USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025091912 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 19 12 -21.3 -22.5 28.19 8 11 261 99 -018 079091088 M15M15M15 000 01 19 13 -23.2 -24.7 28.19 13 14 249 87 018 088092081 M14M15M15 000 02 19 14 -22.8 -24.2 28.18 13 15 242 80 -011 089092084 M15M15M15 000 03 19 15 -22.7 -23.9 28.21 13 14 245 83 -002 090093088 M15M15M15 000 04 19 16 -23.6 -24.9 28.24 14 16 247 85 -018 089097093 M15M16M16 000 05 19 17 -23.2 -24.9 28.22 13 14 248 86 -028 086099091 M16M17M16 001 06 19 18 -22.5 -24.6 28.25 12 12 249 88 013 084096087 M15M16M16 001 07 19 19 -22.5 -24.3 28.26 11 11 247 85 -004 085094084 M15M16M16 000 08 19 20 -22.5 -24.2 28.28 11 11 248 86 008 086094087 M16M16M16 000 09 19 21 -22.6 -24.3 28.29 10 10 251 89 010 086095090 M16M17M16 000 10 19 22 -22.6 -24.5 28.31 11 13 256 95 -006 084093088 M17M17M16 000 11 19 23 -23.2 -25.3 28.33 13 17 257 96 -003 083091091 M17M17M17 000 12 20 00 -22.7 -24.9 28.35 13 17 258 96 -000 083089092 M17M17M17 000 13 20 01 -22.5 -24.7 28.39 13 16 257 96 008 083087096 M17M17M17 001 14 20 02 -22.5 -24.7 28.41 12 14 259 98 -002 082086097 M16M17M18 001 15 20 03 -22.8 -24.9 28.42 12 14 261 99 006 083086093 M16M17M18 002 16 20 04 -23.6 -25.8 28.47 12 15 264 102 -009 082088089 M17M18M19 002 17 20 05 -24.5 -26.9 28.51 12 17 270 108 002 080090085 M18M19M19 002 18 20 06 -25.1 -27.6 28.51 13 19 269 107 007 080089084 M18M19M19 002 19 20 07 -24.8 -28.1 28.55 14 20 265 103 015 074083086 M18M18M19 002 20 20 08 -24.1 -29.5 28.60 14 19 263 101 004 061079087 M19M18M18 003 21 20 09 -23.9 -28.6 28.63 13 19 262 100 002 065068086 M18M18M18 003 22 20 10 -24.0 -28.2 28.66 13 19 265 104 003 068061089 M18M18M18 001 23 20 11 -24.0 -29.5 28.67 15 20 272 111 -003 061062090 M18M18M18 001 24 20 12 -24.5 -31.9 28.72 15 21 274 113 003 050061092 M18M18M19 001 25 20 13 -25.1 -31.4 28.76 13 18 273 111 -008 056052088 M18M19M20 000 26 20 14 -26.0 -30.3 28.80 12 17 273 111 -012 067040083 M19M20M20 000 27 20 15 -26.2 -29.3 28.83 11 15 275 114 -009 075042077 M20M21M21 000 28 20 16 -26.5 -29.0 28.86 10 14 281 119 -009 079048060 M21M22M22 000 29 20 17 -26.8 -28.7 28.89 10 17 295 134 001 084043038 M21M21M22 000 30 20 18 -26.8 -28.6 28.90 10 17 296 134 -001 085042022 M21M21M21 000 31 20 19 -26.1 -28.4 28.91 12 21 290 128 -000 081040023 M20M20M20 000 32 20 20 -25.0 -27.4 28.94 13 22 289 127 -011 081050031 M20M20M20 000 33 20 21 -24.6 -26.9 28.96 12 20 289 128 -015 082064042 M20M20M20 000 34 20 22 -24.4 -26.6 28.98 11 17 288 126 008 082071050 M20M20M20 000 35 20 23 -24.1 -26.0 29.00 10 14 289 127 -001 084072058 M20M20M20 000 36 21 00 -24.1 -25.8 29.01 9 12 289 127 -006 086071068 M20M20M20 000 37 21 01 -24.1 -25.8 29.02 9 12 290 128 -005 086062069 M19M20M20 000 38 21 02 -24.3 -27.7 29.03 9 12 292 131 -009 074052067 M19M20M20 000 39 21 03 -24.7 -29.6 29.04 9 12 295 133 -003 064062068 M19M19M20 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.