UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122111.upa.cvt Date: 1100Z 21 DEC 25 Searching for NZPP... Searching the city database file for: NZPP ... Date:1100Z 21 DEC 25 Station: NZPP WMO ident: 93417 Latitude: -40.90 Longitude: 174.98 Elevation: 12.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1013 12 14.2 9.7 74 4.5 11.6 40 5 286.3 287.6 284.2 307.1 7.47 1 1000 111 14.0 9.2 73 4.8 11.3 45 7 287.1 288.4 284.4 307.6 7.31 2 925 764 8.4 7.2 92 1.2 7.8 350 11 287.9 289.1 284.3 307.3 6.90 3 919 818 7.8 7.1 95 0.7 7.4 346 11 287.8 289.0 284.2 307.2 6.89 4 878 1192 5.2 3.5 89 1.7 4.4 316 12 288.9 289.9 283.4 304.9 5.61 5 861 1352 5.6 -3.4 52 9.0 1.7 303 12 290.9 291.6 281.8 301.0 3.45 6 850 1457 5.2 -1.8 61 7.0 2.0 295 12 291.6 292.3 282.6 303.1 3.94 7 771 2244 -1.5 -1.5 100 0.0 -1.5 265 20 292.6 293.4 283.6 305.6 4.44 8 755 2412 0.4 -9.6 47 10.0 -3.4 258 21 296.4 296.9 283.0 303.9 2.44 9 738 2595 0.0 -19.0 22 19.0 -5.7 251 23 297.9 298.2 282.0 301.6 1.15 10 728 2704 -0.9 -22.9 17 22.0 -6.9 247 24 298.1 298.3 281.7 300.8 0.83 11 722 2770 0.0 -31.0 8 31.0 -7.1 245 25 299.8 299.9 281.8 301.2 0.40 12 700 3018 -1.1 -20.1 22 19.0 -6.8 235 27 301.3 301.5 283.3 304.8 1.11 13 643 3690 -4.7 -14.7 45 10.0 -8.1 234 31 304.6 304.9 285.5 310.6 1.90 14 618 4001 -6.3 -17.3 41 11.0 -9.8 233 33 306.2 306.5 285.8 311.4 1.59 15 500 5620 -18.5 -26.5 49 8.0 -20.2 230 42 310.5 310.6 286.5 313.4 0.88 16 499 5635 -18.7 -26.7 49 8.0 -20.4 230 42 310.4 310.6 286.5 313.3 0.86 17 446 6460 -24.7 -37.7 29 13.0 -26.4 230 44 313.0 313.1 286.8 314.2 0.33 18 400 7240 -31.1 -43.1 30 12.0 -32.2 230 46 314.6 314.6 287.2 315.3 0.21 19 359 7998 -37.3 -50.3 25 13.0 -38.1 228 54 316.1 316.2 287.6 316.5 0.11 20 321 8765 -42.1 -59.1 14 17.0 -42.7 226 61 319.8 319.8 288.7 319.9 0.04 21 308 9044 -44.1 -48.9 59 4.8 -44.3 225 64 320.8 320.8 289.2 321.3 0.15 22 303 9154 -45.3 -52.3 45 7.0 -45.6 225 65 320.6 320.6 289.0 321.0 0.10 23 300 9220 -45.9 -48.8 72 2.9 -46.0 225 66 320.7 320.7 289.1 321.2 0.15 24 269 9934 -50.9 -55.7 57 4.8 -51.0 221 68 323.5 323.6 289.9 323.8 0.07 25 265 10031 -51.1 -57.1 49 6.0 -51.2 220 68 324.6 324.7 290.2 324.9 0.06 26 258 10205 -50.1 -71.1 7 21.0 -50.5 220 78 328.6 328.6 291.3 328.6 0.01 27 250 10410 -48.9 -74.9 3 26.0 -49.3 220 90 333.4 333.4 292.6 333.4 0.01 28 249 10436 -48.5 -75.5 3 27.0 -49.0 220 91 334.3 334.3 292.9 334.4 0.01 29 227 11043 -49.3 -77.6 2 28.3 -49.8 220 103 342.0 342.0 294.8 342.0 0.00 30 200 11870 -50.5 -80.5 2 30.0 -51.0 220 88 352.8 352.8 297.3 352.8 0.00 31 161 13274 -51.7 -81.7 2 30.0 -52.2 216 62 373.4 373.4 301.1 373.4 0.00 32 150 13730 -53.3 -82.3 2 29.0 -53.8 215 53 378.2 378.2 301.9 378.3 0.00 33 132 14548 -57.1 -84.1 2 27.0 -57.4 218 47 385.5 385.5 303.1 385.6 0.00 34 100 16300 -59.3 -86.3 2 27.0 -59.6 225 34 413.2 413.2 306.9 413.2 0.00 35 81 17625 -56.7 -85.7 1 29.0 -57.2 228 22 444.2 444.2 310.3 444.2 0.00 36 74 18193 -59.9 -85.9 2 26.0 -60.3 229 17 449.0 449.0 310.8 449.1 0.00 37 70 18540 -59.3 -86.3 2 27.0 -59.7 230 14 457.5 457.5 311.5 457.5 0.00 38 50 20660 -56.5 -85.5 1 29.0 -57.3 75 5 510.3 510.3 315.7 510.4 0.01 39 33 23308 -52.5 -84.5 1 32.0 -54.4 103 12 585.3 585.3 319.9 585.4 0.01 40 30 23920 -53.5 -84.5 1 31.0 -55.4 110 13 598.8 598.8 320.6 598.9 0.01 41 26 24840 -53.7 -84.7 1 31.0 -55.7 105 19 623.2 623.2 321.6 623.3 0.01 42 20 26550 -47.3 -81.3 1 34.0 -51.6 95 31 691.4 691.4 324.1 691.6 0.03 43 14 28931 -43.1 -80.1 1 37.0 -50.3 779.9 779.9 326.7 780.3 0.05 TRP 265 10031 -51.1 -57.1 49 6.0 -51.2 220 68 324.6 324.7 290.2 324.9 0.06 WND 227 11043 -49.3 -77.6 2 28.3 -49.8 220 103 342.0 342.0 294.8 342.0 0.00 Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 788.69 mb = 2068.18 m = 6785.30 ft Freezing level: 758.37 mb = 2376.96 m = 7798.32 ft Freezing level: 738.00 mb = 2595.00 m = 8513.68 ft Freezing level: 722.00 mb = 2770.43 m = 9089.23 ft Freezing level: 722.00 mb = 2770.43 m = 9089.23 ft Wetbulb zero: 804.79 mb = 1898.23 m = 6227.71 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 55.92 % Est. max temperature: 18.62 C = 65.52 F Sfc-Lift cond lev (LCL): 946.80 mb = 568.85 m = 1866.27 ft T: 10.07 C 700-500 lapse rate: 6.69 C/km ThetaE index: 6.61 C Layer 925.0- 850.0 mb Conv cond level (CCL): 913.23 mb = 869.33 m = 2852.11 ft Mean mixing ratio: 7.11 g/kg Conv temperature: 15.89 C = 60.60 F Cap Strength: 5.63 C Lifted Index: 5.45 C Risk: None Lifted Index @300 mb: 9.57 C Lifted Index @700 mb: 4.27 C Showalter Index: 8.32 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 16.70 C K Index: 2.90 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 2.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.33 J/kg Max Up Vert Vel: 4.08 m/s Conv Inhibition (B-): 2.97 J/kg Cap Strength: 5.54 C Lift Cond Lev (LCL): 920.18 mb = 807.15 m = 2648.09 ft Lev Free Conv (LFC): 895.18 mb = 1033.20 m = 3389.71 ft Equ Level (EL): 875.18 mb = 1218.48 m = 3997.58 ft B at Equ Level: 2.97 J/kg Max Parcel Lev (MPL): 855.18 mb = 1407.39 m = 4617.36 ft Wind level data Storm motion: 270 at 19 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1013 12 40 5 -3.2 -3.8 | 81 23 -22.3 -3.7 1 1000 111 45 7 -4.9 -4.9 | 79 25 -24.1 -4.9 2 925 764 350 11 1.9 -10.8 | 58 20 -17.2 -10.7 3 850 1457 295 12 10.9 -5.1 | 59 10 -8.2 -5.0 4 700 3018 235 27 22.1 15.5 | 191 16 3.0 15.6 5 500 5620 230 42 32.2 27.0 | 206 30 13.1 27.1 6 400 7240 230 46 35.2 29.6 | 209 34 16.1 29.7 7 300 9220 225 66 46.7 46.7 | 211 54 27.6 46.8 8 265 10031 220 68 43.7 52.1 | 205 58 24.6 52.2 9 250 10410 220 90 57.9 68.9 | 209 79 38.7 69.0 10 227 11043 220 103 66.2 78.9 | 211 92 47.1 79.0 11 200 11870 220 88 56.6 67.4 | 209 77 37.5 67.5 12 150 13730 215 53 30.4 43.4 | 195 45 11.3 43.5 13 100 16300 225 34 24.0 24.0 | 192 25 4.9 24.1 14 70 18540 230 14 10.7 9.0 | 137 12 -8.4 9.1 15 50 20660 75 5 -4.8 -1.3 | 87 24 -23.9 -1.2 16 30 23920 110 13 -12.2 4.4 | 98 32 -31.3 4.5 17 20 26550 95 31 -30.9 2.7 | 93 50 -50.0 2.8 Wind Parameters Mean winds (0-6000m): 240.3 at 25.5 knts Storm direction: 270.3 at 19.1 knts Shear (0-3000m) pos: 0.0 neg: 5.5 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 110.5 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -69.4 tot: -65.5 m^2/s^2 ave: -21.8 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 138.23 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 28 8 74 24| 0.0 5.8 5.8| 0.0 -37.3 -37.3 -74.5 -0.79| 7.7 -6.1 1000 4 9 65 22| 0.0 5.5 5.5| 0.0 -61.6 -61.6 -61.6 -0.67| 7.9 -5.3 1500 342 10 59 19| 0.0 5.1 5.1| 2.6 -62.5 -59.9 -39.9 -0.42| 8.0 -3.3 2000 320 11 54 15| 0.0 5.3 5.3| 2.9 -63.5 -60.6 -30.3 -0.33| 7.8 -2.5 2500 298 13 52 10| 0.0 5.4 5.4| 3.9 -63.5 -59.6 -23.8 -0.17| 7.9 -1.3 3000 276 15 72 4| 0.0 5.5 5.5| 3.9 -69.4 -65.5 -21.8 -0.17| 8.3 -1.4 4000 255 19 166 5| 0.0 4.8 4.8| 17.1 -69.4 -52.3 -13.1 -0.10| 7.0 -0.7 5000 245 22 186 9| 0.0 4.5 4.5| 28.5 -69.4 -40.8 -8.2 -0.06| 6.2 -0.4 6000 240 25 193 13| 0.0 4.1 4.1| 37.5 -69.4 -31.9 -5.3 -0.04| 5.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//NZPP/skewt/NZPP.skewt.20251221.11.gif