UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041711.upa.cvt Date: 1100Z 17 APR 25 Searching for NZWP... Searching the city database file for: NZWP ... Date:1100Z 17 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 1004 27 19.2 19.0 99 0.2 19.1 60 23 292.0 294.5 292.1 331.4 13.90 1 1000 65 19.4 18.4 94 1.0 18.7 60 23 292.5 294.9 291.9 330.7 13.43 2 925 733 16.0 15.9 99 0.1 16.0 45 50 295.7 297.9 292.0 331.3 12.38 3 853 1421 13.4 13.4 100 0.0 13.4 26 40 299.9 302.0 292.6 333.3 11.40 4 850 1451 13.2 13.1 99 0.1 13.1 25 40 300.0 302.0 292.5 332.9 11.22 5 786 2107 10.4 7.3 81 3.1 8.6 21 39 303.8 305.3 291.2 328.3 8.19 6 768 2300 10.2 -0.8 46 11.0 4.6 20 38 305.6 306.4 288.7 320.0 4.70 7 717 2869 6.0 3.3 83 2.7 4.5 16 37 307.0 308.3 291.0 327.7 6.78 8 715 2892 6.6 -10.4 28 17.0 -0.4 16 37 307.9 308.4 287.3 315.6 2.42 9 713 2915 6.6 -14.4 21 21.0 -1.4 16 37 308.2 308.5 286.7 313.8 1.76 10 700 3066 6.0 -25.0 9 31.0 -3.4 15 37 309.1 309.3 285.9 311.6 0.72 11 671 3411 4.6 -23.4 11 28.0 -4.1 12 36 311.3 311.5 286.8 314.2 0.86 12 664 3497 5.2 -31.8 5 37.0 -4.6 11 35 312.9 313.0 286.9 314.4 0.40 13 537 5189 -7.3 -35.3 9 28.0 -13.2 355 28 317.6 317.7 288.3 318.9 0.35 14 517 5483 -10.1 -21.1 40 11.0 -13.3 352 27 317.7 317.9 289.5 322.3 1.37 15 500 5740 -12.1 -24.1 36 12.0 -15.3 350 26 318.3 318.5 289.4 322.0 1.09 16 493 5847 -12.9 -35.9 13 23.0 -17.2 349 26 318.6 318.7 288.7 319.9 0.36 17 461 6354 -17.1 -32.1 26 15.0 -20.0 345 26 319.5 319.6 289.2 321.5 0.56 18 441 6684 -19.9 -22.8 78 2.9 -20.6 342 27 320.1 320.3 290.2 324.8 1.39 19 438 6735 -18.1 -20.4 82 2.3 -18.8 341 27 323.0 323.3 291.4 328.9 1.72 20 414 7155 -18.7 -20.9 83 2.2 -19.3 337 27 327.4 327.8 292.7 333.5 1.75 21 400 7410 -20.5 -21.4 92 0.9 -20.8 335 27 328.3 328.7 292.9 334.4 1.73 22 398 7447 -20.9 -21.5 95 0.6 -21.1 334 27 328.3 328.6 292.9 334.3 1.72 23 300 9480 -36.1 -40.0 67 3.9 -36.5 300 27 334.5 334.6 293.3 336.0 0.39 TRP WND Sounding variables and indices 1000-500 mb thick: 5675.00 m Freezing level: 611.17 mb = 4200.76 m = 13781.85 ft Wetbulb zero: 715.18 mb = 2889.65 m = 9480.36 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 48.69 % Est. max temperature: 27.01 C = 80.62 F Sfc-Lift cond lev (LCL): 1001.35 mb = 52.12 m = 171.01 ft T: 19.33 C 700-500 lapse rate: 6.77 C/km ThetaE index: 16.12 C Layer 715.0- 671.0 mb Conv cond level (CCL): 939.06 mb = 603.72 m = 1980.69 ft Mean mixing ratio: 12.79 g/kg Conv temperature: 22.25 C = 72.05 F Cap Strength: 2.72 C Lifted Index: -1.40 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.49 C Lifted Index @700 mb: 1.29 C Showalter Index: -2.22 C Risk: Severe thunderstorms possible Total Totals Index: 50.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 25.20 C K Index: 7.40 Risk: None Sweat Index: 293.20 Risk: None Energy Index: -2.14 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 108.06 J/kg Max Up Vert Vel: 14.70 m/s Conv Inhibition (B-): 158.87 J/kg Cap Strength: 2.56 C Lift Cond Lev (LCL): 946.95 mb = 532.02 m = 1745.45 ft Lev Free Conv (LFC): 541.95 mb = 5115.98 m = 16784.52 ft Equ Level (EL): 431.95 mb = 6838.62 m = 22436.13 ft B at Equ Level: 107.78 J/kg Max Parcel Lev (MPL): 351.95 mb = 8331.42 m = 27333.72 ft Wind level data Storm motion: 48 at 26 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 1004 27 60 23 -19.9 -11.5 | 178 6 -0.2 6.0 1 1000 65 60 23 -19.9 -11.5 | 178 6 -0.2 6.0 2 925 733 45 50 -35.4 -35.4 | 41 24 -15.6 -17.9 3 850 1451 25 40 -16.9 -36.3 | 351 19 2.8 -18.8 4 700 3066 15 37 -9.6 -35.7 | 331 21 10.1 -18.2 5 500 5740 350 26 4.5 -25.6 | 289 26 24.2 -8.1 6 400 7410 335 27 11.4 -24.5 | 283 32 31.1 -7.0 7 300 9480 300 27 23.4 -13.5 | 265 43 43.1 4.0 Wind Parameters Mean winds (0-6000m): 18.4 at 35.1 knts Storm direction: 48.4 at 26.4 knts Shear (0-3000m) pos: 0.0 neg: 4.5 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 153.4 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -176.9 tot: -176.9 m^2/s^2 ave: -59.0 10^-3 m/s^2 rel: -0.78 Storm rel vorticity (0-3000m) horiz: 9.4 stream: -7.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.94 Bulk Shear: 55.60 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 54 32 78 6| 0.0 20.1 20.1| 0.0 -25.2 -25.2 -50.4 -0.71| 20.5-14.5 1000 47 39 44 13| 0.0 13.6 13.6| 0.0 -86.3 -86.3 -86.3 -0.68| 18.9-12.9 1500 41 40 29 15| 0.0 8.6 8.6| 0.0-142.3-142.3 -94.9 -0.75| 16.4-12.3 2000 37 40 17 15| 0.0 6.5 6.5| 0.0-153.9-153.9 -77.0 -0.76| 12.9 -9.8 2500 34 40 8 16| 0.0 5.3 5.3| 0.0-165.4-165.4 -66.2 -0.77| 10.8 -8.3 3000 31 39 2 16| 0.0 4.5 4.5| 0.0-176.9-176.9 -59.0 -0.78| 9.4 -7.3 4000 26 38 351 17| 0.0 3.5 3.5| 0.0-215.4-215.4 -53.9 -0.80| 7.9 -6.3 5000 22 37 341 18| 0.0 2.9 2.9| 0.0-253.9-253.9 -50.8 -0.81| 7.0 -5.7 6000 18 35 331 18| 0.0 2.5 2.5| 0.0-284.1-284.1 -47.3 -0.82| 6.3 -5.1 Wrote GIF file: /home/apache/climate/data/raob//NZWP/skewt/NZWP.skewt.20250417.11.gif