USAP Byrd Surface Camp (NBY) (lat, lon) = (-80.01824, -119.5864) Forecast initialized at 2025072712 AMPS thwaites 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 27 12 -36.4 -40.3 28.19 24 24 18 258 -051 059058056 M35M33M31 000 01 27 13 -37.7 -41.7 28.21 26 46 22 263 -081 066059054 M36M33M32 000 02 27 14 -38.0 -42.0 28.22 27 47 19 259 -083 066065053 M37M34M32 000 03 27 15 -39.1 -43.4 28.24 26 46 19 260 -061 064065053 M37M34M31 000 04 27 16 -40.0 -44.2 28.28 25 43 20 261 -055 064059052 M38M33M30 000 05 27 17 -40.8 -44.9 28.28 25 43 19 260 -017 065054047 M38M32M30 000 06 27 18 -41.3 -45.3 28.31 24 40 20 261 -002 065049037 M37M31M30 000 07 27 19 -41.4 -45.2 28.31 24 39 21 261 001 067046031 M35M30M29 000 08 27 20 -41.2 -44.7 28.34 24 39 21 262 -022 069043030 M35M29M28 000 09 27 21 -41.1 -44.4 28.35 23 39 23 264 -051 070038033 M33M28M27 000 10 27 22 -40.9 -44.2 28.34 22 39 23 263 -054 070038031 M32M28M26 000 11 27 23 -40.4 -43.7 28.35 22 40 24 264 -047 070039027 M31M28M26 000 12 28 00 -39.5 -42.9 28.35 22 40 24 264 -050 070037021 M30M27M27 000 13 28 01 -38.6 -42.2 28.38 23 42 26 266 -040 069037018 M30M27M26 000 14 28 02 -37.7 -41.3 28.39 25 44 25 265 -063 069041030 M31M27M26 000 15 28 03 -37.3 -40.8 28.41 25 44 26 266 -056 070052042 M31M26M26 000 16 28 04 -37.2 -40.7 28.41 25 44 26 266 -029 070045065 M31M26M25 000 17 28 05 -37.2 -40.7 28.43 24 42 26 267 -008 070053072 M30M26M25 000 18 28 06 -37.0 -40.4 28.45 24 41 26 267 -008 070053075 M30M26M25 000 19 28 07 -36.6 -40.1 28.46 23 42 27 268 -025 070046076 M30M26M25 000 20 28 08 -36.2 -39.7 28.48 22 42 26 266 -023 070040074 M29M25M24 000 21 28 09 -36.0 -39.5 28.49 22 41 27 267 -013 070041071 M29M25M24 000 22 28 10 -35.8 -39.4 28.50 22 40 29 269 -026 070042069 M29M25M24 000 23 28 11 -35.9 -39.4 28.50 22 39 29 270 -030 070046067 M29M25M24 000 24 28 12 -36.0 -39.6 28.52 22 38 29 270 -023 070050069 M29M25M24 001 25 28 13 -36.5 -39.9 28.53 22 37 31 271 -028 070052072 M29M25M24 001 26 28 14 -37.0 -40.4 28.54 22 37 32 272 -016 071051075 M30M25M24 001 27 28 15 -37.3 -40.7 28.55 21 37 31 272 -032 070056075 M30M26M25 000 28 28 16 -37.4 -40.8 28.55 21 36 31 272 -009 071058076 M29M26M25 000 29 28 17 -37.4 -40.7 28.55 19 35 29 270 006 071058074 M29M26M25 000 30 28 18 -37.1 -40.5 28.55 18 34 29 269 007 071056074 M28M25M25 000 31 28 19 -37.1 -40.7 28.55 17 32 31 272 010 069055074 M28M25M25 000 32 28 20 -37.4 -41.1 28.55 17 32 32 272 010 068054074 M28M25M25 000 33 28 21 -37.4 -41.1 28.56 17 32 31 271 002 068057073 M28M26M25 000 34 28 22 -37.5 -41.2 28.55 18 32 28 268 -021 068057072 M28M26M25 000 35 28 23 -37.4 -41.1 28.54 18 32 27 267 -038 068058071 M28M26M25 000 36 29 00 -37.5 -41.2 28.54 18 31 28 269 -035 069056070 M28M26M25 000 37 29 01 -37.8 -41.4 28.53 18 30 31 271 -037 069057069 M28M25M25 000 38 29 02 -37.7 -41.4 28.51 18 30 32 273 -031 069061070 M28M26M25 000 39 29 03 -37.6 -41.3 28.51 18 30 30 271 -028 069062070 M29M26M25 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 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.