USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025122100 WRF 24km 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 21 00 -2.6 -8.9 29.17 2 3 23 193 001 075075056 M06M07M08 000 03 21 03 -2.1 -5.5 29.25 3 4 67 237 -006 078065050 M04M06M07 000 06 21 06 -2.3 -5.2 29.27 3 3 73 244 003 081064046 M04M05M06 000 09 21 09 -3.6 -5.8 29.29 2 2 76 246 002 085066045 M05M06M07 000 12 21 12 -4.6 -7.0 29.31 1 1 109 279 002 083067045 M05M06M07 000 15 21 15 -4.7 -7.6 29.35 1 1 170 340 -011 080063046 M05M06M07 000 18 21 18 -4.4 -7.2 29.37 1 1 168 338 -021 081058042 M05M05M06 000 21 21 21 -3.2 -6.0 29.42 1 3 65 235 -026 081050035 M04M05M05 000 24 22 00 -2.3 -5.1 29.46 3 5 42 212 -027 081041027 M03M04M04 000 27 22 03 -2.0 -5.1 29.47 5 6 29 199 -017 080031026 M02M03M03 000 30 22 06 -1.4 -4.8 29.47 6 5 15 185 -016 078030024 M01M01M02 000 33 22 09 -1.3 -6.0 29.46 5 5 0 171 -012 071026019 -99-99M00 000 36 22 12 -1.4 -8.0 29.44 4 4 351 161 -001 061021017 -98-98-99 000 39 22 15 -1.4 -8.3 29.45 2 2 3 173 -016 060020016 -98-98-98 000 42 22 18 -0.4 -7.5 29.49 6 8 256 67 012 059022018 -98-98-99 000 45 22 21 1.2 -4.8 29.53 5 7 213 23 013 064023021 -99-99-99 000 48 23 00 1.7 -5.0 29.56 3 2 276 86 -009 061024025 -98-99M00 000 51 23 03 1.6 -4.5 29.54 4 5 316 126 -013 064024023 -98-98-99 000 54 23 06 1.9 -6.7 29.51 6 6 303 114 019 053021023 -97-97-97 000 57 23 09 2.1 -6.1 29.51 8 7 279 90 016 055021023 -95-96-97 000 60 23 12 0.8 -5.9 29.48 9 10 266 76 -028 061025030 -95-96-97 000 63 23 15 0.1 -6.0 29.50 12 17 238 48 -019 064029025 -97-98-99 000 66 23 18 1.0 -6.3 29.48 14 19 224 34 -010 058023022 -97-98-99 000 69 23 21 1.3 -6.7 29.49 16 26 211 21 005 055021019 -98-99-99 000 72 24 00 1.1 -6.7 29.51 19 30 205 15 003 056024017 -99M00M00 000 75 24 03 0.8 -6.6 29.51 17 30 208 18 020 058026017 M00M00M01 000 78 24 06 0.2 -7.2 29.50 18 32 208 18 018 057024016 M00M00M01 000 81 24 09 -0.2 -8.2 29.50 16 30 216 26 -005 055027019 -99M00M01 000 84 24 12 -1.2 -8.6 29.51 18 31 226 37 -029 057031023 M00M01M02 000 87 24 15 -1.7 -9.1 29.52 20 32 228 38 -048 057030025 M01M02M03 000 90 24 18 -1.4 -9.8 29.52 22 36 219 30 -110 052031025 M02M03M04 000 93 24 21 -1.4 -10.1 29.56 24 37 214 24 -110 052034026 M03M04M05 000 96 25 00 -1.2 -9.2 29.58 22 35 207 18 -096 054041031 M03M04M06 000 99 25 03 -0.7 -9.3 29.56 19 31 217 28 -067 052033022 M02M03M05 000 102 25 06 -0.7 -9.1 29.52 14 24 233 43 -017 053022018 M01M02M03 000 105 25 09 -1.8 -7.5 29.48 11 14 256 66 -003 065024021 M00M01M02 000 108 25 12 -2.6 -8.3 29.42 11 14 266 76 -018 065025027 -99M00M02 000 111 25 15 -2.3 -8.7 29.40 10 11 263 73 -048 062026029 -99M00M01 000 114 25 18 -1.0 -7.6 29.37 6 8 246 56 -027 061030029 M00M01M02 000 117 25 21 0.8 -5.2 29.36 3 5 197 7 -015 064035027 M00M01M02 000 120 26 00 1.3 -4.6 29.38 3 5 188 358 -022 065028019 M00M01M02 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.