USAP Roosevelt Island (ARI) (lat, lon) = (-79.36328, -161.62685) Forecast initialized at 2025092812 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 12 -30.2 -35.0 28.83 8 9 153 352 -001 069032044 M26M24M22 000 01 28 13 -35.0 -39.0 28.85 10 13 185 24 003 067027044 M25M24M22 000 02 28 14 -34.8 -39.5 28.85 11 15 192 31 -001 062036042 M25M23M21 000 03 28 15 -34.5 -39.4 28.85 12 15 194 32 -013 061043043 M24M23M21 000 04 28 16 -34.0 -39.0 28.89 12 16 202 40 -008 061045047 M24M22M20 000 05 28 17 -33.8 -38.2 28.87 13 17 205 43 -015 065049051 M23M22M20 000 06 28 18 -33.0 -35.8 28.89 14 19 209 48 -014 076054051 M23M21M20 000 07 28 19 -32.1 -34.8 28.90 15 21 209 48 -011 078062050 M22M20M20 000 08 28 20 -31.7 -34.9 28.90 16 21 216 55 -021 074058045 M21M19M19 000 09 28 21 -31.6 -35.0 28.89 17 22 219 58 -014 072050040 M20M18M19 000 10 28 22 -30.9 -34.4 28.88 18 24 222 61 -004 071044038 M20M17M17 000 11 28 23 -30.3 -33.9 28.87 18 25 222 61 -014 071039040 M20M16M16 000 12 29 00 -29.9 -33.5 28.88 19 25 224 62 012 071037041 M20M16M16 000 13 29 01 -29.6 -33.0 28.90 19 25 229 67 022 072035040 M20M16M15 000 14 29 02 -29.8 -33.3 28.90 19 24 233 71 041 071034039 M19M15M14 000 15 29 03 -29.0 -32.8 28.89 19 23 238 77 031 070033038 M18M14M14 000 16 29 04 -28.3 -31.9 28.88 18 22 239 78 015 072033037 M17M14M13 000 17 29 05 -28.2 -31.6 28.88 17 22 237 75 -028 073031036 M16M14M13 000 18 29 06 -28.5 -31.9 28.88 17 22 236 75 -024 073029033 M16M14M13 000 19 29 07 -27.8 -31.6 28.88 17 23 233 72 -031 070035029 M16M14M13 000 20 29 08 -27.1 -30.9 28.88 17 24 231 69 -016 070061027 M17M15M14 000 21 29 09 -26.0 -30.2 28.89 18 25 227 66 -014 068076038 M16M15M15 000 22 29 10 -24.2 -28.5 28.88 18 26 232 70 -006 067060048 M15M15M15 000 23 29 11 -24.4 -28.4 28.86 20 27 235 73 045 069071045 M15M15M15 000 24 29 12 -24.0 -28.4 28.87 20 27 236 74 050 067090046 M14M14M15 000 25 29 13 -23.6 -27.9 28.86 20 28 235 73 052 068054051 M14M13M14 000 26 29 14 -24.1 -28.6 28.86 22 30 236 75 106 066027053 M14M12M13 000 27 29 15 -24.9 -28.9 28.86 22 31 235 74 048 069038057 M14M12M13 000 28 29 16 -24.1 -27.6 28.86 23 32 232 70 054 073094060 M14M13M13 000 29 29 17 -23.0 -24.7 28.86 23 31 226 64 027 086088059 M16M13M12 002 30 29 18 -22.9 -24.8 28.85 23 31 227 65 059 084089058 M16M13M12 002 31 29 19 -22.4 -24.2 28.83 22 32 227 65 052 085086059 M15M13M12 002 32 29 20 -22.0 -23.6 28.84 20 29 225 64 041 086089065 M15M13M13 002 33 29 21 -21.9 -23.6 28.83 17 25 226 65 005 087081065 M16M13M13 002 34 29 22 -22.7 -24.4 28.84 14 21 225 63 -012 086080071 M17M14M13 001 35 29 23 -23.2 -25.0 28.84 15 20 225 63 -007 086081079 M17M14M13 001 36 30 00 -22.8 -24.5 28.82 14 21 229 67 007 086079075 M17M14M13 000 37 30 01 -23.2 -24.9 28.82 12 17 224 62 -014 085090064 M18M16M15 000 38 30 02 -24.4 -26.4 28.82 11 15 223 61 -009 083094063 M19M17M15 001 39 30 03 -25.2 -27.3 28.80 10 13 226 64 007 083078053 M19M17M15 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.