USAP Roosevelt Island (ARI) site lat/lon = (-79.3633,-161.6268) cell lat/lon = (-79.3634,-161.6464) Forecast initialized at 2026-06-10/12 UTC MPAS cell scale: 2.4 km 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) (*) 0 10 12 -24.5 -27.3 28.61 6 10 141 340 000 100100100 -22-23-23 000 1 10 13 -27.3 -28.1 28.59 8 13 124 322 001 126100 99 -22-22-23 001 2 10 14 -28.3 -28.9 28.60 9 15 127 326 000 130 98 99 -22-22-22 000 3 10 15 -28.4 -29.0 28.59 9 15 129 327 000 130100103 -22-22-23 000 4 10 16 -28.3 -28.9 28.60 10 15 131 329 000 130101102 -22-22-23 000 5 10 17 -28.5 -29.1 28.60 9 15 137 335 000 130101103 -22-22-23 000 6 10 18 -28.6 -29.2 28.62 9 16 144 342 000 130102102 -22-22-23 000 7 10 19 -28.9 -29.5 28.59 10 17 150 348 000 131105103 -22-22-23 000 8 10 20 -29.2 -29.9 28.60 10 17 159 357 000 131107104 -22-22-23 000 9 10 21 -29.5 -30.1 28.59 10 17 166 4 000 132107105 -22-23-23 000 10 10 22 -29.9 -30.5 28.60 10 17 174 12 000 132103105 -23-23-23 000 11 10 23 -30.3 -30.9 28.60 11 17 180 18 000 133 98105 -23-22-23 000 12 11 00 -30.7 -31.3 28.60 11 17 187 26 000 134 93104 -23-22-22 000 13 11 01 -31.3 -31.9 28.59 10 16 193 31 000 134 89104 -23-22-22 000 14 11 02 -31.5 -32.2 28.61 10 16 197 35 000 134 86108 -24-22-22 000 15 11 03 -31.7 -32.4 28.62 10 15 202 41 000 135 84115 -24-22-22 000 16 11 04 -32.0 -32.6 28.62 10 15 208 47 000 135 82119 -24-22-22 000 17 11 05 -32.3 -33.0 28.62 10 15 216 54 001 136 82115 -24-22-22 000 18 11 06 -32.4 -33.1 28.62 10 15 222 60 000 136 84110 -25-23-23 000 19 11 07 -32.5 -33.1 28.62 10 15 226 64 000 136 85107 -25-23-23 000 20 11 08 -32.4 -33.0 28.61 10 14 231 69 000 135 87106 -25-23-23 000 21 11 09 -32.5 -33.1 28.61 10 15 237 75 000 136 87105 -25-24-23 000 22 11 10 -32.6 -33.4 28.60 11 15 242 80 000 133 86104 -25-24-23 000 23 11 11 -32.9 -34.0 28.61 11 16 244 82 000 130 82103 -26-24-23 000 24 11 12 -33.0 -35.3 28.61 12 16 247 86 000 112 78102 -26-24-23 000 25 11 13 -33.1 -36.8 28.61 11 16 251 90 -001 92 77102 -26-24-23 000 26 11 14 -33.0 -35.9 28.61 11 16 254 92 -001 103 75 97 -26-24-23 000 27 11 15 -33.1 -33.7 28.61 11 16 255 93 -001 136 74 92 -26-24-23 000 28 11 16 -32.9 -33.4 28.60 11 16 257 95 000 136 80 83 -26-24-24 000 29 11 17 -32.5 -33.1 28.60 11 17 262 100 000 136 86 74 -26-24-24 000 30 11 18 -33.2 -33.7 28.61 12 17 262 101 004 137 88 68 -26-24-24 000 31 11 19 -33.0 -33.5 28.61 12 18 262 100 006 137 97 64 -26-25-24 000 32 11 20 -32.4 -33.0 28.61 13 20 261 100 005 136 99 63 -26-25-24 000 33 11 21 -31.8 -32.3 28.60 13 21 259 97 007 135 98 59 -26-26-24 000 34 11 22 -31.8 -32.4 28.60 13 20 259 98 010 135 96 61 -26-26-24 000 35 11 23 -32.2 -32.7 28.61 12 20 258 97 010 136 95 62 -26-25-24 000 36 12 00 -32.5 -33.1 28.61 13 20 255 93 008 136 94 60 -26-25-24 000 37 12 01 -32.9 -33.4 28.62 13 20 252 90 007 137101 52 -27-25-24 000 38 12 02 -33.1 -33.7 28.63 13 20 250 88 006 137109 50 -27-25-24 000 39 12 03 -33.0 -33.6 28.63 12 20 242 81 006 137112 44 -27-26-25 000 40 12 04 -33.3 -33.9 28.64 12 19 244 82 003 137120 45 -27-27-26 000 41 12 05 -33.0 -34.3 28.65 13 21 239 77 005 125117 50 -27-27-26 001 42 12 06 -33.2 -34.6 28.66 10 17 237 76 008 122116 61 -27-27-27 000 43 12 07 -33.3 -34.1 28.66 9 14 238 77 013 130114 55 -27-27-26 000 44 12 08 -33.0 -33.7 28.67 9 12 249 87 016 129106 15 -26-26-26 000 45 12 09 -33.0 -33.6 28.67 9 10 260 98 013 129 89 17 -26-26-26 000 46 12 10 -32.8 -33.4 28.67 7 8 271 109 005 128 71 17 -25-26-26 000 47 12 11 -31.9 -33.9 28.67 6 7 282 120 -005 108 62 22 -25-26-27 000 48 12 12 -31.3 -41.2 28.67 5 6 289 127 -014 44 92 21 -25-26-27 000 49 12 13 -30.9 -44.6 28.67 4 7 312 150 000 29104 18 -26-27-27 000 50 12 14 -31.4 -36.7 28.68 5 10 351 190 003 76 54 18 -26-26-27 000 51 12 15 -32.2 -32.2 28.68 6 10 359 197 002 135 26 16 -26-27-27 000 52 12 16 -32.3 -32.3 28.68 6 9 358 196 003 135 22 15 -26-27-26 000 53 12 17 -31.7 -31.7 28.67 5 8 357 195 000 135 20 17 -26-26-26 000 54 12 18 -31.2 -31.3 28.67 3 5 359 198 001 130 19 22 -26-26-26 000 55 12 19 -30.9 -31.1 28.66 2 5 19 217 000 126 19 27 -26-26-26 000 56 12 20 -30.1 -30.6 28.66 1 4 54 252 000 124 18 32 -27-26-26 000 57 12 21 -29.4 -29.9 28.67 1 3 110 308 000 124 18 40 -26-26-26 000 58 12 22 -29.1 -29.7 28.66 2 4 132 330 001 124 18 44 -26-26-26 000 59 12 23 -29.0 -29.7 28.66 3 4 147 345 001 123 17 55 -26-26-26 000 60 13 00 -29.8 -30.8 28.65 5 7 162 0 000 124 16 66 -26-26-26 000 61 13 01 -30.2 -31.2 28.65 6 8 162 0 000 126 19 72 -25-25-25 000 62 13 02 -30.4 -31.5 28.65 7 9 156 355 000 126 30 76 -25-25-25 000 63 13 03 -30.3 -31.2 28.64 8 10 148 346 000 130 38 80 -25-25-25 000 64 13 04 -30.3 -31.1 28.64 7 10 143 342 000 132 46 86 -25-25-25 000 65 13 05 -30.3 -31.3 28.64 7 10 135 334 000 130 45 91 -25-25-25 000 66 13 06 -30.3 -31.6 28.63 7 10 127 326 000 124 48 94 -25-25-25 000 67 13 07 -30.7 -31.9 28.63 7 11 127 325 000 125 74 95 -25-25-25 000 68 13 08 -30.8 -31.9 28.63 8 12 124 322 000 127 85 95 -24-24-24 000 69 13 09 -31.2 -31.9 28.62 9 13 127 326 000 132 81 95 -24-24-24 000 70 13 10 -31.3 -32.0 28.62 9 13 126 325 000 132 77 94 -24-24-24 000 71 13 11 -31.6 -32.2 28.61 9 13 124 322 001 131 80 90 -24-24-23 000 72 13 12 -31.7 -32.3 28.61 9 13 126 325 001 133 78 88 -23-24-23 000 73 13 13 -31.5 -32.1 28.61 10 14 127 325 000 133 80 86 -23-23-23 000 74 13 14 -31.3 -31.8 28.60 10 15 127 325 001 133 81 83 -23-23-22 000 75 13 15 -31.1 -31.6 28.60 10 16 124 322 001 133 80 82 -23-23-22 000 76 13 16 -30.9 -31.5 28.60 10 17 122 320 000 133 80 81 -22-22-22 000 77 13 17 -30.7 -31.3 28.59 10 16 123 321 001 133 78 79 -22-22-22 000 78 13 18 -30.5 -31.0 28.59 10 16 123 321 001 132 80 77 -22-21-21 000 79 13 19 -30.3 -30.8 28.59 10 16 121 320 000 132 79 75 -22-21-21 000 80 13 20 -30.2 -30.8 28.59 10 17 120 318 000 132 80 72 -21-21-21 000 81 13 21 -30.0 -30.5 28.59 11 17 117 316 000 132 85 71 -21-21-20 000 82 13 22 -29.5 -30.1 28.60 11 17 115 314 000 131 92 69 -21-20-20 000 83 13 23 -29.1 -29.6 28.60 11 17 116 314 000 131 90 69 -21-20-19 000 84 14 00 -28.7 -29.2 28.60 11 18 116 314 000 130 90 72 -20-19-19 000 85 14 01 -28.4 -29.0 28.60 12 18 114 312 000 130 90 74 -20-19-18 000 86 14 02 -28.1 -28.7 28.60 12 19 111 309 000 130 90 80 -20-18-17 000 87 14 03 -27.9 -28.5 28.61 12 20 106 304 001 130 91 94 -19-18-17 000 88 14 04 -26.6 -27.2 28.61 13 21 100 298 002 128 94119 -19-17-16 000 89 14 05 -24.9 -26.1 28.61 13 20 96 294 000 118 93112 -18-17-16 001 90 14 06 -25.0 -26.2 28.62 13 21 93 291 -005 118 97102 -18-16-16 002 91 14 07 -23.0 -24.7 28.61 14 20 91 290 -002 110 99108 -16-16-16 005 92 14 08 -22.3 -23.9 28.62 13 19 92 290 -008 110102106 -16-15-16 006 93 14 09 -22.1 -23.5 28.62 12 18 96 294 -003 112104104 -16-15-16 007 94 14 10 -21.0 -22.5 28.63 11 17 97 296 000 109104110 -15-15-16 012 95 14 11 -21.4 -22.1 28.63 10 16 95 293 -002 119114107 -15-15-16 009 96 14 12 -20.5 -21.1 28.62 10 17 92 290 -003 120109107 -15-15-15 008 97 14 13 -19.8 -20.3 28.61 11 17 92 290 000 120108103 -15-15-15 009 98 14 14 -20.1 -20.5 28.61 11 18 88 286 002 121109 99 -16-14-15 005 99 14 15 -19.3 -20.4 28.60 12 19 82 281 005 112104103 -15-14-15 013 100 14 16 -19.2 -20.6 28.60 12 23 82 280 009 109103105 -15-15-15 021 101 14 17 -18.7 -19.7 28.59 13 22 75 274 010 112107111 -16-16-15 016 102 14 18 -18.1 -19.2 28.57 15 25 76 274 024 110108101 -16-16-16 017 103 14 19 -18.4 -19.3 28.56 17 27 71 269 020 112111109 -16-15-16 015 104 14 20 -17.8 -19.1 28.56 18 29 70 268 018 108107104 -16-16-16 021 105 14 21 -17.3 -18.7 28.55 19 30 71 270 020 106107105 -17-17-17 030 106 14 22 -16.7 -18.3 28.55 20 30 70 268 021 103107103 -17-17-18 044 107 14 23 -16.7 -18.4 28.54 19 29 74 272 016 102107106 -17-17-18 052 108 15 00 -16.5 -18.2 28.53 20 29 76 275 013 102108104 -17-17-18 059 109 15 01 -16.4 -18.1 28.51 20 29 76 274 021 103107104 -17-17-18 056 110 15 02 -16.4 -18.1 28.50 22 31 69 267 027 102105 99 -17-17-18 062 111 15 03 -16.4 -17.9 28.48 24 32 68 266 036 104105 96 -17-17-18 045 112 15 04 -16.3 -17.7 28.48 24 31 71 269 041 105104 93 -16-17-18 033 113 15 05 -16.1 -17.3 28.48 21 30 74 272 034 107104 98 -16-17-18 025 114 15 06 -16.0 -17.6 28.48 23 33 77 275 023 102107101 -16-17-18 047 115 15 07 -16.1 -17.7 28.47 24 33 66 264 024 102106102 -17-17-18 047 116 15 08 -16.8 -18.2 28.46 21 32 69 268 032 106109107 -17-18-19 016 117 15 09 -17.4 -18.3 28.45 20 30 64 262 028 111110108 -17-18-19 014 118 15 10 -17.9 -18.3 28.45 18 26 59 257 021 118108104 -17-18-20 022 119 15 11 -18.7 -19.1 28.45 18 26 55 253 020 119 99 91 -17-19-20 003 120 15 12 -19.3 -19.7 28.45 16 22 52 251 019 120105 83 -18-18-19 005 * 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.