ͷ੢ଆւ‫ʹ؛‬Ґஔ͢Δິொɼ੢඿ொΛྲྀΕΔϋολϦ
઒Տ‫ޱ‬ɼԼྲྀҬʹ͓͍ͯ΋‫؍‬ଌ͞Εͨ (ਤ 7 c ‫ ͼٴ‬d)ɽߴைΠϕϯτ࣌ͷ࣌ؒ߱ਫྔʢ߱ઇʣ͸ 1.5 mm ҎԼͰ͋ΓɼՏ઒൙ཞ͸ൃੜ͠ͳ͔ͬͨɽ

9ਤ 10: ϋολϦ઒ʹͦͬͨ૎্Λ֬ೝͨ͠৔ॴ (੺) ͱ‫؍‬ଌ஍఺. ਁਫҬΛ‫Ͱؙ‬ғΜͰ͍Δɽ‫נ‬᛽͕֬ೝ͞Εͨ৔ॴΛද 2 ʹ‫ه‬ड़͢Δ. ࣸਅ͕ࡱӨ͞Εͨ৔ॴΛ‫͢ࡌه‬Δɽߴை͸Տ‫͔ޱ‬Β໿ 1 km ʹ౉ͬͯՏ઒಺Λ૎্͠ɼਁਫ൙ཞΛҾ͖‫͜͠ى‬ͨࠟ੻Λ֬ೝͨ͠ (ਤ 10)ɽ୆෩ɼϋϦέʔϯ౳೤ଳੑ௿‫ؾ‬ѹ͸௨ৗ߽ӍͱՏ઒൙ཞΛ൐͏ͨΊ [3, 4]ɼ൙ཞͷ‫ݪ‬ҼɼߴைͷՏ઒૎্Λಛఆ͢Δ͜
ͱ͕ࠔ೉ͱͳΔɽ͔͠͠ͳ͕Βɼ͜Ε͸જࡏతʹւ‫͔؛‬Β཭Εͨ஍Ҭʹ͓͍ͯਁਫΛҾ͖‫͜͠ى‬ɼ൙ཞϦεΫΛ૿େͤ͞ΔͨΊɼকདྷͷߴைΠϕϯτʹର͢Δ‫ܯ‬ใɼආ೉ରࡦʹ͓͍ͯߟྀ͢΂͖ϑΝΫλʔͱߟ͑Δɽ

4·ͱΊ

2014 ೥ࠜࣨߴைࡂ֐ͷ‫ݱ‬஍‫؍‬ଌɼ‫ؾ‬৅෼ੳ݁ՌΛใࠂͨ͠ɽࠜࣨߓͰ‫؍‬ଌ͞Εͨ࠷େைҐʹର͠ɼ‫ؾ‬৅ை੒෼ͷ֎ྗϑΝΫλʔ͸ɼେ‫ؾ‬ѹͷ௿Լʹ൐͏‫্͛ٵ‬ਫҐ্ঢ੒෼ Hs = 65 cmɼਧૹྲྀͷࠜࣨ൒ౡʹΑΔःஅ
ʹ൐͏੒෼ Hc = 98 cmɼͦͯ͠ఱจைҐ Ht = 41 cm ͱ‫ੵݟ‬΋ΒΕΔɽࠜࣨࢢ಺ͷඪߴͷ௿͍ࢢ֗஍ɼߓ࿷पลͷτʔλϧ 22 ha ʹ౉ΔਁਫҬ͕‫؍‬ଌ͞Εͨɽࠜࣨߓɼࢢ֗஍ʹ͓͍ͯ‫ܭ‬ଌ͞Εͨਁਫߴɼ૎্ߴͷಛ௃͸ࠜࣨߓ‫ݧ‬ைॴͰ‫؍‬ଌ͞Εͨ࠷େਫҐͱໃ६ͳ͘આ໌Ͱ͖Δɽࢢ಺ΛྲྀΕΔϋολϦ઒΁ͷߴைͷ૎্ɼՏ‫ޱ‬ฒͼʹԼྲྀ෦ʹ͓͚Δ൙ཞɼਁਫ͕‫؍‬ଌ͞Εͨɽര஄௿‫ؾ‬ѹΛର৅ͱͨ͠ɼ‫ࡂݮ‬ରࡦɼߴைࡂ֐Ϟσϧͷվྑɼࡂ10֐γφϦΦͷ‫ݕ‬౼͕ඞཁͰ͋Δɽࢀߟจ‫ݙ‬[1] Bertin, X., Bruneau, N., Breilh, J-F, Fortunato, A.B. andKarpytchev, M. [2012] “ Importance of Wave Age and Resonancein Storm Surges: The Case Xynthia, Bay of Biscay”, Ocean Modelling, 42, 16–30.
[2] Bessho K., Nakazawa T., Kamahori H., Shindo E., Hara M., Kunii M., Kohno N. [2010], Re-analysis/prediction of typhoon Vera
(1954): REVERA, 29th Conf. on Hurricanes and Tropical Meteorology, 16C.1.
[3] Dietrich, J.C., Bunya, S., Westerink, J.J., Ebersole, B.A., Smith,J.M., Atkinson, J.H., Jensen, R., Resio, D.T., Luettich, R.A.,
Dawson, C., Cardone, V.J., Cox. A.T., Powell, M.D., Westerink,H.J. and Roberts, H.J. [2010] “A High-Resolution Coupled Riverine Flow, Tide, Wind, Wind Wave, and Storm Surge Model forSouthern Louisiana and Mississippi. Part II: Synoptic Description
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Ayeyarwady River Delta”, Indian Ocean Tropical Cyclones andClimate Change, 295–303.
[5] Elsner, J. B., and Liu K.[2003], “Examining the ENSO-typhoon hypothesis”, Climate Research, 25, 43 – 54.
[6] Fujii, T., Maeda, J., Ishida, N. and Hayashi, T. [2002] “An analysisof a pressure pattern in severe Typhoon Bart hitting the JapaneseIslands in 1999 and a comparison of the gradient wind with theobserved surface wind”, J. Wind Eng. Ind. Aerod., 90, 1555–1568.
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