USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025092100 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 21 00 -22.8 -26.7 28.99 3 4 294 133 -001 074080081 M23M23M22 000 03 21 03 -25.3 -27.7 29.01 4 5 328 167 -003 080075079 M23M23M22 002 06 21 06 -26.1 -28.7 29.03 3 4 344 182 001 079071079 M24M23M23 001 09 21 09 -27.2 -30.3 29.05 4 6 332 171 000 075064076 M24M23M23 002 12 21 12 -28.1 -31.8 29.04 3 5 322 161 -001 071057065 M25M23M23 000 15 21 15 -28.6 -32.1 29.04 2 4 358 197 -003 072057057 M25M23M23 000 18 21 18 -29.5 -32.7 29.04 2 5 10 209 004 074060047 M24M23M23 000 21 21 21 -28.2 -31.6 29.03 2 4 75 274 -003 073059043 M24M23M22 000 24 22 00 -28.9 -31.5 28.99 5 8 105 303 -005 078059052 M24M22M22 000 27 22 03 -29.3 -31.7 28.95 7 12 120 318 -006 080058063 M23M21M21 000 30 22 06 -30.0 -32.8 28.91 9 16 129 327 002 077058068 M23M21M21 000 33 22 09 -29.6 -32.6 28.88 10 17 136 334 -003 076064071 M22M20M20 000 36 22 12 -29.3 -32.0 28.82 11 19 141 340 -014 077069072 M23M20M20 000 39 22 15 -28.7 -31.9 28.79 11 20 146 344 -005 074069071 M22M20M20 000 42 22 18 -29.4 -32.6 28.75 12 20 153 351 -010 074069072 M22M20M19 000 45 22 21 -28.2 -30.9 28.70 11 19 157 355 -007 078070082 M22M19M19 000 48 23 00 -27.4 -30.0 28.67 11 17 161 359 -007 079067077 M22M19M18 000 51 23 03 -28.1 -30.4 28.63 10 16 166 4 -008 080069069 M22M19M18 000 54 23 06 -28.7 -30.9 28.60 10 15 165 4 -004 081073061 M22M19M18 000 57 23 09 -27.2 -29.6 28.56 10 14 165 3 -009 080069061 M21M19M18 000 60 23 12 -26.5 -29.2 28.54 10 13 168 6 -002 078062060 M22M19M18 000 63 23 15 -25.5 -28.4 28.53 9 12 170 8 -003 077059061 M21M19M18 000 66 23 18 -24.2 -27.4 28.54 9 11 170 8 004 075058068 M21M18M17 001 69 23 21 -23.0 -26.2 28.54 9 11 162 1 001 075066080 M20M17M17 002 72 24 00 -22.7 -25.8 28.56 9 11 154 353 -002 076067084 M20M17M16 003 75 24 03 -22.7 -25.9 28.59 9 11 151 349 007 075074084 M19M15M14 002 78 24 06 -22.2 -24.6 28.63 9 12 144 342 007 081086086 M17M14M14 015 81 24 09 -21.0 -23.2 28.67 7 12 130 329 -004 083086086 M16M14M14 023 84 24 12 -20.6 -22.1 28.70 5 9 120 318 001 088086084 M14M13M14 005 87 24 15 -18.4 -19.7 28.78 3 7 50 249 007 090082084 M13M13M14 003 90 24 18 -17.7 -18.8 28.83 4 10 19 217 018 091080082 M13M13M15 001 93 24 21 -16.6 -18.2 28.89 4 9 36 234 032 087077079 M13M14M15 000 96 25 00 -16.6 -18.4 28.94 4 8 68 267 015 086082080 M13M14M15 002 99 25 03 -17.7 -19.2 28.97 5 8 92 290 -005 088082082 M14M14M15 010 102 25 06 -18.9 -20.2 29.02 4 8 100 298 -012 090080081 M14M14M15 001 105 25 09 -19.0 -20.4 29.04 4 7 102 300 -005 089078080 M14M14M15 000 108 25 12 -19.1 -20.4 29.05 2 6 97 295 -004 090079080 M14M14M15 000 111 25 15 -18.5 -19.9 29.08 1 4 148 347 -002 088081078 M15M14M15 000 114 25 18 -18.8 -20.0 29.08 2 4 188 26 003 090080076 M15M14M15 001 117 25 21 -18.1 -19.8 29.06 4 6 188 26 -012 087079074 M15M14M15 001 120 26 00 -18.6 -20.2 29.04 5 7 168 6 -004 087081072 M16M15M15 001 * 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.