USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025092712 AMPS 2p67km domain FCST UTC UTC T Td Altim Spd Gust Dir Grid VVV RH1RH2RH3 T1T2T3 ACCUM HR DAY HR (C) (C) (in Hg)(kts)(kts)(deg)(deg) (*) (% wrt water) (C) (*) 00 27 12 -31.7 -34.9 28.69 9 9 230 68 -025 069074065 M29M27M26 000 01 27 13 -35.9 -39.0 28.70 14 16 237 76 -046 073064065 M28M25M24 000 02 27 14 -35.7 -38.8 28.70 14 16 237 75 056 073055066 M28M26M25 000 03 27 15 -35.8 -38.9 28.68 13 15 240 78 060 073054063 M28M26M26 000 04 27 16 -35.5 -38.5 28.75 13 14 236 75 041 074055059 M28M26M26 000 05 27 17 -35.4 -38.3 28.74 12 13 237 76 017 074060058 M28M27M27 000 06 27 18 -35.1 -38.0 28.74 10 11 234 72 -006 075064053 M28M27M28 000 07 27 19 -34.3 -36.9 28.76 8 8 228 66 -031 077068044 M28M28M28 000 08 27 20 -32.4 -35.0 28.75 5 5 238 77 000 078073041 M28M29M28 000 09 27 21 -31.6 -34.1 28.77 2 2 252 90 014 079078039 M29M29M28 000 10 27 22 -31.7 -34.3 28.77 2 2 325 164 -008 078078040 M29M29M28 000 11 27 23 -31.8 -34.4 28.79 2 2 276 114 -004 078078040 M29M28M27 000 12 28 00 -31.5 -34.0 28.80 3 3 235 74 008 078076040 M29M28M27 000 13 28 01 -31.2 -33.9 28.79 4 4 212 50 -003 077074041 M28M28M27 000 14 28 02 -31.2 -33.8 28.78 3 4 184 22 005 078073043 M28M28M27 000 15 28 03 -31.7 -34.1 28.82 2 4 127 325 -004 080071046 M28M28M27 000 16 28 04 -32.5 -34.8 28.82 1 3 82 281 -005 080067048 M28M27M26 000 17 28 05 -32.4 -34.8 28.81 1 3 314 153 -012 079065050 M28M27M26 000 18 28 06 -32.6 -34.8 28.82 2 2 281 119 -014 081061052 M28M27M25 000 19 28 07 -32.2 -34.4 28.82 3 3 224 63 -007 081053054 M28M26M25 000 20 28 08 -32.7 -34.8 28.81 5 6 204 43 -000 081052055 M28M26M24 000 21 28 09 -34.0 -36.2 28.83 8 8 195 34 -007 081051055 M27M25M23 000 22 28 10 -34.4 -36.8 28.84 9 11 185 24 -002 079057055 M27M25M23 000 23 28 11 -34.3 -37.0 28.83 8 10 180 18 -009 077061058 M26M24M22 000 24 28 12 -34.1 -37.1 28.84 8 11 173 11 -010 074061056 M26M23M22 000 25 28 13 -33.9 -37.0 28.84 9 12 180 18 -007 073054055 M24M22M21 000 26 28 14 -33.8 -37.1 28.85 10 15 180 18 -003 072052064 M24M22M21 000 27 28 15 -33.7 -37.0 28.86 11 16 179 18 004 072058062 M24M22M20 000 28 28 16 -33.0 -35.4 28.87 12 17 190 28 006 080066050 M23M21M19 000 29 28 17 -32.8 -35.5 28.88 14 20 196 35 -010 077067047 M22M20M19 000 30 28 18 -32.3 -35.1 28.88 16 22 203 41 -007 077064048 M21M19M19 000 31 28 19 -32.0 -34.8 28.87 17 23 209 47 -009 076060047 M20M18M18 000 32 28 20 -31.6 -34.7 28.87 19 26 212 51 003 075055047 M21M17M17 000 33 28 21 -31.4 -34.5 28.87 20 27 215 54 -036 074051046 M21M16M16 000 34 28 22 -31.4 -34.4 28.87 21 28 218 56 -012 074049044 M21M16M15 000 35 28 23 -31.3 -34.3 28.87 21 28 222 60 -000 074047046 M21M16M15 000 36 29 00 -30.9 -34.1 28.87 21 27 226 64 -009 073044048 M20M16M14 000 37 29 01 -30.5 -33.7 28.87 21 27 231 69 004 073040046 M19M15M14 000 38 29 02 -30.4 -33.7 28.87 22 28 236 74 022 073035043 M19M14M13 000 39 29 03 -30.3 -33.9 28.85 22 27 238 76 -020 071034041 M18M14M13 000 * NOTES on units: VVV (vertical velocity) is given as tenths of a microbar per second at 700 hPa, with positive values indicating upward motion; ACCUM (accumulated precipitation, past 1h) is given as hundredths of a millimeter; RH1, RH2, and RH3 are the % RH at the surface, 1000', and 3000', respectively; T1, T2, and T3 are the temperatures at 500', 1000', and 1500', respectively. Gust is estimated according to the NCEP HRRR gust algorithm.