USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025092612 AMPS 24km 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 26 12 -22.9 -27.2 28.78 13 14 269 107 -004 078070054 M19M18M17 000 03 26 15 -22.2 -23.6 28.74 14 26 267 106 038 089082070 M19M18M18 001 06 26 18 -23.1 -25.6 28.79 16 24 269 107 039 080082084 M21M19M18 007 09 26 21 -25.0 -28.4 28.76 14 20 281 119 045 073071071 M21M19M17 008 12 27 00 -24.5 -28.3 28.77 13 19 292 131 042 071071074 M22M20M18 006 15 27 03 -25.8 -28.7 28.79 9 14 282 121 -008 077087082 M23M21M19 004 18 27 06 -29.1 -31.7 28.78 5 10 281 119 -015 078080059 M25M23M22 001 21 27 09 -30.3 -33.1 28.81 5 8 272 110 -004 077070045 M27M25M23 001 24 27 12 -31.9 -34.9 28.83 4 6 246 84 014 075064043 M28M26M24 000 27 27 15 -33.7 -36.9 28.87 5 8 244 82 -006 073069046 M30M27M25 000 30 27 18 -33.1 -36.3 28.90 3 6 253 91 -003 073074055 M30M28M26 000 33 27 21 -33.2 -36.2 28.94 4 7 288 126 005 074078062 M31M28M26 000 36 28 00 -32.9 -36.0 28.95 3 6 313 152 006 074077065 M30M28M27 000 39 28 03 -33.1 -36.0 28.97 4 5 339 177 003 075079067 M30M28M26 000 42 28 06 -34.1 -36.7 28.97 3 4 351 190 -004 078078069 M31M28M26 000 45 28 09 -35.2 -37.9 28.98 2 5 2 200 -005 076078069 M31M28M26 000 48 28 12 -34.1 -36.5 28.97 2 4 169 8 -007 079078070 M30M28M26 000 51 28 15 -35.4 -37.8 29.01 5 8 157 355 -004 078077065 M30M28M26 000 54 28 18 -35.0 -37.9 29.03 7 11 180 19 -013 075071057 M30M27M25 000 57 28 21 -33.5 -36.8 29.04 8 11 203 42 -005 073065050 M28M25M23 000 60 29 00 -31.7 -34.8 29.05 10 14 214 52 -008 074058053 M26M23M21 000 63 29 03 -30.9 -33.9 29.05 11 16 239 77 -018 075060054 M24M21M19 001 66 29 06 -31.4 -34.4 29.06 10 16 250 88 -009 075055055 M24M20M18 001 69 29 09 -30.4 -33.4 29.03 9 15 265 103 -012 076054049 M23M20M18 000 72 29 12 -30.3 -32.7 29.03 9 14 273 112 -010 079054039 M23M20M18 000 75 29 15 -29.0 -31.6 29.01 9 14 283 121 -003 078055046 M20M17M16 000 78 29 18 -27.4 -30.5 29.00 7 13 275 113 -025 075073063 M19M17M16 000 81 29 21 -24.7 -26.5 28.98 7 11 260 98 001 085095072 M20M17M16 003 84 30 00 -23.7 -25.6 28.95 7 10 257 95 -007 085096072 M20M17M16 003 87 30 03 -25.2 -27.5 28.93 8 13 247 86 -017 081093070 M21M18M16 005 90 30 06 -25.4 -27.4 28.90 9 14 243 82 -008 084084063 M21M18M16 002 93 30 09 -26.3 -28.3 28.86 8 12 248 87 -003 083082059 M22M19M17 001 96 30 12 -27.3 -29.5 28.82 5 7 252 90 027 082084065 M24M21M19 001 99 30 15 -27.8 -30.1 28.78 3 5 251 90 008 080080056 M26M23M20 002 102 30 18 -28.3 -30.8 28.76 2 3 296 135 004 079075053 M27M24M21 001 105 30 21 -28.5 -31.0 28.72 2 2 7 205 -007 079076056 M28M25M22 001 108 01 00 -28.9 -31.5 28.72 2 3 41 239 -006 078079061 M28M26M23 000 111 01 03 -30.4 -33.2 28.71 3 4 26 224 -007 077079066 M29M26M23 000 114 01 06 -31.9 -34.7 28.72 3 4 0 199 -007 077080068 M29M26M23 000 117 01 09 -32.7 -35.5 28.75 4 6 19 217 -013 076079065 M28M25M22 000 120 01 12 -32.5 -35.3 28.76 3 6 18 217 -010 077079063 M28M24M21 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 3h) 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.