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Event Analysis from NARE-93
850 mb Wind Field


At 18 UTC on August 27 (first figure below) a trough was moving east from the Great Lakes region. The winds at 850 mb over southern New England were weak (generally less than 10 kts) west-southwesterly.

By 18 UTC on August 28 (second figure below), the trough had deepened considerably and the winds at 850 mb over southern New England were generally westerly at 10 to 25 knts.


850 mb winds on 8/27/93 18 UTC 850 mb winds on 8/28/93 18 UTC

850 mb Wind Flags at 1800 UTC, August 27, 1993

850 mb Wind Flags at 1800 UTC, August 28, 1993