UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for NZNV... Searching the city database file for: NZNV ... Date:2300Z 8 DEC 25 Station: NZNV WMO ident: 93844 Latitude: -46.42 Longitude: 168.33 Elevation: 1.00 ------------------------------------------------------------------------------- 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 1013 1 19.4 4.4 37 15.0 11.3 350 14 291.5 292.4 284.0 306.4 5.17 1 1004 79 17.4 0.4 32 17.0 9.0 336 16 290.2 290.9 282.0 301.6 3.92 2 1000 114 17.2 1.2 34 16.0 9.2 330 17 290.4 291.1 282.4 302.4 4.17 3 927 754 12.0 -8.0 24 20.0 3.8 335 24 291.4 291.8 280.5 298.1 2.25 4 925 772 12.0 -8.0 24 20.0 3.8 335 24 291.6 292.0 280.6 298.3 2.26 5 890 1093 9.4 -6.6 32 16.0 2.7 321 27 292.1 292.6 281.3 299.9 2.62 6 850 1473 8.2 -5.8 36 14.0 2.2 305 31 294.7 295.3 282.8 303.5 2.91 7 836 1610 7.8 -7.2 34 15.0 1.5 305 31 295.7 296.2 282.9 303.7 2.66 8 826 1710 8.2 -5.8 36 14.0 2.1 304 32 297.2 297.7 283.9 306.2 3.00 9 700 3053 -1.9 -4.3 84 2.4 -3.0 300 36 300.4 301.1 286.2 312.4 3.97 10 667 3434 -5.3 -5.3 100 0.0 -5.3 299 39 300.7 301.4 286.2 312.5 3.86 11 640 3757 -7.5 -7.5 100 0.0 -7.5 297 41 301.8 302.4 286.1 312.2 3.40 12 639 3770 -7.7 -9.1 90 1.4 -8.2 297 41 301.7 302.3 285.7 311.0 3.00 13 637 3794 -6.7 -17.7 41 11.0 -10.1 297 42 303.1 303.4 284.5 307.9 1.49 14 633 3843 -4.5 -41.5 4 37.0 -11.0 297 42 306.2 306.2 284.1 306.8 0.16 15 632 3856 -4.3 -40.3 4 36.0 -10.8 297 42 306.6 306.6 284.2 307.2 0.18 16 615 4070 -5.3 -41.3 4 36.0 -11.6 296 44 307.8 307.8 284.7 308.4 0.17 17 552 4909 -11.3 -37.3 10 26.0 -15.9 293 50 310.4 310.4 285.8 311.4 0.28 18 540 5077 -12.7 -25.7 33 13.0 -15.8 292 51 310.6 310.8 286.6 313.6 0.87 19 500 5660 -16.5 -35.5 18 19.0 -19.7 290 56 312.9 313.0 286.8 314.2 0.37 20 480 5967 -18.3 -44.3 8 26.0 -21.6 291 56 314.4 314.4 287.1 315.0 0.16 21 441 6594 -23.7 -37.7 26 14.0 -25.6 293 57 315.3 315.3 287.6 316.5 0.34 22 419 6966 -26.7 -52.7 7 26.0 -28.7 294 58 316.1 316.1 287.5 316.3 0.07 23 400 7300 -29.7 -42.7 27 13.0 -31.0 295 58 316.4 316.4 287.8 317.2 0.22 24 384 7588 -32.3 -40.3 45 8.0 -33.1 294 60 316.7 316.7 288.0 317.8 0.30 25 376 7736 -33.5 -45.5 29 12.0 -34.5 293 62 317.0 317.0 288.0 317.7 0.17 26 372 7810 -33.5 -36.1 77 2.6 -33.8 292 62 318.0 318.1 288.6 319.7 0.47 27 342 8393 -37.5 -40.9 70 3.4 -37.8 290 67 320.3 320.3 289.2 321.4 0.31 28 300 9280 -44.9 -48.1 70 3.2 -45.1 285 75 322.1 322.1 289.6 322.7 0.16 29 280 9737 -48.5 -53.0 59 4.5 -48.7 289 84 323.3 323.3 289.9 323.7 0.10 30 276 9831 -49.3 -52.3 71 3.0 -49.4 290 86 323.5 323.5 289.9 323.9 0.11 31 273 9902 -49.9 -51.8 80 1.9 -50.0 289 86 323.6 323.7 290.0 324.1 0.12 32 263 10145 -52.1 -57.1 55 5.0 -52.2 288 85 323.9 323.9 290.0 324.1 0.06 33 250 10470 -55.3 -59.4 60 4.1 -55.4 285 83 323.9 323.9 290.0 324.1 0.05 34 246 10573 -56.1 -62.1 47 6.0 -56.2 286 82 324.2 324.2 290.0 324.3 0.04 35 228 11052 -59.7 -63.2 64 3.5 -59.7 290 76 325.8 325.8 290.5 325.9 0.03 36 218 11333 -58.5 -71.5 17 13.0 -58.6 292 73 331.8 331.8 292.2 331.9 0.01 37 210 11569 -56.7 -75.7 7 19.0 -56.9 293 71 338.2 338.2 293.9 338.2 0.01 38 200 11880 -55.1 -78.1 4 23.0 -55.4 295 68 345.5 345.5 295.6 345.5 0.00 39 160 13329 -49.7 -81.7 1 32.0 -50.3 303 33 377.4 377.4 301.8 377.4 0.00 40 150 13750 -52.5 -82.5 1 30.0 -53.0 305 23 379.6 379.6 302.2 379.6 0.00 41 112 15614 -58.3 -85.3 2 27.0 -58.6 294 28 401.8 401.8 305.5 401.9 0.00 42 100 16330 -56.5 -85.5 1 29.0 -56.9 290 30 418.6 418.6 307.6 418.6 0.00 43 85 17358 -55.7 -85.7 1 30.0 -56.3 352 19 440.1 440.1 309.9 440.1 0.00 44 76 18061 -59.1 -87.1 1 28.0 -59.5 34 12 447.3 447.3 310.6 447.3 0.00 45 72 18402 -55.5 -86.5 1 31.0 -56.2 54 8 461.9 461.9 312.0 461.9 0.00 46 70 18580 -56.7 -85.7 1 29.0 -57.3 65 6 463.1 463.1 312.0 463.1 0.00 47 62 19351 -57.9 -86.9 1 29.0 -58.5 63 8 476.8 476.8 313.2 476.8 0.00 48 50 20720 -55.9 -86.9 1 31.0 -56.8 60 11 511.7 511.7 315.8 511.8 0.00 49 44 21536 -54.3 -86.3 1 32.0 -55.5 65 17 534.7 534.7 317.2 534.7 0.01 50 35 22994 -56.3 -87.3 1 31.0 -57.5 74 26 565.7 565.7 318.9 565.7 0.01 51 30 23980 -53.1 -86.1 1 33.0 -55.0 80 33 599.9 599.9 320.6 599.9 0.01 52 20 26620 -48.9 -83.9 1 35.0 -52.7 75 47 686.5 686.5 324.0 686.6 0.02 53 10 31270 -39.1 -81.1 0 42.0 -49.9 85 43 873.6 873.6 328.9 874.1 0.06 54 7.2 33547 -33.9 -76.9 1 43.0 -49.6 981.0 981.1 330.9 982.7 0.15 TRP 228 11052 -59.7 -63.2 64 3.5 -59.7 290 76 325.8 325.8 290.5 325.9 0.03 WND 276 9831 -49.3 -52.3 71 3.0 -49.4 290 86 323.5 323.5 289.9 323.9 0.11 Sounding variables and indices 1000-500 mb thick: 5546.00 m Freezing level: 723.70 mb = 2800.28 m = 9187.16 ft Wetbulb zero: 773.80 mb = 2239.48 m = 7347.30 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 40.49 % Est. max temperature: 21.81 C = 71.26 F Sfc-Lift cond lev (LCL): 809.56 mb = 1872.74 m = 6144.08 ft T: 6.97 C 700-500 lapse rate: 5.60 C/km ThetaE index: 4.81 C Layer 1004.0-1000.0 mb Conv cond level (CCL): 568.00 mb = 4687.16 m = 15377.64 ft Mean mixing ratio: 3.22 g/kg Conv temperature: 37.69 C = 99.84 F Cap Strength: 11.36 C Lifted Index: 12.16 C Risk: None Lifted Index @300 mb: 15.43 C Lifted Index @700 mb: 7.28 C Showalter Index: 10.08 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 10.70 C K Index: 16.50 Risk: < 20 % chance of thunderstorms Sweat Index: 118.00 Risk: None Energy Index: 2.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.13 J/kg Max Up Vert Vel: 2.50 m/s Conv Inhibition (B-): 76254.96 J/kg Cap Strength: 11.97 C Lift Cond Lev (LCL): 738.53 mb = 2618.14 m = 8589.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 29 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 1013 1 350 14 2.4 -13.8 | 132 16 -11.9 10.9 1 1000 114 330 17 8.5 -14.7 | 150 12 -5.8 10.0 2 925 772 335 24 10.1 -21.8 | 125 5 -4.2 2.9 3 850 1473 305 31 25.4 -17.8 | 238 13 11.0 6.9 4 700 3053 300 36 31.2 -18.0 | 248 18 16.8 6.7 5 500 5660 290 56 52.6 -19.2 | 262 39 38.3 5.5 6 400 7300 295 58 52.6 -24.5 | 270 38 38.2 0.2 7 300 9280 285 75 72.4 -19.4 | 265 58 58.1 5.3 8 276 9831 290 86 80.8 -29.4 | 274 67 66.5 -4.7 9 250 10470 285 83 80.2 -21.5 | 267 66 65.8 3.2 10 228 11052 290 76 71.4 -26.0 | 271 57 57.1 -1.3 11 200 11880 295 68 61.6 -28.7 | 275 47 47.3 -4.1 12 150 13750 305 23 18.8 -13.2 | 201 12 4.5 11.5 13 100 16330 290 30 28.2 -10.3 | 224 20 13.8 14.4 14 70 18580 65 6 -5.4 -2.5 | 138 30 -19.8 22.1 15 50 20720 60 11 -9.5 -5.5 | 129 31 -23.9 19.2 16 30 23980 80 33 -32.5 -5.7 | 112 51 -46.8 19.0 17 20 26620 75 47 -45.4 -12.2 | 102 61 -59.7 12.5 18 10 31270 85 43 -42.8 -3.7 | 110 61 -57.2 20.9 Wind Parameters Mean winds (0-6000m): 299.8 at 38.1 knts Storm direction: 329.8 at 28.5 knts Shear (0-3000m) pos: 0.0 neg: 4.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 115.7 deg Storm rel helicity (0-3000m) pos: 33.2 neg: -5.0 tot: 28.2 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 81.84 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 ------------------------------------------------------------------------------- 500 333 18 144 10| 0.0 9.0 9.0| 13.5 -2.7 10.8 21.6 0.27| 10.4 2.8 1000 333 21 142 8| 0.0 7.6 7.6| 16.8 -5.0 11.9 11.9 0.29| 9.1 2.7 1500 324 24 174 5| 0.0 8.0 8.0| 22.7 -5.0 17.8 11.8 0.32| 9.9 3.2 2000 318 26 206 6| 0.0 6.5 6.5| 26.5 -5.0 21.5 10.8 0.33| 7.9 2.6 2500 314 27 222 8| 0.0 5.6 5.6| 30.0 -5.0 25.0 10.0 0.34| 6.7 2.3 3000 311 29 231 9| 0.0 4.9 4.9| 33.2 -5.0 28.2 9.4 0.34| 5.9 2.0 4000 307 31 241 12| 0.0 4.7 4.7| 52.0 -5.0 47.1 11.8 0.36| 5.4 2.0 5000 303 35 248 16| 0.0 4.6 4.6| 65.6 -5.0 60.6 12.1 0.34| 5.2 1.8 6000 300 38 253 20| 0.1 4.2 4.4| 81.1 -5.0 76.1 12.7 0.32| 4.9 1.6 Wrote GIF file: /home/apache/climate/data/raob//NZNV/skewt/NZNV.skewt.20251208.23.gif