103rd meridian west
The meridian 103° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.
In the United States, the border between New Mexico and Oklahoma is defined by the meridian.
The 103rd meridian west forms a great circle with the 77th meridian east.
From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 103rd meridian west passes through:
Co-ordinates Country, territory or sea Notes 90°0′N 103°0′W / 90.000°N 103.000°W / 90.000; -103.000 (Arctic Ocean) Arctic Ocean 79°15′N 103°0′W / 79.250°N 103.000°W / 79.250; -103.000 (Canada) Canada Nunavut — Ellef Ringnes Island and Thor Island 78°9′N 103°0′W / 78.150°N 103.000°W / 78.150; -103.000 (Maclean Strait) Maclean Strait 77°40′N 103°0′W / 77.667°N 103.000°W / 77.667; -103.000 Unnamed waterbody 76°27′N 103°0′W / 76.450°N 103.000°W / 76.450; -103.000 (Canada) Canada Nunavut — Cameron Island, Île Vanier, Massey Island and Alexander Island 75°33′N 103°0′W / 75.550°N 103.000°W / 75.550; -103.000 (Austin Channel) Austin Channel 75°25′N 103°0′W / 75.417°N 103.000°W / 75.417; -103.000 (Parry Channel) Parry Channel Viscount Melville Sound 73°10′N 103°0′W / 73.167°N 103.000°W / 73.167; -103.000 (M'Clintock Channel) M'Clintock Channel Passing just west of Prince of Wales Island, Nunavut, Canada (at 72°46′N 102°44′W / 72.767°N 102.733°W / 72.767; -102.733 (Prince of Wales Island)) 70°41′N 103°0′W / 70.683°N 103.000°W / 70.683; -103.000 (Canada) Canada Nunavut — Victoria 68°48′N 103°0′W / 68.800°N 103.000°W / 68.800; -103.000 (Queen Maud Gulf) Queen Maud Gulf 67°54′N 103°0′W / 67.900°N 103.000°W / 67.900; -103.000 (Canada) Canada Nunavut
Northwest Territories — from 64°19′N 103°0′W / 64.317°N 103.000°W / 64.317; -103.000 (Northwest Territories)
Saskatchewan — from 60°0′N 103°0′W / 60.000°N 103.000°W / 60.000; -103.000 (Saskatchewan)49°0′N 103°0′W / 49.000°N 103.000°W / 49.000; -103.000 (United States) United States North Dakota
South Dakota — from 45°57′N 103°0′W / 45.950°N 103.000°W / 45.950; -103.000 (South Dakota)
Nebraska — from 43°0′N 103°0′W / 43.000°N 103.000°W / 43.000; -103.000 (Nebraska)
Colorado — from 41°0′N 103°0′W / 41.000°N 103.000°W / 41.000; -103.000 (Colorado)
New Mexico / Oklahoma border — from 37°0′N 103°0′W / 37.000°N 103.000°W / 37.000; -103.000 (New Mexico/Oklahoma border)
Texas — from 36°30′N 103°0′W / 36.500°N 103.000°W / 36.500; -103.000 (Texas)29°9′N 103°0′W / 29.150°N 103.000°W / 29.150; -103.000 (Mexico) Mexico Coahuila
Durango — from 24°47′N 103°0′W / 24.783°N 103.000°W / 24.783; -103.000 (Durango)
Zacatecas — from 24°26′N 103°0′W / 24.433°N 103.000°W / 24.433; -103.000 (Zacatecas)
Jalisco — from 21°17′N 103°0′W / 21.283°N 103.000°W / 21.283; -103.000 (Jalisco)
Michoacán — from 20°11′N 103°0′W / 20.183°N 103.000°W / 20.183; -103.000 (Michoacán)
Jalisco — from 19°58′N 103°0′W / 19.967°N 103.000°W / 19.967; -103.000 (Jalisco), passing through Lake Chapala
Michoacán — from 19°3′N 103°0′W / 19.050°N 103.000°W / 19.050; -103.000 (Michoacán)18°10′N 103°0′W / 18.167°N 103.000°W / 18.167; -103.000 (Pacific Ocean) Pacific Ocean 60°0′S 103°0′W / 60.000°S 103.000°W / -60.000; -103.000 (Southern Ocean) Southern Ocean 72°21′S 103°0′W / 72.350°S 103.000°W / -72.350; -103.000 (Antarctica) Antarctica Unclaimed territory 73°15′S 103°0′W / 73.250°S 103.000°W / -73.250; -103.000 (Southern Ocean) Southern Ocean Amundsen Sea 74°52′S 103°0′W / 74.867°S 103.000°W / -74.867; -103.000 (Antarctica) Antarctica Unclaimed territory