UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for NZPP... Searching the city database file for: NZPP ... Date:2300Z 4 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 1012 12 18.0 14.0 77 4.0 15.5 360 13 290.2 291.9 288.2 318.3 9.97 1 1000 104 16.8 13.3 80 3.5 14.6 20 14 290.0 291.7 287.8 317.1 9.64 2 979 284 13.8 12.2 90 1.6 12.9 9 15 288.7 290.3 286.9 314.4 9.15 3 964 414 12.6 12.4 99 0.2 12.5 1 16 288.8 290.4 287.1 315.2 9.42 4 941 617 11.4 8.9 85 2.5 10.0 349 18 289.5 290.9 285.7 311.1 7.62 5 935 671 12.0 5.0 62 7.0 8.3 346 18 290.7 291.7 284.4 307.4 5.85 6 925 761 11.4 5.4 67 6.0 8.2 340 19 291.0 292.0 284.7 308.4 6.08 7 906 934 11.0 3.0 58 8.0 6.9 322 17 292.3 293.2 284.4 307.5 5.24 8 864 1328 7.6 2.6 71 5.0 5.1 279 13 292.7 293.7 284.7 308.2 5.34 9 850 1463 10.6 -4.4 35 15.0 3.8 265 12 297.3 297.8 284.2 307.0 3.24 10 842 1542 11.6 -6.4 28 18.0 3.7 262 13 299.1 299.6 284.4 307.7 2.81 11 840 1562 11.6 -6.4 28 18.0 3.7 261 14 299.3 299.8 284.5 307.9 2.82 12 792 2052 9.4 -2.6 43 12.0 3.6 243 22 302.0 302.8 286.8 314.2 3.99 13 700 3060 1.0 -5.0 64 6.0 -1.7 205 39 303.6 304.3 287.1 315.2 3.76 14 696 3106 0.6 -5.4 64 6.0 -2.0 205 39 303.6 304.3 287.1 314.9 3.67 15 619 4039 -5.5 -10.5 68 5.0 -7.4 212 40 307.0 307.5 287.3 315.8 2.77 16 530 5239 -14.5 -21.5 55 7.0 -16.3 222 41 310.1 310.4 286.9 314.4 1.29 17 500 5680 -16.7 -29.7 32 13.0 -19.3 225 42 312.7 312.8 287.1 314.9 0.65 18 494 5770 -17.1 -30.1 31 13.0 -19.7 225 42 313.3 313.4 287.2 315.5 0.63 19 475 6062 -19.7 -33.7 28 14.0 -22.1 226 42 313.6 313.7 287.2 315.2 0.47 20 427 6842 -26.1 -34.1 47 8.0 -27.3 229 43 315.1 315.2 287.7 316.9 0.50 21 400 7310 -29.9 -37.9 46 8.0 -30.9 230 44 316.1 316.2 287.9 317.4 0.36 22 319 8878 -42.7 -49.7 46 7.0 -43.0 230 49 319.5 319.5 288.8 320.0 0.13 23 300 9290 -45.5 -52.5 45 7.0 -45.8 230 50 321.2 321.2 289.2 321.6 0.10 24 271 9959 -50.9 -55.5 58 4.6 -51.0 227 49 322.9 322.9 289.7 323.2 0.08 25 260 10228 -52.5 -60.5 37 8.0 -52.7 226 48 324.4 324.4 290.1 324.5 0.04 26 250 10480 -54.7 -61.7 42 7.0 -54.8 225 48 324.7 324.8 290.2 324.9 0.04 27 217 11370 -60.5 -64.1 62 3.6 -60.6 225 44 329.2 329.2 291.5 329.3 0.03 28 212 11515 -59.9 -69.9 26 10.0 -60.0 230 51 332.3 332.3 292.3 332.4 0.01 29 207 11664 -58.8 -72.1 16 13.3 -59.0 235 59 336.3 336.3 293.4 336.3 0.01 30 200 11880 -57.3 -75.3 8 18.0 -57.5 235 41 342.0 342.0 294.8 342.1 0.01 31 178 12621 -54.3 -80.3 3 26.0 -54.6 241 38 358.5 358.5 298.4 358.5 0.00 32 150 13710 -56.7 -82.7 2 26.0 -57.0 250 33 372.4 372.4 301.0 372.4 0.00 33 139 14194 -57.3 -83.3 2 26.0 -57.6 251 32 379.5 379.5 302.2 379.5 0.00 34 122 15027 -54.9 -82.9 2 28.0 -55.4 253 29 398.3 398.3 305.0 398.4 0.00 35 100 16290 -59.1 -85.1 2 26.0 -59.5 255 26 413.5 413.5 306.9 413.6 0.00 36 85 17303 -61.3 -86.3 2 25.0 -61.6 276 20 428.8 428.8 308.7 428.8 0.00 37 76 18003 -57.9 -85.9 2 28.0 -58.4 290 16 449.8 449.8 310.8 449.8 0.00 38 70 18520 -59.1 -86.1 2 27.0 -59.6 300 13 457.9 458.0 311.6 458.0 0.00 39 62 19278 -60.3 -86.3 2 26.0 -60.7 354 11 471.5 471.5 312.8 471.5 0.00 40 57 19805 -57.7 -85.7 2 28.0 -58.3 32 10 488.8 488.8 314.1 488.9 0.00 41 50 20630 -58.1 -86.1 2 28.0 -58.8 90 8 506.6 506.6 315.4 506.6 0.00 42 33 23255 -55.5 -85.5 1 30.0 -56.9 78 15 577.4 577.4 319.5 577.4 0.01 43 30 23860 -56.1 -85.1 1 29.0 -57.5 75 16 591.7 591.7 320.2 591.8 0.01 44 25 25018 -56.5 -85.5 1 29.0 -58.1 73 18 622.2 622.2 321.6 622.3 0.01 45 20 26450 -51.7 -83.7 1 32.0 -54.7 70 21 677.9 677.9 323.7 678.1 0.02 46 14 28790 -46.7 -80.7 1 34.0 -52.4 767.7 767.7 326.4 768.1 0.04 TRP 217 11370 -60.5 -64.1 62 3.6 -60.6 225 44 329.2 329.2 291.5 329.3 0.03 WND 207 11664 -58.8 -72.1 16 13.3 -59.0 235 59 336.3 336.3 293.4 336.3 0.01 Sounding variables and indices 1000-500 mb thick: 5576.00 m Freezing level: 688.43 mb = 3197.91 m = 10491.69 ft Wetbulb zero: 729.30 mb = 2725.12 m = 8940.56 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 59.55 % Est. max temperature: 21.23 C = 70.21 F Sfc-Lift cond lev (LCL): 953.67 mb = 504.92 m = 1656.53 ft T: 12.06 C 700-500 lapse rate: 6.76 C/km ThetaE index: 7.73 C Layer 941.0- 925.0 mb Conv cond level (CCL): 881.39 mb = 1162.49 m = 3813.90 ft Mean mixing ratio: 8.21 g/kg Conv temperature: 20.40 C = 68.72 F Cap Strength: 6.27 C Lifted Index: 3.79 C Risk: None Lifted Index @300 mb: 6.13 C Lifted Index @700 mb: 3.68 C Showalter Index: 7.54 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 12.30 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 66.00 Risk: None Energy Index: 1.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.52 J/kg Max Up Vert Vel: 4.80 m/s Conv Inhibition (B-): 47451.25 J/kg Cap Strength: 6.22 C Lift Cond Lev (LCL): 918.37 mb = 821.01 m = 2693.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 253 at 23 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 1012 12 360 13 -0.0 -13.0 | 48 30 -22.2 -19.9 1 1000 104 20 14 -4.8 -13.2 | 53 34 -26.9 -20.0 2 925 761 340 19 6.5 -17.9 | 32 29 -15.7 -24.7 3 850 1463 265 12 12.0 1.0 | 60 12 -10.2 -5.8 4 700 3060 205 39 16.5 35.3 | 169 29 -5.7 28.5 5 500 5680 225 42 29.7 29.7 | 198 24 7.5 22.8 6 400 7310 230 44 33.7 28.3 | 208 24 11.6 21.4 7 300 9290 230 50 38.3 32.1 | 213 30 16.2 25.3 8 250 10480 225 48 33.9 33.9 | 204 30 11.8 27.1 9 217 11370 225 44 31.1 31.1 | 200 26 9.0 24.2 10 207 11664 235 59 48.3 33.8 | 224 38 26.2 27.0 11 200 11880 235 41 33.6 23.5 | 214 20 11.4 16.6 12 150 13710 250 33 31.0 11.3 | 244 10 8.9 4.4 13 100 16290 255 26 25.1 6.7 | 273 3 3.0 -0.1 14 70 18520 300 13 11.3 -6.5 | 39 17 -10.9 -13.4 15 50 20630 90 8 -8.0 0.0 | 77 31 -30.2 -6.9 16 30 23860 75 16 -15.5 -4.1 | 74 39 -37.6 -11.0 17 20 26450 70 21 -19.7 -7.2 | 71 44 -41.9 -14.1 Wind Parameters Mean winds (0-6000m): 222.8 at 30.9 knts Storm direction: 252.8 at 23.2 knts Shear (0-3000m) pos: 0.0 neg: 8.6 tot: 8.6 10-3/s Storm rel Dir Shear (0-3000m): 121.6 deg Storm rel helicity (0-3000m) pos: 65.2 neg: -122.8 tot: -57.6 m^2/s^2 ave: -19.2 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 257.49 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 7 15 48 33| 0.0 4.4 4.4| 23.2 -60.7 -37.5 -75.0 -0.35| 12.3 -4.3 1000 350 17 40 30| 0.0 6.3 6.3| 23.2-107.6 -84.3 -84.3 -0.40| 13.2 -5.3 1500 337 16 37 27| 0.0 6.6 6.6| 50.2-107.6 -57.4 -38.2 -0.07| 13.3 -1.0 2000 314 16 31 21| 0.0 7.5 7.5| 57.8-107.6 -49.8 -24.9 0.06| 12.6 0.7 2500 284 18 23 12| 0.0 8.2 8.2| 65.2-107.6 -42.3 -16.9 0.12| 12.5 1.6 3000 251 21 86 3| 0.0 8.6 8.6| 65.2-122.8 -57.6 -19.2 0.07| 12.8 0.9 4000 227 25 160 11| 0.5 6.4 7.0| 98.4-124.7 -26.3 -6.6 0.11| 10.4 1.2 5000 223 28 168 14| 1.0 5.2 6.1|134.2-124.7 9.5 1.9 0.17| 8.9 1.5 6000 223 31 176 16| 1.2 4.3 5.5|163.1-124.7 38.5 6.4 0.21| 7.8 1.6 Wrote GIF file: /home/apache/climate/data/raob//NZPP/skewt/NZPP.skewt.20251204.23.gif