Gulf Stream ASCII Data

The data below is provided to the Ocean Prediction Center by the Naval Oceanographic Office (NAVO).

Any special requests noted in the bulletin would only be applicable to US Navy assets.

Data last updated: Fri, Jul 10 2026 21:51 UTC

UNCLAS //N03140//
MSGID/GENADMIN/NAVEASTOCEANCEN//
SUBJ/GULF STREAM FRONTAL ANALYSIS//
REF/A/RMG/NAVEASTOCEANCEN/122122ZJUL93//
AMPN/JOTS ENVIRONMENTAL OVERLAY BCST SCHEDULE//
RMKS/1. GULF STREAM NORTH WALL DATA FOR 10 JUL 26:
 25.1N80.2W 25.2N80.2W 25.3N80.1W 25.4N80.1W 25.6N80.0W 25.7N80.0W
 25.9N80.0W 26.1N80.0W 26.3N80.0W 26.5N80.0W 26.7N79.9W 26.8N79.9W
 26.9N79.9W 27.0N80.0W 27.2N80.0W 27.4N80.1W 27.5N80.1W 27.7N80.1W
 27.8N80.0W 28.0N80.0W 28.2N80.0W 28.3N80.0W 28.5N80.1W 28.6N80.1W
 28.8N80.1W 28.9N80.2W 29.0N80.2W 29.2N80.2W 29.4N80.2W 29.5N80.2W
 29.6N80.2W 29.8N80.2W 29.9N80.1W 30.0N80.1W 30.1N80.1W 30.2N80.1W
 30.3N80.0W 30.4N80.0W 30.5N80.0W 30.6N80.0W 30.7N80.0W 30.8N79.9W
 30.9N79.9W 31.0N79.8W 31.1N79.8W 31.2N79.7W 31.3N79.7W 31.4N79.6W
 31.5N79.6W 31.7N79.5W 31.8N79.4W 31.9N79.3W 31.9N79.2W 32.0N79.1W
 32.0N79.0W 32.1N78.9W 32.2N78.8W 32.2N78.6W 32.3N78.5W 32.3N78.3W
 32.3N78.2W 32.3N78.0W 32.3N77.9W 32.4N77.7W 32.4N77.6W 32.4N77.5W
 32.5N77.4W 32.6N77.2W 32.6N77.2W 32.7N77.1W 32.9N77.1W 33.1N77.1W
 33.2N77.2W 33.4N77.2W 33.5N77.2W 33.6N77.2W 33.8N77.1W 33.8N77.0W
 33.9N76.9W 33.9N76.8W 34.0N76.6W 34.0N76.5W 34.0N76.4W 34.1N76.3W
 34.1N76.2W 34.2N76.1W 34.2N76.0W 34.3N75.9W 34.4N75.8W 34.6N75.7W
 34.7N75.7W 34.8N75.6W 34.9N75.5W 34.9N75.4W 35.0N75.3W 35.1N75.2W
 35.2N75.1W 35.2N75.0W 35.4N74.9W 35.5N74.8W 35.7N74.7W 35.7N74.5W
 35.8N74.4W 35.9N74.3W 36.0N74.2W 36.1N74.1W 36.1N74.0W 36.2N73.9W
 36.2N73.8W 36.3N73.7W 36.4N73.6W 36.4N73.5W 36.6N73.4W 36.6N73.3W
 36.7N73.2W 36.8N73.1W 36.9N73.0W 37.0N72.9W 37.0N72.8W 37.1N72.7W
 37.1N72.6W 37.2N72.5W 37.2N72.5W 37.3N72.4W 37.3N72.2W 37.4N72.1W
 37.5N72.0W 37.6N71.9W 37.6N71.7W 37.6N71.6W 37.7N71.5W 37.8N71.4W
 37.8N71.2W 37.8N71.1W 37.9N71.0W 37.9N70.9W 37.9N70.7W 37.9N70.6W
 38.0N70.5W 38.0N70.4W 38.0N70.2W 38.0N70.1W 37.9N70.0W 37.9N69.9W
 37.9N69.8W 37.8N69.7W 37.8N69.6W 37.8N69.4W 37.8N69.3W 37.8N69.2W
 37.8N69.0W 37.9N68.9W 37.9N68.8W 37.9N68.6W 38.0N68.5W 38.0N68.4W
 38.1N68.3W 38.1N68.2W 38.1N68.1W 38.2N67.9W 38.3N67.9W 38.4N67.8W
 38.5N67.8W 38.7N67.8W 38.8N67.8W 38.9N67.9W 39.0N67.9W 39.1N68.0W
 39.2N68.1W 39.3N68.2W 39.5N68.2W 39.6N68.2W 39.7N68.2W 39.8N68.2W
 40.0N68.3W 40.0N68.3W 40.1N68.4W 40.2N68.4W 40.4N68.3W 40.4N68.1W
 40.5N68.0W 40.5N67.8W 40.4N67.7W 40.4N67.6W 40.4N67.5W 40.4N67.4W
 40.4N67.3W 40.4N67.3W 40.4N67.2W 40.3N67.1W 40.3N67.0W 40.2N66.9W
 40.1N66.8W 40.0N66.7W 39.9N66.7W 39.8N66.7W 39.6N66.6W 39.5N66.6W
 39.3N66.6W 39.2N66.6W 39.1N66.6W 39.0N66.6W 38.9N66.5W 38.8N66.5W
 38.6N66.4W 38.5N66.4W 38.5N66.3W 38.4N66.3W 38.3N66.2W 38.2N66.1W
 38.2N66.0W 38.1N65.8W 38.0N65.7W 37.9N65.6W 37.9N65.5W 37.9N65.3W
 37.8N65.2W 37.8N65.1W 37.8N65.0W 37.7N64.9W 37.7N64.8W 37.7N64.7W
 37.8N64.5W 37.9N64.5W 38.0N64.5W 38.1N64.5W 38.3N64.5W 38.5N64.5W
 38.6N64.5W 38.7N64.5W 38.9N64.5W 39.0N64.4W 39.1N64.4W 39.2N64.3W
 39.2N64.1W 39.3N64.0W 39.4N63.9W 39.5N63.8W 39.6N63.7W 39.7N63.6W
 39.8N63.4W 39.9N63.3W 40.0N63.2W 40.1N63.0W 40.1N62.9W 40.1N62.7W
 40.2N62.6W 40.2N62.5W 40.2N62.4W 40.3N62.3W 40.3N62.2W 40.3N62.1W
 40.4N61.9W 40.4N61.8W 40.4N61.6W 40.4N61.5W 40.3N61.4W 40.2N61.2W
 40.2N61.1W 40.1N61.0W 40.1N60.9W 40.0N60.8W 40.0N60.7W 39.9N60.6W
 39.9N60.5W 39.8N60.4W 39.7N60.3W 39.6N60.2W 39.5N60.2W 39.5N60.1W
 39.4N60.0W 39.4N59.9W 39.3N59.8W 39.2N59.6W 39.1N59.5W 39.1N59.4W
 39.0N59.3W 39.0N59.1W 39.1N59.0W 39.1N58.8W 39.1N58.8W 39.2N58.7W
 39.3N58.5W 39.4N58.4W 39.5N58.4W 39.6N58.4W 39.7N58.3W 39.9N58.4W
 39.9N58.5W 40.0N58.6W 40.0N58.7W 40.1N58.9W 40.2N58.9W 40.3N59.0W
 40.4N59.1W 40.4N59.2W 40.4N59.3W 40.5N59.5W 40.6N59.6W 40.8N59.6W
 40.9N59.6W 41.0N59.6W 41.2N59.6W 41.3N59.4W 41.3N59.3W 41.4N59.1W
 41.4N59.0W 41.4N58.8W 41.4N58.7W 41.4N58.5W 41.4N58.4W 41.4N58.3W
 41.4N58.2W 41.4N58.0W 41.4N57.8W 41.4N57.7W 41.4N57.6W 41.4N57.5W
 41.3N57.4W 41.3N57.3W 41.3N57.2W 41.2N57.1W 41.2N57.0W 41.1N56.8W
 41.0N56.6W 40.8N56.5W 40.7N56.4W 40.6N56.3W 40.6N56.3W 40.5N56.2W
 40.4N56.1W 40.2N56.0W 40.1N56.0W 40.0N55.9W 39.9N55.9W 39.8N55.8W
 39.7N55.8W 39.6N55.7W 39.5N55.6W 39.4N55.5W 39.5N55.4W 39.5N55.3W
 39.5N55.2W 39.5N55.1W 39.5N55.0W 39.5N54.8W 39.6N54.7W 39.6N54.6W
 39.7N54.5W 39.8N54.4W 39.8N54.3W 39.9N54.1W 39.9N54.0W 39.9N53.9W
 40.0N53.8W 40.0N53.7W 40.0N53.6W 40.0N53.4W 40.1N53.3W 40.1N53.2W
 40.1N53.1W 40.1N52.9W 40.1N52.8W 40.1N52.7W 40.1N52.5W 40.1N52.3W
 40.1N52.2W 40.0N52.0W 40.0N51.9W 40.0N51.8W 40.0N51.6W 40.1N51.5W
 40.1N51.3W 40.1N51.2W 40.1N51.1W 40.0N51.0W 40.0N50.9W 40.0N50.8W
 40.0N50.6W 40.1N50.5W 40.1N50.4W 40.1N50.3W 40.1N50.2W 40.2N50.1W
 40.2N49.9W 40.2N49.8W 40.2N49.6W 40.0N49.5W 39.9N49.4W 39.8N49.4W
 39.6N49.3W 39.5N49.3W 39.3N49.2W 39.1N49.1W 39.0N49.1W 38.8N49.1W
 38.7N49.1W 38.6N49.0W 38.5N48.9W 38.4N48.8W 38.2N48.7W 38.2N48.6W
 38.2N48.5W 38.2N48.3W 38.2N48.2W 38.3N48.1W 38.3N48.0W 38.4N47.9W
 38.5N47.8W 38.6N47.7W 38.7N47.5W 38.8N47.5W 39.0N47.4W 39.1N47.4W
 39.2N47.4W 39.4N47.4W 39.6N47.3W 39.6N47.2W 39.6N47.1W 39.7N46.9W
 39.8N46.8W 39.7N46.7W 39.6N46.6W 39.4N46.5W 39.2N46.4W 39.2N46.3W
 39.2N46.2W 39.1N46.0W 39.0N45.9W 38.9N45.9W 38.8N45.7W 38.7N45.6W
 38.6N45.4W 38.5N45.2W 38.4N45.1W 38.3N45.0W 38.2N44.9W 38.1N44.8W
 38.0N44.6W 37.9N44.4W 37.9N44.3W 37.9N44.1W 37.9N43.9W 38.0N43.8W
 38.1N43.7W 38.3N43.6W 38.4N43.6W 38.6N43.7W 38.7N43.8W 38.8N43.9W
 39.0N43.9W 39.1N43.9W 39.2N43.9W 39.3N43.8W 39.5N43.8W 39.6N43.7W
 39.7N43.6W 39.9N43.6W 40.0N43.5W 40.1N43.5W 40.3N43.5W 40.4N43.5W
 40.5N43.5W 40.7N43.5W 40.8N43.6W 40.9N43.7W 41.0N43.8W 41.1N43.9W
 41.2N44.1W 41.2N44.2W 41.2N44.4W 41.2N44.5W 41.1N44.6W 41.0N44.7W
 40.9N44.8W 40.7N44.9W 40.6N44.9W 40.4N44.9W 40.3N45.0W 40.2N45.0W
 40.3N45.2W 40.4N45.2W 40.6N45.3W 40.7N45.3W 40.9N45.3W 41.0N45.3W
 41.2N45.2W 41.3N45.2W 41.4N45.1W 41.5N45.0W 41.7N45.0W 41.8N44.9W
 41.9N44.9W 42.1N44.8W 42.2N44.7W 42.3N44.6W 42.4N44.6W 42.5N44.5W
 42.6N44.4W 42.6N44.3W 42.6N44.1W 42.7N44.0W 42.8N43.9W 42.9N43.7W
GULF STREAM SOUTH WALL DATA FOR 10 JUL 26:
 27.3N78.2W 27.3N78.3W 27.4N78.3W 27.4N78.5W 27.5N78.7W 27.6N78.8W
 27.7N78.8W 27.8N78.9W 27.9N78.9W 28.0N78.9W 28.1N78.8W 28.2N78.8W
 28.3N78.8W 28.4N78.8W 28.6N78.8W 28.8N78.8W 28.9N78.8W 29.0N78.8W
 29.2N78.8W 29.3N78.8W 29.5N78.8W 29.6N78.8W 29.8N78.8W 29.9N78.7W
 30.0N78.6W 30.1N78.6W 30.3N78.4W 30.4N78.3W 30.5N78.2W 30.6N78.1W
 30.7N78.0W 30.8N77.9W 30.9N77.8W 31.0N77.8W 31.2N77.7W 31.3N77.7W
 31.4N77.6W 31.5N77.4W 31.6N77.3W 31.7N77.2W 31.7N77.0W 31.8N76.9W
 31.8N76.8W 32.0N76.7W 32.1N76.7W 32.2N76.6W 32.4N76.6W 32.5N76.4W
 32.6N76.3W 32.7N76.2W 32.9N76.1W 32.9N76.0W 33.0N75.9W 33.1N75.7W
 33.2N75.6W 33.2N75.4W 33.3N75.3W 33.4N75.2W 33.5N75.1W 33.7N74.9W
 33.8N74.9W 33.9N74.8W 34.0N74.7W 34.1N74.7W 34.2N74.6W 34.3N74.4W
 34.3N74.3W 34.4N74.2W 34.4N74.1W 34.5N74.0W 34.6N73.9W 34.7N73.9W
 34.8N73.8W 34.9N73.8W 35.0N73.8W 35.2N73.7W 35.3N73.6W 35.4N73.5W
 35.5N73.3W 35.6N73.2W 35.8N73.0W 35.9N72.9W 35.9N72.8W 36.0N72.7W
 36.1N72.6W 36.2N72.5W 36.2N72.3W 36.3N72.1W 36.3N72.0W 36.4N71.8W
 36.5N71.7W 36.6N71.6W 36.7N71.4W 36.8N71.3W 36.9N71.2W 36.9N71.1W
 37.0N71.0W 37.1N70.8W 37.1N70.7W 37.1N70.6W 37.1N70.5W 37.1N70.4W
 37.1N70.2W 37.1N70.1W 37.1N70.0W 37.1N69.9W 37.0N69.8W 37.0N69.6W
 37.0N69.5W 36.9N69.3W 36.8N69.2W 36.8N69.1W 36.7N69.0W 36.7N68.9W
 36.7N68.7W 36.8N68.6W 36.9N68.5W 37.0N68.4W 37.1N68.3W 37.1N68.1W
 37.0N68.0W 37.1N67.8W 37.1N67.7W 37.2N67.6W 37.3N67.4W 37.4N67.3W
 37.5N67.2W 37.5N67.0W 37.5N66.9W 37.4N66.8W 37.3N66.7W 37.2N66.6W
 37.1N66.5W 37.0N66.3W 37.0N66.2W 37.0N66.1W 37.0N66.0W 36.9N65.8W
 36.9N65.7W 36.9N65.6W 36.8N65.4W 36.8N65.3W 36.7N65.2W 36.7N65.0W
 36.7N64.8W 36.7N64.6W 36.7N64.5W 36.7N64.4W 36.7N64.2W 36.6N64.1W
 36.7N64.0W 36.7N63.9W 36.8N63.8W 36.9N63.8W 37.1N63.8W 37.2N63.8W
 37.3N63.7W 37.4N63.6W 37.5N63.5W 37.6N63.4W 37.7N63.4W 37.9N63.4W
 38.0N63.4W 38.2N63.3W 38.3N63.3W 38.5N63.3W 38.6N63.4W 38.7N63.3W
 38.9N63.2W 39.0N63.1W 39.1N62.9W 39.2N62.8W 39.2N62.7W 39.3N62.6W
 39.4N62.4W 39.4N62.3W 39.5N62.2W 39.6N62.0W 39.7N61.9W 39.7N61.7W
 39.7N61.5W 39.7N61.3W 39.6N61.2W 39.5N61.2W 39.4N61.2W 39.2N61.1W
 39.2N60.9W 39.3N60.8W 39.3N60.7W 39.3N60.6W 39.2N60.6W 39.1N60.5W
 39.1N60.4W 39.0N60.4W 38.8N60.3W 38.7N60.2W 38.6N60.1W 38.6N60.0W
 38.5N59.8W 38.5N59.7W 38.5N59.6W 38.4N59.4W 38.4N59.3W 38.3N59.2W
 38.3N59.1W 38.3N58.9W 38.4N58.8W 38.4N58.7W 38.5N58.6W 38.6N58.4W
 38.7N58.3W 38.8N58.3W 38.8N58.2W 38.9N58.1W 39.0N58.0W 39.1N57.9W
 39.1N57.8W 39.1N57.7W 39.0N57.6W 38.9N57.5W 38.8N57.6W 38.7N57.6W
 38.6N57.6W 38.5N57.6W 38.4N57.5W 38.2N57.5W 38.1N57.5W 38.0N57.4W
 38.0N57.3W 38.1N57.1W 38.2N57.1W 38.3N57.0W 38.4N57.0W 38.5N57.0W
 38.7N56.9W 38.8N56.8W 39.0N56.8W 39.1N56.8W 39.3N56.8W 39.4N56.9W
 39.5N56.9W 39.6N57.0W 39.7N57.1W 39.8N57.2W 39.9N57.2W 40.0N57.3W
 40.1N57.4W 40.2N57.6W 40.2N57.7W 40.3N57.8W 40.3N58.0W 40.4N58.1W
2.  FRONTAL DATA BASED ON MAX SURFACE TEMPERATURE CHANGE OVER 10 NM
FROM DETAILED ANALYSES OF IR SATELLITES.
ABSOLUTE LOCATIONS OF FEATURES DEPEND UPON LOCAL EFFECTS AND TIME
SINCE OBSERVATION.
3.  FULL NORTH ATLANTIC OCEAN FRONT ANALYSIS AVAIL VIA OTCIXS IAW
REF A.  TAILORED AUTODIN SUPPORT AVAIL FROM ORIG ON SPECIAL
REQUEST.//

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Note: Any special requests noted in the bulletin would only be applicable to US Navy assets.