UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121911.upa.cvt Date: 1100Z 19 DEC 25 Searching for NZPP... Searching the city database file for: NZPP ... Date:1100Z 19 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 ------------------------------------------------------------------------------- 0 1000 -14 160 10 SFC 998 12 16.4 12.3 77 4.1 13.9 160 10 289.7 291.3 287.1 315.2 9.03 2 943 484 12.2 11.1 93 1.1 11.6 227 16 290.2 291.7 287.1 315.1 8.83 3 935 555 12.8 10.2 84 2.6 11.3 237 17 291.5 293.0 287.2 315.3 8.38 4 925 644 12.0 9.8 86 2.2 10.7 250 18 291.6 293.0 287.1 315.0 8.24 5 855 1300 8.4 4.0 74 4.4 6.1 283 12 294.5 295.5 285.9 311.8 5.97 6 850 1349 8.0 3.7 74 4.3 5.8 285 12 294.5 295.6 285.9 311.6 5.88 7 763 2230 1.2 1.2 100 0.0 1.2 277 19 296.4 297.4 286.2 312.5 5.47 8 747 2400 0.0 -0.1 99 0.1 -0.0 275 21 296.9 297.8 286.0 311.9 5.09 9 729 2596 -0.5 -9.5 51 9.0 -4.0 273 22 298.4 298.9 283.9 306.2 2.55 10 708 2829 -2.5 -9.5 59 7.0 -5.1 271 24 298.7 299.2 284.1 306.8 2.62 11 700 2919 -3.1 -13.1 46 10.0 -6.5 270 25 299.1 299.4 283.5 305.2 1.99 12 686 3079 -2.5 -21.5 22 19.0 -7.9 271 26 301.5 301.6 283.2 304.7 1.00 13 627 3789 -5.7 -27.7 16 22.0 -10.9 273 33 305.6 305.8 284.5 307.8 0.63 14 620 3877 -5.9 -25.9 19 20.0 -10.9 274 33 306.4 306.5 284.9 308.9 0.75 15 582 4368 -10.3 -20.3 44 10.0 -13.1 275 38 306.9 307.1 285.7 311.1 1.31 16 552 4774 -13.3 -27.3 30 14.0 -16.4 277 41 308.0 308.1 285.5 310.5 0.74 17 519 5241 -16.7 -20.5 72 3.8 -17.7 279 45 309.4 309.6 286.8 314.1 1.44 18 500 5520 -18.7 -22.3 73 3.6 -19.6 280 48 310.2 310.5 286.9 314.5 1.28 19 488 5700 -20.1 -23.0 78 2.9 -20.8 280 50 310.7 310.9 287.0 314.8 1.23 20 423 6740 -28.3 -30.5 81 2.2 -28.6 280 60 313.2 313.3 287.3 315.6 0.71 21 418 6825 -27.7 -40.7 28 13.0 -29.2 280 61 315.0 315.0 287.4 315.9 0.26 22 400 7140 -29.7 -41.7 30 12.0 -30.9 280 64 316.4 316.4 287.9 317.3 0.25 23 370 7689 -35.3 -43.3 44 8.0 -36.0 279 63 316.1 316.1 287.7 316.9 0.22 24 365 7783 -35.3 -55.3 11 20.0 -36.4 278 63 317.3 317.3 287.9 317.5 0.06 25 300 9120 -44.9 -58.9 19 14.0 -45.4 275 61 322.1 322.1 289.5 322.3 0.05 26 296 9210 -45.7 -59.7 19 14.0 -46.2 276 61 322.2 322.2 289.5 322.3 0.04 27 253 10242 -51.3 -65.3 17 14.0 -51.6 284 59 328.7 328.7 291.3 328.8 0.02 28 250 10320 -51.3 -66.3 15 15.0 -51.6 285 59 329.8 329.8 291.7 329.9 0.02 29 244 10478 -52.1 -67.1 15 15.0 -52.4 280 64 330.9 330.9 292.0 331.0 0.02 30 239 10612 -52.3 -68.2 13 15.8 -52.6 275 67 332.5 332.5 292.4 332.6 0.02 31 200 11760 -54.3 -77.3 4 23.0 -54.6 290 57 346.8 346.8 295.9 346.8 0.01 32 197 11857 -54.7 -77.7 4 23.0 -55.0 289 57 347.6 347.6 296.1 347.7 0.00 33 158 13282 -50.5 -82.5 1 32.0 -51.1 278 56 377.4 377.4 301.8 377.4 0.00 34 150 13620 -51.9 -82.9 1 31.0 -52.4 275 56 380.6 380.6 302.3 380.7 0.00 35 131 14496 -53.9 -84.9 1 31.0 -54.4 280 47 392.1 392.1 304.1 392.1 0.00 36 125 14799 -51.7 -83.7 1 32.0 -52.3 282 44 401.4 401.4 305.4 401.4 0.00 37 109 15676 -58.3 -86.3 2 28.0 -58.6 287 36 405.0 405.0 305.9 405.0 0.00 38 100 16220 -57.3 -86.3 1 29.0 -57.7 290 30 417.0 417.0 307.4 417.0 0.00 39 90 16889 -55.1 -86.1 1 31.0 -55.7 281 27 434.2 434.2 309.3 434.2 0.00 40 72 18294 -60.7 -87.7 2 27.0 -61.1 262 21 450.9 450.9 311.0 450.9 0.00 41 70 18470 -58.1 -88.1 1 30.0 -58.6 260 20 460.1 460.1 311.8 460.1 0.00 42 69 18561 -57.5 -87.5 1 30.0 -58.0 267 19 463.3 463.3 312.1 463.3 0.00 43 60 19437 -59.9 -87.9 1 28.0 -60.4 336 14 476.8 476.8 313.2 476.8 0.00 44 56 19871 -55.5 -86.5 1 31.0 -56.3 9 11 496.3 496.3 314.7 496.4 0.00 45 50 20590 -57.1 -87.1 1 30.0 -57.9 65 7 508.9 508.9 315.6 508.9 0.00 46 49 20717 -57.7 -87.7 1 30.0 -58.5 67 7 510.4 510.4 315.7 510.5 0.00 47 30 23840 -52.9 -85.9 1 33.0 -54.9 105 15 600.4 600.4 320.6 600.5 0.01 48 26 24765 -52.7 -85.7 1 33.0 -54.9 94 23 626.1 626.1 321.7 626.1 0.01 49 20 26480 -47.5 -83.5 1 36.0 -51.8 75 38 690.8 690.8 324.1 690.9 0.02 50 15 28409 -40.9 -80.9 1 40.0 -48.9 772.0 772.0 326.5 772.3 0.04 TRP 244 10478 -52.1 -67.1 15 15.0 -52.4 280 64 330.9 330.9 292.0 331.0 0.02 WND 239 10612 -52.3 -68.2 13 15.8 -52.6 275 67 332.5 332.5 292.4 332.6 0.02 Sounding variables and indices 1000-500 mb thick: 5534.00 m Freezing level: 747.00 mb = 2400.19 m = 7874.54 ft Wetbulb zero: 747.50 mb = 2394.76 m = 7856.72 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 59.46 % Est. max temperature: 21.25 C = 70.25 F Sfc-Lift cond lev (LCL): 938.80 mb = 521.34 m = 1710.40 ft T: 12.51 C 700-500 lapse rate: 6.00 C/km ThetaE index: 6.27 C Layer 747.0- 708.0 mb Conv cond level (CCL): 874.96 mb = 1107.92 m = 3634.86 ft Mean mixing ratio: 8.52 g/kg Conv temperature: 20.29 C = 68.52 F Cap Strength: 1.81 C Lifted Index: 0.56 C Risk: Showers probable Lifted Index @300 mb: 5.38 C Lifted Index @700 mb: -1.30 C Showalter Index: 2.61 C Risk: Showers probable Total Totals Index: 49.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 22.40 C K Index: 20.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 118.40 Risk: None Energy Index: 0.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.11 J/kg Max Up Vert Vel: 10.11 m/s Conv Inhibition (B-): 36.52 J/kg Cap Strength: 1.75 C Lift Cond Lev (LCL): 911.98 mb = 762.28 m = 2500.88 ft Lev Free Conv (LFC): 806.98 mb = 1772.71 m = 5815.89 ft Equ Level (EL): 676.98 mb = 3183.67 m = 10444.99 ft B at Equ Level: 49.39 J/kg Max Parcel Lev (MPL): 576.98 mb = 4434.88 m = 14549.96 ft Wind level data Storm motion: 304 at 21 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 ---------------------------------------------------------- 0 998 12 160 10 -3.4 9.4 | 136 30 -21.0 21.4 1 925 644 250 18 16.9 6.2 | 178 18 -0.7 18.1 2 850 1349 285 12 11.6 -3.1 | 146 11 -6.0 8.9 3 700 2919 270 25 25.0 -0.0 | 212 14 7.4 12.0 4 500 5520 280 48 47.3 -8.3 | 263 30 29.7 3.6 5 400 7140 280 64 63.0 -11.1 | 269 45 45.5 0.9 6 300 9120 275 61 60.8 -5.3 | 261 44 43.2 6.7 7 250 10320 285 59 57.0 -15.3 | 275 40 39.4 -3.3 8 244 10478 280 64 63.0 -11.1 | 269 45 45.5 0.9 9 239 10612 275 67 66.7 -5.8 | 263 50 49.2 6.1 10 200 11760 290 57 53.6 -19.5 | 282 37 36.0 -7.5 11 150 13620 275 56 55.8 -4.9 | 259 39 38.2 7.1 12 100 16220 290 30 28.2 -10.3 | 261 11 10.6 1.7 13 70 18470 260 20 19.7 3.5 | 188 16 2.1 15.4 14 50 20590 65 7 -6.3 -3.0 | 111 26 -23.9 9.0 15 30 23840 105 15 -14.5 3.9 | 116 36 -32.1 15.9 16 20 26480 75 38 -36.7 -9.8 | 92 54 -54.3 2.1 Wind Parameters Mean winds (0-6000m): 274.3 at 28.3 knts Storm direction: 304.3 at 21.3 knts Shear (0-3000m) pos: 3.5 neg: 2.3 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 79.4 deg Storm rel helicity (0-3000m) pos: 164.3 neg: -20.6 tot: 143.7 m^2/s^2 ave: 47.9 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 4.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.60 Bulk Shear: 85.40 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 ------------------------------------------------------------------------------- 500 211 13 155 26| 16.6 0.0 16.6|112.3 0.0 112.3 224.7 0.88| 18.0 15.9 1000 239 15 166 20| 10.5 0.0 10.5|130.4 -9.0 121.4 121.4 0.56| 15.0 8.4 1500 251 14 166 17| 7.1 0.0 7.1|132.4 -20.6 111.8 74.6 0.38| 11.9 4.6 2000 260 15 168 15| 5.3 1.1 6.4|143.0 -20.6 122.4 61.2 0.45| 10.1 4.5 2500 264 16 171 14| 4.2 1.8 6.0|153.5 -20.6 132.9 53.2 0.49| 9.0 4.4 3000 266 17 177 13| 3.5 2.3 5.8|164.3 -20.6 143.7 47.9 0.51| 8.3 4.2 4000 268 20 192 13| 3.8 1.7 5.5|197.3 -20.6 176.7 44.2 0.56| 7.4 4.1 5000 272 24 210 13| 3.9 1.4 5.3|235.0 -20.6 214.4 42.9 0.58| 6.8 4.0 6000 274 28 227 15| 4.1 1.1 5.2|268.0 -20.6 247.4 41.2 0.56| 6.5 3.7 Wrote GIF file: /home/apache/climate/data/raob//NZPP/skewt/NZPP.skewt.20251219.11.gif