USAP Williams Field (NZWD) (lat, lon) = (-77.870, 167.028) Forecast initialized at 2025091812 AMPS 0p89km 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 18 12 -25.8 -33.5 29.03 3 3 19 186 -001 061036040 M25M21M21 000 01 18 13 -27.7 -34.3 29.06 2 2 152 319 683 053035055 M23M21M22 000 02 18 14 -30.8 -36.0 29.04 7 7 134 302 017 060037061 M21M22M22 000 03 18 15 -30.2 -35.5 29.03 4 4 346 153 106 060039059 M19M20M22 000 04 18 16 -28.4 -34.4 28.98 4 8 32 199 -044 056045059 M20M21M22 000 05 18 17 -28.9 -34.2 28.98 5 7 108 275 -049 060047058 M19M21M22 000 06 18 18 -31.8 -35.8 28.97 9 12 86 253 005 068048056 M21M21M22 000 07 18 19 -31.3 -35.6 28.96 4 4 346 153 025 065046054 M23M21M22 000 08 18 20 -31.7 -37.5 28.92 6 8 52 219 -012 057045058 M24M22M22 000 09 18 21 -33.1 -38.6 28.90 7 9 47 214 -006 058075060 M23M21M22 000 10 18 22 -33.7 -38.6 28.89 9 11 62 229 -007 061089079 M24M22M22 000 11 18 23 -33.5 -38.0 28.89 9 12 53 220 -044 064089073 M25M22M23 001 12 19 00 -33.1 -37.5 28.87 7 10 42 209 -007 064086048 M26M23M22 003 13 19 01 -32.3 -37.3 28.86 6 8 62 229 025 061081045 M25M22M23 001 14 19 02 -31.9 -37.0 28.84 7 9 58 225 000 060081053 M24M22M23 000 15 19 03 -31.5 -36.7 28.81 6 9 58 225 -004 060082060 M24M22M23 001 16 19 04 -31.8 -36.6 28.80 7 9 70 237 -026 062083070 M23M22M23 001 17 19 05 -31.9 -36.4 28.79 8 10 60 227 -013 064085069 M23M22M23 002 18 19 06 -33.2 -37.3 28.78 7 10 62 229 -024 066083075 M23M23M23 002 19 19 07 -33.7 -37.6 28.77 6 9 58 225 035 067079072 M23M23M23 001 20 19 08 -35.1 -38.8 28.77 7 10 69 236 004 069074075 M24M23M23 000 21 19 09 -36.3 -39.7 28.77 7 11 70 237 005 071071078 M26M23M23 000 22 19 10 -36.7 -39.8 28.77 6 10 46 213 027 073064076 M26M24M23 000 23 19 11 -36.0 -39.0 28.74 5 8 51 218 -007 073065073 M25M23M23 000 24 19 12 -35.7 -38.8 28.73 6 8 61 228 014 073069066 M24M22M23 000 25 19 13 -35.8 -38.9 28.72 7 8 76 243 005 074071066 M23M22M23 000 26 19 14 -35.6 -38.4 28.72 7 7 71 238 -002 076076064 M23M22M23 000 27 19 15 -35.3 -37.8 28.70 6 6 67 234 028 078080061 M23M22M23 000 28 19 16 -35.4 -37.8 28.70 7 7 68 235 010 078079059 M23M22M23 000 29 19 17 -35.2 -37.7 28.68 6 7 55 222 -052 078083057 M23M22M23 000 30 19 18 -34.1 -36.5 28.68 6 6 55 222 016 079080056 M22M22M23 000 31 19 19 -32.6 -34.7 28.67 5 5 54 221 -074 082084053 M22M22M23 000 32 19 20 -32.7 -34.8 28.68 5 5 69 236 004 082080050 M22M22M23 000 33 19 21 -30.4 -31.7 28.67 3 3 70 237 001 088081042 M22M22M23 000 34 19 22 -29.3 -30.3 28.67 2 2 88 255 -019 091075038 M22M22M22 000 35 19 23 -28.1 -29.4 28.67 1 3 150 317 -016 089073039 M22M21M22 000 36 20 00 -27.9 -29.4 28.67 1 3 167 334 021 087078037 M21M21M22 000 37 20 01 -27.5 -29.3 28.69 1 2 76 243 013 084080033 M21M21M21 000 38 20 02 -26.9 -28.7 28.68 2 3 71 238 015 085087031 M21M21M21 000 39 20 03 -26.9 -28.2 28.70 3 3 55 222 010 088093032 M21M21M21 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.