USAP Byrd Surface Camp (NBY) (lat, lon) = (-80.01824, -119.5864) Forecast initialized at 2025092800 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 28 00 -24.4 -26.8 28.65 11 15 41 282 -018 071074047 M22M21M21 000 01 28 01 -23.4 -26.0 28.64 10 15 55 295 030 079082084 M21M19M19 003 02 28 02 -23.8 -26.3 28.64 10 15 72 313 020 080078084 M19M19M19 007 03 28 03 -22.9 -25.5 28.62 13 22 65 305 007 079075086 M19M18M18 010 04 28 04 -21.9 -24.7 28.63 13 31 66 307 031 078077083 M19M17M17 013 05 28 05 -19.8 -22.6 28.60 18 37 51 291 -042 078081085 M18M16M16 018 06 28 06 -18.3 -20.9 28.61 20 39 48 288 -050 080081084 M18M18M16 037 07 28 07 -17.6 -20.2 28.59 21 39 41 282 -066 081083084 M18M18M16 057 08 28 08 -17.3 -19.9 28.59 23 40 40 281 -035 080088089 M18M18M17 090 09 28 09 -17.3 -19.9 28.60 24 39 39 279 -020 080094100 M18M19M17 114 10 28 10 -17.3 -19.9 28.59 23 38 37 278 -003 081096100 M18M19M17 112 11 28 11 -17.3 -19.9 28.60 23 37 40 281 -034 080090100 M18M18M17 088 12 28 12 -17.6 -20.1 28.60 21 36 40 280 -027 080088096 M18M18M17 059 13 28 13 -17.2 -19.8 28.61 21 35 42 282 -085 080087100 M18M17M16 047 14 28 14 -17.0 -19.6 28.61 21 37 41 281 -051 080091100 M17M17M17 039 15 28 15 -17.3 -19.9 28.62 18 34 45 285 -074 080084085 M17M17M17 028 16 28 16 -17.8 -20.7 28.62 19 39 43 283 -073 078080079 M17M17M16 018 17 28 17 -18.0 -21.0 28.62 20 41 43 283 -119 077077077 M18M17M16 009 18 28 18 -17.7 -20.7 28.62 20 42 42 282 -110 077076075 M17M17M16 005 19 28 19 -17.2 -20.3 28.62 22 42 42 282 -091 077075070 M17M17M15 003 20 28 20 -17.2 -20.3 28.62 21 41 42 283 -094 077076065 M17M17M15 002 21 28 21 -16.6 -19.6 28.62 19 39 41 282 -036 077077064 M17M17M15 001 22 28 22 -16.5 -19.6 28.63 19 38 44 284 -034 077073064 M17M17M16 001 23 28 23 -17.0 -20.2 28.62 23 41 44 284 -080 076070056 M17M18M17 001 24 29 00 -17.7 -21.0 28.63 23 40 41 281 -092 075069057 M17M18M17 000 25 29 01 -19.0 -22.4 28.63 22 39 42 282 -068 075067065 M18M19M18 000 26 29 02 -19.9 -23.4 28.64 25 42 40 280 -127 074072062 M19M20M18 000 27 29 03 -20.5 -24.0 28.66 23 40 39 279 -069 074075065 M20M19M19 000 28 29 04 -20.9 -24.3 28.67 24 41 37 278 -099 074068051 M21M19M18 000 29 29 05 -22.5 -25.8 28.69 23 41 40 280 -093 074066063 M21M18M17 000 30 29 06 -23.3 -26.7 28.72 22 41 43 283 -111 074067064 M21M19M18 000 31 29 07 -24.1 -27.5 28.73 21 39 45 286 -132 074067065 M22M20M19 000 32 29 08 -25.0 -28.6 28.74 20 39 44 285 -162 073067064 M22M20M19 000 33 29 09 -25.4 -29.0 28.75 20 38 47 287 -054 072066072 M23M21M20 000 34 29 10 -25.8 -29.4 28.77 21 39 45 285 -132 072068071 M23M21M20 000 35 29 11 -26.0 -29.1 28.78 19 35 46 287 -121 075090052 M23M21M20 000 36 29 12 -25.5 -28.4 28.78 17 38 51 291 -155 077070062 M22M19M19 000 37 29 13 -25.0 -28.2 28.79 20 41 50 291 -186 075067069 M22M19M19 000 38 29 14 -25.1 -28.6 28.80 21 40 50 291 -155 072069065 M22M19M18 000 39 29 15 -25.2 -28.7 28.81 22 41 49 290 -175 073070054 M22M18M18 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.