North America - Pressure tendency (hPa last 3 hours)
Thursday 29 Sep 2016 16:00 BST

Stations: 2518 SLP tendency
Yorkton Airport (498 m, Saskatchewan) - 1.2
Yorkton Airport (498 m, Saskatchewan) - 1.3
Yoho National Park (1615 m, British Columbia) - 0.0
Yohin (204 m, Northwest Territories) - 0.3
Yellowknife Airport (206 m, Northwest Territories) - 0.4
Yeager Airport (299 m, West-Virginia) - 0.5
Yarmouth Airport (46 m, Nova Scotia) - 1.2
Wynyard (560 m, Saskatchewan) - 0.8
Wreckhouse (33 m, Newfoundland) - 2.2
Woodstock (218 m, New Brunswick) - 0.4
Winterland (29 m, Newfoundland) - 3.3
Winnipeg A Cs (239 m, Manitoba) - 0.4
Windsor Airport (190 m, Ontario) - 3.1
Wilmington Intl. Airport (10 m, North Carolina) - 1.8
Willow Creek 1 (1402 m, Alberta) - 0.1
Williams Lake Airport (942 m, British Columbia) - 0.2
Will Rogers World Airport (398 m, Oklahoma) - 2.0
Wilkes-Barre/Scranton Intl. Airport (289 m, Pennsylvania) - 1.7
Wiarton Airport (223 m, Ontario) - 1.0
Whitehorse (707 m, California) - 1.2
Whitecourt Airport (785 m, Alberta) - 0.5
White Rock Campbell Scientific (13 m, British Columbia) - 0.7
Weyburn (589 m, Saskatchewan) - 0.5
Western Islands (191 m, Ontario) - 0.8
Western Head (10 m, Nova Scotia) - 0.9
West Vancouver (178 m, British Columbia) - 0.7
Welland Pelham (178 m, Ontario) - 1.3
Welcome Island (AUT) (209 m, Ontario) - 1.0
Wawa (287 m, Ontario) - 1.3
Watson Lake Airport (690 m, Yukon) - 0.3
Watrous East (526 m, Saskatchewan) - 0.2
Waterloo Well AP (315 m, Ontario) - 1.2
Waskesiu Lake (569 m, Saskatchewan) - 1.0
Waseca (640 m, California) - 0.2
Wasagaming (627 m, Manitoba) - 0.2
Warfield (567 m, British Columbia) - 0.4
Wainwright Cfb Airfield 21 (686 m, Alberta) - 0.3
Wager Bay (18 m, Northwest Territories) - 2.4
Wabush Airport (551 m, Newfoundland) - 1.0
Violet Grove (903 m, Alberta) - 0.5
Vineland Station RCS (79 m, Ontario) - 1.5
Villeneuve Airport (270 m, Alberta) - 0.3
Victoria Uni. Campbell Scientific (49 m, British Columbia) - 0.4
Victoria Gonzales (70 m, British Columbia) - 0.4
Victoria (IAP) (19 m, British Columbia) - 0.5
Vernon (482 m, British Columbia) - 0.4
Vegreville (639 m, Alberta) - 0.1
Vauxhall (779 m, Alberta) - 0.7
Vancouver Sea Island Ccg (2 m, California) - 0.8
Vancouver Airport (4 m, British Columbia) - 0.8
Val-d'Or (337 m, California) - 0.8
Val-d'Or (345 m, Quebec) - 0.8
Val Marie Southeast (785 m, Saskatchewan) - 0.1
Uxbridge (375 m, Ontario) - 0.9
Uranium City (321 m, Saskatchewan) - 0.1
Upsala (489 m, Ontario) - 0.7
Upper Stewiacke Rcs (24 m, Nova Scotia) - 0.6
Twillingate (AUT) (92 m, Newfoundland) - 1.4
Tuktut Nogait (552 m, Northwest Territories) - 1.6
Tuktoyaktuk (5 m, Northwest Territories) - 3.0
Tukialik Bay (683 m, Newfoundland) - 0.4
Trois-Rivières (6 m, Quebec) - 0.8
Tri-State Airport (255 m, West-Virginia) - 1.3
Trail Valley (85 m, Northwest Territories) - 3.6
Tracadie (67 m, Nova Scotia) - 0.2
Toronto/Pearson AP (173 m, Ontario) - 1.3
Toronto Islands Airport (77 m, Ontario) - 1.9
Toronto (113 m, Ontario) - 1.5
Tobermory (214 m, Ontario) - 1.2
Timmins Victor M. Power Airport (295 m, Ontario) - 1.3
Timmins (294 m, Ontario) - 1.2
Thunder Bay (199 m, Ontario) - 0.8
Thunder Bay (199 m, Ontario) - 0.7
Thomsen River (42 m, Northwest Territories) - 1.8
Thompson Airport (216 m, Manitoba) - 0.2
Thetford Mines Rcs (430 m, Quebec) - 0.9
The Pas Airport (270 m, Manitoba) - 1.1
The Pas (274 m, California) - 1.1
The Forks, Winnipeg (230 m, Manitoba) - 0.4
Teslin (705 m, Yukon) - 0.3
Terrace Airport (217 m, British Columbia) - 0.4
Terra Nova Nat Park CS (107 m, Newfoundland) - 1.9
Tatlayoko Lake RCS (875 m, British Columbia) - 0.6
Tampa Intl. Airport (3 m, Florida) - 0.8
Taloyoak Airport (28 m, Nunavut) - 0.9
Tadoule Lake (281 m, Manitoba) - 0.4
TROIS-RIVIERES (60 m, California) - 0.8
Syracuse Hancock Intl. Airport (124 m, New York) - 1.2
Sydney Rcs (63 m, Nova Scotia) - 0.4
Sydney Airport (72 m, Nova Scotia) - 0.5
SwiftCurrent (820 m, Saskatchewan) - 0.2
Swift Current (825 m, Saskatchewan) - 0.2
Swan River (335 m, Manitoba) - 0.6
Sussex (47 m, New Brunswick) - 1.2
Sundre A (1114 m, Alberta) - 0.6
Summerside (21 m, Prince Edward Island) - 0.8
Summerland (454 m, British Columbia) - 0.3
Sudbury Airport (348 m, Ontario) - 1.0
Stony Rapids Airport (248 m, Saskatchewan) - 0.3
Stony Plain Airport (766 m, Alberta) - 0.4
Stephenville Intl. Airport (9 m, Newfoundland) - 1.5
Stephenville (58 m, California) - 1.4
Stefansson Is (11 m, Northwest Territories) - 1.2
Stavely (1364 m, Alberta) - 1.1
St.Anthony A (32 m, Newfoundland) - 1.7
St. Peters (30 m, Prince Edward Island) - 0.4
St. Lawrence (49 m, Newfoundland) - 3.2
St Stephen (28 m, New Brunswick) - 0.5
St Paul Isl (26 m, Nova Scotia) - 1.0
St Leonard CS (245 m, New Brunswick) - 0.4
St Jovite (239 m, Quebec) - 0.6
St Johns West (110 m, Newfoundland) - 2.5
St Anthony (32 m, Newfoundland) - 1.6
St Anicet 1 (49 m, Quebec) - 0.3
Squamish Airport (52 m, British Columbia) - 0.5
Sprague (329 m, Manitoba) - 0.3
Spokane Airport (721 m, Washington) - 0.5
Spiritwood (584 m, Saskatchewan) - 0.4
Spirit River (1015 m, Alberta) - 0.1
Sparwood (1138 m, British Columbia) - 0.3
Southend (344 m, Saskatchewan) - 0.6

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2016