USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025122312 WRF 2.67-km 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 23 12 1.1 -7.6 29.44 6 7 262 73 -052 056035012 M01-98-96 000 01 23 13 0.9 -9.5 29.39 9 12 187 358 -066 046022011 -95-95-95 000 02 23 14 -1.0 -8.7 29.42 8 9 147 318 -015 056026014 -96-95-95 000 03 23 15 -1.8 -7.6 29.44 8 10 147 317 -007 065032017 -98-96-96 000 04 23 16 -1.1 -7.1 29.47 5 7 138 309 -022 064039027 -98-97-97 000 05 23 17 -0.6 -7.3 29.47 4 6 190 0 020 061039031 -98-97-97 000 06 23 18 0.8 -7.7 29.51 4 6 239 49 -086 053034030 -97-96-97 000 07 23 19 2.0 -7.7 29.52 6 7 211 21 -008 049030029 -96-96-97 000 08 23 20 1.9 -7.4 29.52 7 10 161 331 015 050022024 -96-97-98 000 09 23 21 1.8 -7.6 29.53 6 6 174 344 019 050026024 -97-98-99 000 10 23 22 2.2 -6.1 29.53 2 5 144 314 136 054030028 -97-98-99 000 11 23 23 1.2 -5.2 29.53 5 5 359 169 151 062033029 -97-98-98 000 12 24 00 1.1 -3.8 29.53 5 9 324 134 -202 070039027 -98-99-99 000 13 24 01 1.0 -4.3 29.53 3 6 297 107 -224 068039031 -99-99M00 000 14 24 02 1.2 -4.3 29.56 6 6 260 70 -143 067037030 -99-99M00 000 15 24 03 0.9 -4.3 29.55 5 6 300 110 -365 068037029 -99-99M00 000 16 24 04 0.8 -3.4 29.56 4 4 302 112 -228 074036029 -99-99-99 000 17 24 05 0.4 -3.6 29.56 3 4 297 107 -068 075038029 -99-99M00 000 18 24 06 0.0 -3.6 29.56 4 5 305 115 -152 077039030 -99-99M00 000 19 24 07 -0.4 -4.5 29.57 5 5 278 88 068 074035029 -99-99M00 000 20 24 08 -1.2 -5.3 29.57 6 6 282 92 390 074033030 -99-99M00 000 21 24 09 -0.9 -6.8 29.58 5 7 297 107 598 065030031 -99-99M00 000 22 24 10 -1.7 -7.4 29.57 4 9 321 131 1006 066031030 -99-99M00 000 23 24 11 -2.3 -8.0 29.58 4 9 336 146 766 066035032 -99-99M00 000 24 24 12 -2.7 -8.3 29.57 3 8 318 128 486 066036033 M00M00M00 000 25 24 13 -3.0 -8.8 29.56 5 11 317 127 1052 065033029 -99-99M00 000 26 24 14 -2.9 -9.0 29.57 5 12 336 146 1354 064031028 -99-99-99 000 27 24 15 -2.7 -9.0 29.57 4 13 4 175 1825 062027025 -98-98-99 000 28 24 16 -2.3 -8.9 29.56 3 12 9 179 1613 061026024 -98-98-99 000 29 24 17 -2.0 -8.6 29.56 4 11 13 183 1097 061026025 -98-99-99 000 30 24 18 -2.3 -7.8 29.56 7 12 357 168 933 067027026 -99-99M00 000 31 24 19 -1.7 -7.3 29.56 8 9 3 174 475 066028028 -99-99M00 000 32 24 20 -0.9 -7.0 29.57 3 5 46 217 144 063031031 -99M00M01 000 33 24 21 -0.6 -5.9 29.57 5 6 268 78 548 067034033 M00M01M02 000 34 24 22 -0.2 -5.3 29.57 5 5 257 67 380 068038034 M00M01M02 000 35 24 23 -0.1 -5.4 29.59 5 5 255 66 218 067042035 M01M01M02 000 36 25 00 -0.3 -4.7 29.58 4 4 284 94 044 072044036 M01M02M02 000 37 25 01 -0.4 -4.6 29.57 4 5 308 118 015 073043037 M01M01M02 000 38 25 02 -0.2 -5.1 29.57 3 5 307 117 012 070042037 M01M01M02 000 39 25 03 -0.1 -5.3 29.56 2 4 294 104 051 068042036 M01M01M02 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 1h) 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.