USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025091912 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 19 12 -23.4 -24.6 28.27 7 9 270 109 -003 080086087 M18M15M15 000 03 19 15 -23.0 -24.7 28.29 7 11 268 106 013 086094091 M18M17M16 001 06 19 18 -23.1 -25.4 28.33 6 10 277 116 001 082091091 M18M17M17 005 09 19 21 -23.1 -25.2 28.37 6 10 289 127 003 083091093 M19M18M17 001 12 20 00 -23.3 -25.8 28.43 7 12 283 121 003 080088094 M19M18M17 002 15 20 03 -23.9 -26.2 28.52 7 12 297 135 003 082086092 M20M19M18 005 18 20 06 -25.4 -28.1 28.60 8 14 291 129 006 078083088 M21M20M19 006 21 20 09 -24.7 -28.8 28.72 8 13 300 138 000 069059085 M21M19M19 007 24 20 12 -25.3 -31.0 28.81 8 13 306 145 003 059046079 M21M20M19 002 27 20 15 -26.5 -29.8 28.92 6 10 315 153 -008 074054058 M21M21M21 000 30 20 18 -26.6 -28.4 28.99 6 10 316 155 -004 085074034 M21M21M21 001 33 20 21 -25.5 -27.6 29.06 6 9 309 147 -008 082068047 M21M20M20 000 36 21 00 -24.8 -26.6 29.10 5 8 319 157 -003 086069063 M21M20M20 000 39 21 03 -25.0 -28.6 29.13 5 8 321 159 000 073058073 M20M19M19 000 42 21 06 -26.1 -29.4 29.16 5 8 322 160 002 073064079 M19M19M19 000 45 21 09 -25.4 -28.4 29.19 5 8 337 176 -005 076066086 M20M19M19 000 48 21 12 -25.0 -27.8 29.18 4 8 1 200 002 078060084 M19M19M19 001 51 21 15 -24.3 -26.8 29.19 5 11 30 228 010 081059081 M19M19M19 002 54 21 18 -24.5 -27.0 29.19 6 12 61 259 -001 080068084 M20M19M19 005 57 21 21 -24.1 -26.9 29.16 7 13 67 265 -001 078078083 M19M18M19 010 60 22 00 -22.8 -25.3 29.14 8 13 75 274 003 081082083 M19M18M18 022 63 22 03 -22.7 -25.1 29.11 8 13 76 275 004 081083083 M19M18M18 027 66 22 06 -22.5 -24.9 29.09 8 13 91 290 010 081085084 M18M17M18 032 69 22 09 -22.0 -24.4 29.05 8 13 102 300 -001 081084084 M18M17M18 048 72 22 12 -21.9 -24.2 29.00 8 13 114 312 009 082083085 M18M17M18 027 75 22 15 -22.2 -24.5 28.98 9 13 122 321 006 082082083 M18M16M17 026 78 22 18 -24.2 -26.1 28.94 9 14 131 329 -012 084083081 M19M17M16 010 81 22 21 -24.2 -26.6 28.88 10 15 135 333 000 081078078 M19M17M17 000 84 23 00 -24.2 -27.1 28.85 12 19 140 339 -004 077068078 M20M17M17 000 87 23 03 -25.0 -28.0 28.80 12 20 144 343 -004 077061074 M20M17M17 000 90 23 06 -26.0 -28.8 28.78 12 20 147 345 -001 077058073 M20M18M17 000 93 23 09 -26.2 -29.0 28.74 11 18 150 349 -004 078057073 M20M18M17 000 96 23 12 -26.4 -29.1 28.72 10 16 154 352 -004 078057072 M20M18M17 000 99 23 15 -26.4 -29.1 28.71 9 14 155 353 -004 078058070 M20M18M17 000 102 23 18 -26.1 -29.0 28.71 8 12 159 357 000 077057066 M20M17M17 000 105 23 21 -25.2 -28.2 28.71 8 11 160 358 -005 077057064 M20M18M17 000 108 24 00 -24.8 -27.6 28.74 7 10 159 357 -005 078057061 M20M18M17 000 111 24 03 -25.5 -28.1 28.75 7 9 164 2 -001 079057058 M20M18M17 000 114 24 06 -26.2 -28.4 28.78 6 9 168 6 -003 082060056 M21M18M17 000 117 24 09 -26.2 -28.2 28.80 5 8 166 4 -004 083061054 M21M18M17 000 120 24 12 -26.5 -28.2 28.82 5 7 165 4 000 086063052 M21M18M17 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.