USAP Byrd Surface Camp (NBY) (lat, lon) = (-80.01824, -119.5864) Forecast initialized at 2025093000 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 30 00 -16.8 -20.6 28.78 22 24 48 289 -040 071069068 M17M17M17 000 01 30 01 -17.6 -20.6 28.75 17 31 47 287 -112 077072067 M17M17M17 003 02 30 02 -18.9 -21.8 28.75 17 34 49 289 -087 078074065 M17M17M17 005 03 30 03 -19.9 -22.9 28.79 17 33 49 289 -129 077065062 M17M16M16 005 04 30 04 -20.7 -23.8 28.75 18 36 50 290 -137 076055055 M17M16M16 002 05 30 05 -20.3 -23.7 28.76 19 38 50 290 -143 074054053 M17M16M16 000 06 30 06 -20.7 -24.2 28.75 20 39 46 286 -143 074054054 M17M16M16 000 07 30 07 -21.5 -25.2 28.75 20 38 43 283 -095 072050074 M18M16M17 000 08 30 08 -22.1 -26.0 28.75 20 38 42 282 -091 071057080 M19M16M16 000 09 30 09 -22.3 -26.1 28.74 20 35 41 281 -103 071069089 M18M16M16 000 10 30 10 -20.8 -24.3 28.73 18 34 41 281 -104 073071100 M18M17M17 000 11 30 11 -21.3 -24.7 28.73 16 28 45 286 -101 074060088 M17M17M17 001 12 30 12 -22.1 -25.7 28.71 17 30 48 288 -090 073064095 M18M16M17 002 13 30 13 -21.9 -25.6 28.71 16 33 50 290 -043 072083099 M18M17M17 002 14 30 14 -21.3 -24.7 28.70 15 33 54 295 001 074088095 M19M17M17 001 15 30 15 -19.2 -22.5 28.69 16 32 51 291 -024 076087100 M18M18M18 000 16 30 16 -18.3 -21.6 28.69 17 32 45 286 -004 075087088 M18M18M18 000 17 30 17 -17.9 -21.1 28.69 17 31 43 283 020 076086080 M18M18M18 000 18 30 18 -17.7 -20.7 28.68 15 29 44 284 -004 077084067 M18M19M18 000 19 30 19 -17.3 -20.4 28.67 15 29 49 289 -006 077083073 M18M19M19 000 20 30 20 -17.0 -20.2 28.67 15 28 55 295 -007 077079098 M18M19M19 000 21 30 21 -17.1 -20.3 28.65 15 28 55 296 -009 077082086 M18M19M19 000 22 30 22 -17.0 -20.2 28.66 15 28 57 297 -024 076080096 M18M18M18 000 23 30 23 -17.8 -21.0 28.64 16 30 54 295 -014 076079093 M18M18M18 000 24 01 00 -18.3 -21.4 28.63 16 30 53 294 015 076078096 M18M17M18 000 25 01 01 -19.3 -22.4 28.63 16 30 56 296 -002 077074091 M18M17M17 000 26 01 02 -20.4 -23.4 28.62 15 31 55 295 001 077075088 M18M17M17 000 27 01 03 -21.4 -24.4 28.63 14 31 52 293 -010 077076094 M17M17M17 000 28 01 04 -21.8 -24.7 28.63 13 31 49 290 -014 078077093 M17M17M18 000 29 01 05 -22.3 -25.2 28.64 14 31 46 287 -035 077078089 M18M18M18 000 30 01 06 -23.1 -26.1 28.63 15 27 47 287 -040 077082081 M17M17M18 000 31 01 07 -23.7 -26.8 28.64 15 28 46 286 029 076078078 M18M18M18 000 32 01 08 -24.2 -27.4 28.65 15 27 48 288 029 075088079 M18M18M18 000 33 01 09 -24.4 -27.7 28.65 16 29 41 282 -005 074090080 M18M18M18 000 34 01 10 -24.2 -27.6 28.65 16 28 35 276 004 074094086 M17M18M18 001 35 01 11 -24.1 -27.3 28.65 15 26 40 280 -007 075092077 M17M18M19 002 36 01 12 -23.1 -26.2 28.65 14 25 36 277 -017 076087078 M17M17M18 002 37 01 13 -23.5 -26.7 28.66 15 26 37 277 008 075087084 M17M17M18 002 38 01 14 -25.2 -28.5 28.68 14 24 43 283 039 074092078 M17M18M18 001 39 01 15 -25.4 -28.7 28.68 14 24 44 285 041 074092078 M17M18M18 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.