USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025092800 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 28 00 -30.7 -33.6 28.76 3 4 263 101 -008 071076044 M28M27M27 000 01 28 01 -31.0 -33.7 28.75 2 2 243 81 -005 077074043 M28M27M26 000 02 28 02 -31.1 -33.8 28.78 2 3 341 179 014 077073043 M28M27M26 000 03 28 03 -31.8 -34.3 28.77 3 4 340 179 002 078074044 M28M27M26 000 04 28 04 -32.2 -34.6 28.77 3 5 320 158 -003 079075044 M28M26M25 000 05 28 05 -32.5 -34.7 28.80 3 5 328 167 -003 080076042 M28M27M25 000 06 28 06 -33.1 -35.4 28.79 3 4 333 171 -006 080077043 M28M27M25 000 07 28 07 -33.3 -35.6 28.80 3 4 304 143 -008 080075042 M27M26M25 000 08 28 08 -31.8 -34.0 28.82 4 4 255 93 -010 081070043 M26M25M25 000 09 28 09 -31.1 -33.2 28.81 5 6 194 32 -011 082067044 M27M26M25 000 10 28 10 -33.2 -35.1 28.83 6 9 162 1 -007 082058045 M28M26M25 000 11 28 11 -32.8 -35.1 28.81 5 7 167 5 010 081043045 M27M25M24 000 12 28 12 -33.2 -35.5 28.82 5 7 152 351 -001 080048043 M27M25M23 000 13 28 13 -32.8 -35.8 28.84 5 7 171 9 -001 075052041 M26M24M23 000 14 28 14 -33.0 -36.8 28.83 6 8 173 11 -008 069055039 M26M24M23 000 15 28 15 -33.5 -37.3 28.85 8 10 175 13 -008 069052050 M25M23M22 000 16 28 16 -33.5 -37.1 28.86 9 12 182 21 002 070059058 M25M23M21 000 17 28 17 -33.4 -36.8 28.87 10 14 181 20 -007 072066060 M25M23M21 000 18 28 18 -32.1 -34.4 28.88 11 16 193 32 -002 080066055 M23M21M20 000 19 28 19 -32.3 -35.1 28.87 14 18 204 42 -017 076066050 M22M21M20 000 20 28 20 -31.9 -34.8 28.88 16 21 212 50 004 076061047 M21M19M19 000 21 28 21 -31.3 -34.3 28.89 17 23 213 51 -010 075056046 M21M18M18 000 22 28 22 -31.1 -34.5 28.89 17 23 215 53 -018 072054045 M21M17M18 000 23 28 23 -30.9 -34.4 28.87 18 24 218 57 -019 072051043 M21M17M17 000 24 29 00 -30.6 -34.1 28.89 18 24 218 57 -013 071048045 M21M16M16 000 25 29 01 -30.5 -34.0 28.90 19 24 222 60 -015 072046044 M20M16M16 000 26 29 02 -30.6 -34.0 28.88 20 25 226 64 -000 072044044 M20M15M16 000 27 29 03 -30.7 -34.1 28.89 20 26 232 70 -004 072042043 M20M15M15 000 28 29 04 -30.7 -34.1 28.90 20 26 235 74 011 072040042 M19M15M14 000 29 29 05 -30.3 -34.0 28.89 20 25 238 76 034 071038042 M19M15M14 000 30 29 06 -29.9 -34.0 28.89 20 24 240 79 021 068036041 M18M14M14 000 31 29 07 -29.7 -34.1 28.88 19 24 241 80 -018 066034039 M18M14M13 000 32 29 08 -28.8 -33.6 28.88 19 24 241 79 -043 063030037 M17M13M13 000 33 29 09 -27.9 -32.9 28.88 20 25 240 78 -035 062026035 M17M13M13 000 34 29 10 -26.9 -31.6 28.88 20 25 237 76 -016 064022034 M17M14M13 000 35 29 11 -26.0 -29.9 28.87 19 24 238 76 -004 070043032 M17M15M13 000 36 29 12 -25.6 -29.3 28.87 19 25 243 82 015 071056029 M16M15M14 000 37 29 13 -25.2 -28.6 28.86 21 28 248 87 026 073079026 M16M14M13 000 38 29 14 -24.3 -26.9 28.86 22 29 247 85 024 079090024 M16M15M13 001 39 29 15 -22.3 -24.2 28.85 20 29 239 77 077 085095023 M16M15M14 002 * 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.