UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041823.upa.cvt Date: 2300Z 18 APR 25 Searching for NZWP... Searching the city database file for: NZWP ... Date:2300Z 18 APR 25 Station: NZWP WMO ident: 93112 Latitude: -36.78 Longitude: 174.63 Elevation: 27.00 ------------------------------------------------------------------------------- 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 1002 27 24.8 21.7 83 3.1 22.6 40 8 297.8 300.8 295.7 345.7 16.53 1 1000 45 22.8 19.1 80 3.7 20.2 25 8 296.0 298.5 293.4 336.4 14.05 2 999 54 22.6 19.0 80 3.6 20.1 25 8 295.8 298.4 293.3 336.0 13.97 3 943 553 18.0 16.3 90 1.7 16.9 2 25 296.1 298.3 292.3 332.0 12.45 4 925 718 16.8 15.1 90 1.7 15.7 355 30 296.5 298.6 291.8 330.4 11.74 5 850 1435 11.4 11.3 99 0.1 11.3 345 35 298.1 299.9 290.9 327.1 9.94 6 836 1574 10.8 10.0 95 0.8 10.3 345 34 298.9 300.6 290.6 326.0 9.26 7 823 1705 12.6 2.6 50 10.0 7.2 344 34 302.1 303.2 288.4 319.0 5.61 8 782 2131 8.8 5.1 78 3.7 6.7 343 32 302.5 303.8 289.9 323.6 7.06 9 753 2444 7.2 1.2 66 6.0 4.1 342 31 304.0 305.1 289.0 320.9 5.55 10 739 2598 6.0 5.0 93 1.0 5.4 341 31 304.4 305.7 290.7 326.7 7.42 11 700 3041 3.6 1.0 83 2.6 2.2 340 29 306.5 307.6 290.1 324.4 5.89 12 643 3726 -1.1 -2.0 94 0.9 -1.6 336 32 308.7 309.6 290.2 324.6 5.14 13 590 4410 -4.1 -13.1 50 9.0 -7.5 332 35 312.9 313.3 288.9 320.5 2.36 14 584 4490 -4.1 -11.1 58 7.0 -6.9 332 35 313.8 314.3 289.6 322.9 2.80 15 563 4779 -5.9 -27.9 16 22.0 -11.5 330 37 315.0 315.1 287.9 317.3 0.68 16 561 4807 -5.9 -31.9 11 26.0 -11.9 330 37 315.3 315.4 287.8 317.0 0.47 17 548 4990 -7.3 -37.3 7 30.0 -13.2 329 38 315.8 315.8 287.7 316.8 0.28 18 541 5091 -8.1 -22.1 31 14.0 -12.2 329 38 316.0 316.2 288.8 320.0 1.20 19 532 5221 -8.7 -38.7 7 30.0 -14.3 328 39 316.8 316.8 288.0 317.7 0.25 20 518 5428 -9.9 -29.9 18 20.0 -14.5 327 40 317.7 317.9 288.7 319.9 0.62 21 513 5503 -10.5 -16.5 61 6.0 -12.5 326 40 317.9 318.3 290.2 324.7 2.05 22 509 5563 -10.9 -19.9 47 9.0 -13.6 326 40 318.1 318.4 289.8 323.4 1.55 23 503 5654 -11.7 -13.6 86 1.9 -12.4 325 41 318.2 318.7 290.9 327.0 2.66 24 500 5700 -11.9 -14.3 82 2.4 -12.8 325 41 318.5 319.0 290.8 326.9 2.53 25 490 5853 -13.3 -15.8 81 2.5 -14.2 326 43 318.7 319.1 290.6 326.2 2.28 26 472 6136 -14.7 -28.7 29 14.0 -17.9 328 45 320.4 320.5 289.7 323.0 0.76 27 442 6627 -18.3 -44.3 8 26.0 -21.8 331 50 321.9 321.9 289.5 322.5 0.17 28 400 7360 -24.1 -47.1 10 23.0 -26.6 335 58 323.7 323.7 290.0 324.2 0.14 29 366 8002 -28.7 -53.7 7 25.0 -30.7 341 59 325.9 325.9 290.6 326.1 0.07 30 315 9056 -37.6 -55.8 13 18.2 -38.6 350 62 327.8 327.8 291.2 328.0 0.06 31 300 9390 -40.5 -56.5 16 16.0 -41.2 350 60 328.3 328.3 291.3 328.5 0.06 32 281 9834 -44.1 -61.1 13 17.0 -44.7 350 59 329.3 329.3 291.6 329.5 0.04 33 250 10610 -50.9 -60.9 30 10.0 -51.1 350 58 330.4 330.4 291.9 330.6 0.04 34 236 10980 -54.3 -61.3 42 7.0 -54.5 350 54 330.7 330.8 292.0 330.9 0.04 35 229 11171 -55.7 -61.7 47 6.0 -55.8 350 52 331.5 331.5 292.2 331.6 0.04 36 219 11453 -57.3 -63.3 46 6.0 -57.4 350 49 333.3 333.3 292.6 333.4 0.04 37 214 11599 -54.7 -76.7 5 22.0 -54.9 351 47 339.5 339.5 294.2 339.5 0.01 38 213 11629 -54.7 -75.7 6 21.0 -54.9 352 46 340.0 340.0 294.3 340.0 0.01 39 200 12030 -54.7 -76.7 5 22.0 -55.0 355 40 346.1 346.1 295.8 346.2 0.01 40 161 13411 -55.1 -82.1 2 27.0 -55.4 332 24 367.6 367.6 300.1 367.6 0.00 41 150 13860 -56.9 -83.9 2 27.0 -57.2 325 19 372.0 372.0 300.9 372.1 0.00 42 117 15413 -62.7 -86.7 3 24.0 -62.9 322 14 388.7 388.7 303.6 388.7 0.00 43 100 16380 -63.1 -88.1 2 25.0 -63.3 320 11 405.8 405.8 306.0 405.8 0.00 44 98 16505 -62.7 -87.7 2 25.0 -62.9 322 11 408.9 408.9 306.4 408.9 0.00 45 87 17236 -65.1 -89.1 2 24.0 -65.3 334 9 418.3 418.3 307.5 418.3 0.00 46 73 18312 -62.9 -88.9 2 26.0 -63.2 351 7 444.5 444.5 310.3 444.5 0.00 47 70 18570 -64.5 -88.5 2 24.0 -64.7 355 7 446.4 446.4 310.5 446.4 0.00 48 68 18747 -65.5 -89.5 2 24.0 -65.7 354 7 448.0 448.0 310.7 448.0 0.00 49 60 19516 -61.9 -88.9 2 27.0 -62.3 348 6 472.3 472.3 312.8 472.3 0.00 50 54 20165 -63.9 -88.9 2 25.0 -64.2 343 5 482.2 482.2 313.6 482.2 0.00 51 50 20640 -61.5 -89.5 1 28.0 -62.0 340 4 498.6 498.6 314.8 498.6 0.00 52 47 21022 -60.9 -88.9 1 28.0 -61.4 358 5 508.9 508.9 315.6 508.9 0.00 53 40 22017 -62.5 -89.5 1 27.0 -63.0 43 7 528.9 528.9 316.9 528.9 0.00 54 30 23820 -54.3 -86.3 1 32.0 -56.0 125 11 596.6 596.6 320.5 596.7 0.01 55 29 24038 -53.9 -86.9 1 33.0 -55.7 120 12 603.5 603.5 320.7 603.6 0.01 56 25 24990 -55.1 -87.1 1 32.0 -56.9 98 15 626.2 626.2 321.7 626.3 0.01 57 20 26430 -51.1 -85.1 1 34.0 -54.3 65 19 679.8 679.8 323.7 679.9 0.01 58 14 28779 -45.5 -83.5 1 38.0 -51.7 771.7 771.8 326.5 772.0 0.03 TRP 219 11453 -57.3 -63.3 46 6.0 -57.4 350 49 333.3 333.3 292.6 333.4 0.04 WND 315 9056 -37.6 -55.8 13 18.2 -38.6 350 62 327.8 327.8 291.2 328.0 0.06 Sounding variables and indices 1000-500 mb thick: 5655.00 m Freezing level: 656.34 mb = 3565.59 m = 11697.98 ft Wetbulb zero: 666.38 mb = 3437.87 m = 11278.98 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 70.03 % Est. max temperature: 25.07 C = 77.12 F Sfc-Lift cond lev (LCL): 958.07 mb = 415.74 m = 1363.95 ft T: 19.26 C 700-500 lapse rate: 5.83 C/km ThetaE index: 26.74 C Layer 1000.0- 782.0 mb Conv cond level (CCL): 914.16 mb = 817.96 m = 2683.56 ft Mean mixing ratio: 12.64 g/kg Conv temperature: 23.74 C = 74.73 F Cap Strength: 0.77 C Lifted Index: -1.90 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.91 C Lifted Index @700 mb: -1.66 C Showalter Index: 0.80 C Risk: Thunderstorms probable Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 23.20 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 246.60 Risk: None Energy Index: -0.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 674.84 J/kg Max Up Vert Vel: 36.74 m/s Conv Inhibition (B-): 1.72 J/kg Cap Strength: 1.56 C Lift Cond Lev (LCL): 921.14 mb = 753.49 m = 2472.06 ft Lev Free Conv (LFC): 906.14 mb = 892.71 m = 2928.81 ft Equ Level (EL): 816.14 mb = 1774.95 m = 5823.26 ft B at Equ Level: 28.52 J/kg Max Parcel Lev (MPL): 176.14 mb = 12839.15 m = 42122.68 ft Wind level data Storm motion: 8 at 24 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 1002 27 40 8 -5.1 -6.1 | 174 18 -1.8 18.1 1 1000 45 25 8 -3.4 -7.3 | 180 17 -0.1 17.0 2 925 718 355 30 2.6 -29.9 | 314 8 5.9 -5.7 3 850 1435 345 35 9.1 -33.8 | 308 16 12.4 -9.6 4 700 3041 340 29 9.9 -27.3 | 283 14 13.2 -3.0 5 500 5700 325 41 23.5 -33.6 | 289 28 26.8 -9.4 6 400 7360 335 58 24.5 -52.6 | 316 40 27.8 -28.4 7 315 9056 350 62 10.8 -61.1 | 339 39 14.1 -36.9 8 300 9390 350 60 10.4 -59.1 | 339 37 13.7 -34.9 9 250 10610 350 58 10.1 -57.1 | 338 36 13.4 -32.9 10 219 11453 350 49 8.5 -48.3 | 334 27 11.8 -24.1 11 200 12030 355 40 3.5 -39.8 | 337 17 6.8 -15.6 12 150 13860 325 19 10.9 -15.6 | 239 17 14.2 8.6 13 100 16380 320 11 7.1 -8.4 | 213 19 10.4 15.8 14 70 18570 355 7 0.6 -7.0 | 193 18 3.9 17.2 15 50 20640 340 4 1.4 -3.8 | 193 21 4.7 20.4 16 30 23820 125 11 -9.0 6.3 | 169 31 -5.7 30.5 17 20 26430 65 19 -17.2 -8.0 | 139 21 -13.9 16.2 Wind Parameters Mean winds (0-6000m): 337.8 at 32.6 knts Storm direction: 7.8 at 24.4 knts Shear (0-3000m) pos: 0.0 neg: 4.5 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 109.0 deg Storm rel helicity (0-3000m) pos: 10.7 neg: -29.0 tot: -18.3 m^2/s^2 ave: -6.1 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 0.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 11.65 Bulk Shear: 57.92 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 9 16 185 9| 0.0 18.5 18.5| 7.6 -1.1 6.5 13.0 0.28| 19.1 5.4 1000 358 23 248 5| 0.0 14.2 14.2| 10.7 -2.2 8.6 8.6 0.29| 15.1 4.4 1500 353 26 287 7| 0.0 10.6 10.6| 10.7 -6.7 4.0 2.7 0.22| 11.7 2.5 2000 350 28 294 9| 0.0 7.5 7.5| 10.7 -14.4 -3.6 -1.8 0.15| 9.3 1.4 2500 349 29 295 10| 0.0 5.7 5.7| 10.7 -21.8 -11.1 -4.4 0.09| 7.9 0.7 3000 347 29 293 11| 0.0 4.5 4.5| 10.7 -29.0 -18.3 -6.1 0.04| 6.9 0.3 4000 345 30 291 12| 0.0 4.0 4.0| 16.9 -29.0 -12.1 -3.0 0.07| 5.9 0.4 5000 341 31 291 14| 0.0 3.7 3.7| 19.2 -29.0 -9.8 -2.0 0.07| 5.3 0.4 6000 338 33 291 17| 0.4 3.3 3.7| 42.8 -30.4 12.3 2.1 0.11| 5.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//NZWP/skewt/NZWP.skewt.20250418.23.gif