UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041811.upa.cvt Date: 1100Z 18 APR 25 Searching for NZWP... Searching the city database file for: NZWP ... Date:1100Z 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 1001 27 21.2 20.1 93 1.1 20.5 50 16 294.3 296.9 293.6 337.0 14.96 1 1000 42 21.0 19.2 89 1.8 19.8 50 16 294.1 296.7 292.9 334.5 14.14 2 948 503 17.6 17.6 100 0.0 17.6 33 30 295.2 297.6 292.7 333.9 13.48 3 925 713 16.6 16.6 100 0.0 16.6 25 37 296.3 298.6 292.7 333.6 12.95 4 850 1431 13.0 12.7 98 0.3 12.8 10 34 299.8 301.8 292.2 331.8 10.92 5 820 1733 11.2 11.2 100 0.0 11.2 5 34 301.0 302.8 292.0 331.1 10.24 6 809 1846 11.4 8.3 81 3.1 9.5 4 34 302.3 303.9 291.0 327.7 8.52 7 764 2322 8.2 8.1 99 0.1 8.2 356 35 303.9 305.5 291.9 330.5 8.91 8 743 2553 7.4 2.6 72 4.8 4.8 353 35 305.4 306.6 290.0 324.3 6.22 9 740 2586 7.6 0.6 61 7.0 3.9 352 35 306.0 307.0 289.5 322.5 5.40 10 700 3042 3.8 0.6 80 3.2 2.1 345 35 306.7 307.8 290.0 324.2 5.72 11 686 3206 2.6 0.5 86 2.1 1.5 345 36 307.1 308.2 290.2 324.9 5.79 12 626 3939 -2.5 -4.7 85 2.2 -3.5 347 39 309.4 310.3 289.6 322.9 4.31 13 614 4092 -3.3 -6.2 80 2.9 -4.6 347 39 310.2 311.0 289.5 322.6 3.92 14 611 4131 -2.7 -10.7 54 8.0 -5.9 347 39 311.4 311.9 288.8 320.2 2.77 15 606 4196 -3.3 -10.3 58 7.0 -6.1 347 40 311.4 312.0 288.9 320.6 2.88 16 591 4394 -3.7 -21.7 23 18.0 -9.1 348 41 313.2 313.4 287.8 317.0 1.14 17 533 5200 -10.7 -26.7 26 16.0 -14.6 349 44 314.2 314.4 287.8 317.0 0.81 18 524 5330 -11.5 -16.5 66 5.0 -13.1 349 44 314.8 315.2 289.2 321.4 2.01 19 519 5404 -11.9 -17.9 61 6.0 -13.7 349 45 315.2 315.5 289.1 321.1 1.80 20 517 5433 -10.7 -23.7 33 13.0 -14.2 350 45 316.9 317.2 288.9 320.7 1.09 21 514 5478 -10.7 -26.7 26 16.0 -14.7 350 45 317.5 317.6 288.9 320.4 0.84 22 505 5614 -11.9 -25.9 30 14.0 -15.4 350 46 317.6 317.8 289.0 320.8 0.92 23 500 5690 -12.3 -15.4 78 3.1 -13.3 350 46 318.0 318.5 290.5 325.7 2.31 24 445 6570 -17.9 -18.9 92 1.0 -18.2 350 52 321.8 322.1 291.2 328.3 1.93 25 436 6723 -18.7 -21.0 82 2.3 -19.3 350 53 322.6 323.0 291.2 328.3 1.64 26 433 6774 -19.3 -29.3 41 10.0 -21.4 350 54 322.5 322.7 290.3 325.3 0.78 27 431 6808 -19.1 -29.1 41 10.0 -21.2 350 54 323.2 323.3 290.6 326.0 0.80 28 429 6843 -19.5 -37.5 19 18.0 -22.4 350 54 323.1 323.2 290.1 324.4 0.35 29 428 6860 -19.3 -57.3 2 38.0 -22.9 350 54 323.6 323.6 289.9 323.7 0.04 30 423 6948 -19.9 -37.9 19 18.0 -22.8 350 55 323.9 324.0 290.3 325.2 0.34 31 420 7000 -19.9 -23.9 70 4.0 -20.9 350 55 324.6 324.8 291.5 329.2 1.32 32 405 7269 -22.1 -24.8 79 2.7 -22.7 350 57 325.1 325.4 291.6 329.5 1.26 33 400 7360 -22.5 -27.5 64 5.0 -23.6 350 58 325.7 325.9 291.5 329.3 1.00 34 397 7415 -22.9 -34.8 33 11.9 -24.9 350 59 325.9 326.0 291.1 327.8 0.50 35 388 7584 -24.1 -57.1 3 33.0 -26.9 350 59 326.5 326.5 290.7 326.7 0.04 36 381 7717 -25.3 -62.3 2 37.0 -27.9 350 58 326.6 326.6 290.7 326.7 0.02 37 370 7929 -27.1 -51.1 8 24.0 -29.3 350 58 327.0 327.0 291.0 327.3 0.09 38 369 7949 -27.5 -34.5 51 7.0 -28.6 350 58 326.7 326.8 291.3 328.7 0.56 39 368 7968 -27.7 -38.7 34 11.0 -29.2 350 58 326.7 326.8 291.2 328.1 0.37 40 363 8067 -28.5 -37.5 42 9.0 -29.7 350 58 326.9 327.0 291.3 328.5 0.42 41 359 8146 -28.5 -52.5 8 24.0 -30.5 350 58 327.9 328.0 291.2 328.3 0.08 42 356 8207 -28.9 -58.9 4 30.0 -30.9 350 57 328.2 328.2 291.2 328.3 0.04 43 346 8410 -31.1 -40.1 41 9.0 -32.1 350 57 327.9 328.0 291.5 329.2 0.34 44 341 8513 -31.9 -43.9 29 12.0 -33.1 350 57 328.2 328.2 291.5 329.0 0.23 45 335 8639 -33.1 -43.1 36 10.0 -34.1 350 57 328.2 328.3 291.5 329.2 0.25 46 333 8681 -33.5 -37.6 67 4.1 -34.0 350 56 328.2 328.3 291.7 329.9 0.45 47 324 8874 -33.9 -37.7 68 3.8 -34.4 350 56 330.2 330.3 292.3 332.0 0.46 48 300 9410 -37.9 -43.9 53 6.0 -38.4 350 55 332.0 332.0 292.5 333.0 0.26 49 295 9526 -38.7 -45.7 48 7.0 -39.2 351 53 332.4 332.5 292.6 333.3 0.22 50 294 9549 -38.5 -46.5 43 8.0 -39.1 351 53 333.0 333.1 292.7 333.8 0.20 51 268 10177 -44.7 -49.2 61 4.5 -45.0 356 42 332.9 333.0 292.7 333.6 0.16 52 259 10405 -46.5 -51.2 59 4.7 -46.7 358 38 333.5 333.6 292.8 334.1 0.13 53 250 10640 -46.9 -53.9 45 7.0 -47.2 360 34 336.3 336.4 293.5 336.7 0.10 54 220 11471 -53.1 -71.1 9 18.0 -53.4 350 38 339.3 339.3 294.1 339.4 0.01 55 207 11860 -54.7 -65.7 24 11.0 -54.9 345 40 342.8 342.8 295.0 342.9 0.03 56 206 11891 -54.7 -63.7 32 9.0 -54.9 345 39 343.2 343.2 295.1 343.4 0.04 57 200 12080 -53.7 -67.7 16 14.0 -53.9 345 35 347.7 347.7 296.1 347.8 0.02 TRP 207 11860 -54.7 -65.7 24 11.0 -54.9 345 40 342.8 342.8 295.0 342.9 0.03 WND 397 7415 -22.9 -34.8 33 11.9 -24.9 350 59 325.9 326.0 291.1 327.8 0.50 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 655.41 mb = 3579.45 m = 11743.47 ft Wetbulb zero: 668.11 mb = 3417.31 m = 11211.49 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 73.02 % Est. max temperature: 26.65 C = 79.97 F Sfc-Lift cond lev (LCL): 985.30 mb = 169.81 m = 557.12 ft T: 20.06 C 700-500 lapse rate: 6.08 C/km ThetaE index: 9.32 C Layer 1000.0- 764.0 mb Conv cond level (CCL): 944.41 mb = 535.25 m = 1756.05 ft Mean mixing ratio: 13.38 g/kg Conv temperature: 22.32 C = 72.18 F Cap Strength: -0.04 C Lifted Index: -2.89 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.13 C Lifted Index @700 mb: -1.90 C Showalter Index: -1.89 C Risk: Thunderstorms probable Total Totals Index: 50.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 25.00 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 292.40 Risk: None Energy Index: -1.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 627.16 J/kg Max Up Vert Vel: 35.42 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 943.64 mb = 542.19 m = 1778.81 ft Lev Free Conv (LFC): 938.64 mb = 587.67 m = 1928.03 ft Equ Level (EL): 298.64 mb = 9441.25 m = 30974.86 ft B at Equ Level: 625.54 J/kg Wind level data Storm motion: 27 at 28 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 1001 27 50 16 -12.3 -10.3 | 181 15 0.3 14.6 1 1000 42 50 16 -12.3 -10.3 | 181 15 0.3 14.6 2 925 713 25 37 -15.6 -33.5 | 20 9 -3.1 -8.6 3 850 1431 10 34 -5.9 -33.5 | 322 11 6.6 -8.6 4 700 3042 345 35 9.1 -33.8 | 292 23 21.6 -8.9 5 500 5690 350 46 8.0 -45.3 | 315 29 20.5 -20.4 6 400 7360 350 58 10.1 -57.1 | 325 39 22.6 -32.2 7 397 7415 350 59 10.2 -58.1 | 326 40 22.8 -33.2 8 300 9410 350 55 9.6 -54.2 | 323 37 22.1 -29.2 9 250 10640 360 34 -0.0 -34.0 | 306 15 12.6 -9.1 10 207 11860 345 40 10.4 -38.6 | 301 27 22.9 -13.7 11 200 12080 345 35 9.1 -33.8 | 292 23 21.6 -8.9 Wind Parameters Mean winds (0-6000m): 356.7 at 37.2 knts Storm direction: 26.7 at 27.9 knts Shear (0-3000m) pos: 0.0 neg: 5.4 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 111.4 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -90.4 tot: -90.4 m^2/s^2 ave: -30.1 10^-3 m/s^2 rel: -0.71 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -6.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.57 Bulk Shear: 82.81 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 38 23 163 7| 0.0 17.2 17.2| 0.0 -21.9 -21.9 -43.9 -0.70| 17.7-12.4 1000 28 29 55 2| 0.0 12.1 12.1| 0.0 -40.1 -40.1 -40.1 -0.75| 14.7-11.1 1500 23 31 354 4| 0.0 8.4 8.4| 0.0 -54.8 -54.8 -36.5 -0.78| 12.0 -9.3 2000 18 32 334 6| 0.0 6.9 6.9| 0.0 -64.2 -64.2 -32.1 -0.75| 10.2 -7.7 2500 13 33 323 8| 0.0 6.0 6.0| 0.0 -75.8 -75.8 -30.3 -0.73| 9.1 -6.7 3000 9 33 316 11| 0.0 5.4 5.4| 0.0 -90.4 -90.4 -30.1 -0.71| 8.4 -6.0 4000 3 34 309 14| 0.5 4.1 4.6| 24.3 -90.4 -66.0 -16.5 -0.59| 6.9 -4.0 5000 359 35 308 17| 0.9 3.3 4.1| 50.6 -90.4 -39.8 -8.0 -0.48| 5.9 -2.8 6000 357 37 310 19| 1.2 2.7 3.9| 79.4 -90.4 -10.9 -1.8 -0.37| 5.4 -2.0 Wrote GIF file: /home/apache/climate/data/raob//NZWP/skewt/NZWP.skewt.20250418.11.gif