UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042011.upa.cvt Date: 1100Z 20 APR 25 Searching for NZWP... Searching the city database file for: NZWP ... Date:1100Z 20 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 1005 27 18.0 17.8 99 0.2 17.9 30 2 290.7 293.0 290.9 326.9 12.86 1 1000 70 17.8 17.4 98 0.4 17.5 265 3 291.0 293.2 290.7 326.5 12.60 2 925 737 15.6 13.5 87 2.1 14.3 315 10 295.3 297.2 290.5 325.7 10.57 3 904 932 13.6 13.6 100 0.0 13.6 322 11 295.1 297.1 290.7 326.4 10.89 4 850 1450 11.2 10.6 96 0.6 10.9 340 12 297.9 299.6 290.4 325.5 9.48 5 823 1720 10.2 9.6 96 0.6 9.9 340 12 299.6 301.3 290.7 326.5 9.16 6 764 2337 8.0 4.1 76 3.9 5.8 340 13 303.7 304.9 289.9 323.9 6.73 7 761 2370 8.2 2.2 66 6.0 5.0 340 13 304.2 305.3 289.4 322.1 5.90 8 755 2435 7.8 0.8 61 7.0 4.1 340 13 304.5 305.5 289.0 320.8 5.37 9 700 3055 3.4 0.3 80 3.1 1.8 340 14 306.2 307.3 289.8 323.3 5.59 10 673 3373 1.0 -1.4 84 2.4 -0.2 336 14 307.0 308.0 289.6 322.8 5.13 11 660 3529 0.0 -6.0 64 6.0 -2.7 335 14 307.6 308.3 288.5 319.2 3.70 12 648 3676 -1.1 -3.2 86 2.1 -2.1 333 14 308.0 308.9 289.5 322.4 4.66 13 634 3850 -1.9 -11.9 46 10.0 -5.7 331 13 309.0 309.5 287.7 316.8 2.42 14 627 3938 -2.7 -4.9 85 2.2 -3.7 330 13 309.1 309.9 289.5 322.3 4.24 15 619 4040 -3.5 -5.0 89 1.5 -4.2 329 13 309.3 310.1 289.5 322.6 4.26 16 618 4053 -3.7 -5.4 88 1.7 -4.5 329 13 309.2 310.0 289.4 322.2 4.14 17 600 4286 -4.7 -10.7 63 6.0 -7.1 326 13 310.7 311.2 288.6 319.7 2.82 18 591 4405 -5.9 -9.6 75 3.7 -7.4 325 13 310.6 311.2 288.9 320.6 3.12 19 585 4485 -5.7 -28.7 14 23.0 -11.3 324 13 311.8 311.9 286.7 313.9 0.61 20 582 4525 -5.9 -26.9 17 21.0 -11.2 324 13 312.0 312.1 286.9 314.5 0.73 21 580 4552 -6.1 -14.1 53 8.0 -8.9 323 13 312.1 312.5 288.5 319.3 2.21 22 577 4593 -5.7 -31.7 11 26.0 -11.6 323 13 313.0 313.1 286.9 314.6 0.47 23 571 4675 -6.1 -14.1 53 8.0 -9.0 322 13 313.5 313.9 289.0 320.8 2.25 24 562 4799 -7.1 -11.4 71 4.3 -8.8 320 13 313.7 314.3 289.6 322.9 2.85 25 542 5081 -9.1 -16.1 57 7.0 -11.5 317 12 314.6 315.0 289.1 321.2 2.01 26 526 5312 -10.9 -13.9 79 3.0 -12.0 315 12 315.1 315.6 289.8 323.3 2.48 27 500 5700 -13.1 -16.3 77 3.2 -14.2 310 12 317.1 317.5 290.0 324.2 2.14 28 418 7038 -22.7 -23.8 91 1.1 -22.9 266 14 321.4 321.7 290.6 326.0 1.34 29 400 7360 -24.5 -27.4 77 2.9 -25.1 255 14 323.1 323.3 290.7 326.7 1.01 30 396 7433 -24.9 -28.8 70 3.9 -25.6 255 14 323.6 323.7 290.7 326.7 0.89 31 346 8401 -32.7 -38.7 55 6.0 -33.4 255 12 325.7 325.8 290.9 327.2 0.39 32 302 9345 -40.9 -43.4 77 2.5 -41.1 255 10 327.1 327.1 291.2 328.1 0.27 33 300 9390 -41.1 -43.5 78 2.4 -41.3 255 10 327.4 327.5 291.3 328.5 0.27 34 276 9950 -45.5 -48.3 73 2.8 -45.7 262 10 329.0 329.0 291.6 329.7 0.17 35 270 10096 -46.5 -52.5 50 6.0 -46.7 264 11 329.6 329.6 291.7 330.0 0.11 36 250 10600 -51.1 -53.0 80 1.9 -51.2 270 11 330.1 330.1 291.9 330.5 0.11 37 249 10626 -51.3 -53.1 81 1.8 -51.4 269 11 330.2 330.2 291.9 330.6 0.11 38 237 10945 -53.7 -57.3 65 3.6 -53.8 251 10 331.3 331.3 292.2 331.5 0.07 39 236 10972 -53.9 -58.9 54 5.0 -54.0 250 10 331.3 331.4 292.2 331.6 0.06 40 234 11027 -53.7 -66.7 19 13.0 -53.9 252 10 332.5 332.5 292.4 332.5 0.02 41 224 11309 -52.3 -72.3 7 20.0 -52.6 259 12 338.8 338.8 294.0 338.8 0.01 42 200 12040 -53.5 -76.5 4 23.0 -53.8 280 17 348.0 348.0 296.2 348.1 0.01 43 181 12683 -52.5 -81.5 2 29.0 -52.9 271 22 359.8 359.8 298.7 359.8 0.00 44 155 13673 -57.3 -83.3 2 26.0 -57.6 258 29 367.9 367.9 300.2 367.9 0.00 45 150 13880 -56.9 -83.9 2 27.0 -57.2 255 30 372.0 372.0 300.9 372.1 0.00 46 100 16420 -61.7 -87.7 2 26.0 -61.9 275 14 408.5 408.5 306.3 408.5 0.00 47 70 18620 -62.7 -88.7 2 26.0 -63.0 295 14 450.2 450.2 310.9 450.3 0.00 48 65 19076 -63.7 -88.7 2 25.0 -64.0 302 12 457.7 457.7 311.5 457.7 0.00 49 50 20690 -63.1 -89.1 2 26.0 -63.5 325 6 494.8 494.8 314.6 494.8 0.00 50 49 20814 -63.3 -89.3 2 26.0 -63.7 331 6 497.2 497.2 314.8 497.2 0.00 51 43 21627 -57.7 -87.7 1 30.0 -58.6 9 7 529.9 529.9 316.9 529.9 0.00 52 40 22081 -60.1 -88.1 1 28.0 -60.8 31 8 534.9 534.9 317.2 534.9 0.00 53 33 23288 -57.3 -87.3 1 30.0 -58.5 87 9 572.6 572.6 319.3 572.6 0.01 54 30 23890 -57.5 -88.5 1 31.0 -58.7 115 10 587.9 587.9 320.0 587.9 0.01 55 20 26490 -52.1 -86.1 1 34.0 -55.0 105 14 676.7 676.7 323.7 676.8 0.01 56 16 27944 -49.3 -85.3 1 36.0 -53.6 730.4 730.4 325.4 730.6 0.02 TRP 236 10972 -53.9 -58.9 54 5.0 -54.0 250 10 331.3 331.4 292.2 331.6 0.06 WND Sounding variables and indices 1000-500 mb thick: 5630.00 m Freezing level: 660.00 mb = 3529.32 m = 11578.99 ft Wetbulb zero: 675.91 mb = 3337.90 m = 10950.99 ft Precipitable water: 1.45 inches Sfc-500 mean rel hum: 78.35 % Est. max temperature: 24.89 C = 76.81 F Sfc-Lift cond lev (LCL): 1002.30 mb = 50.15 m = 164.55 ft T: 17.89 C 700-500 lapse rate: 6.24 C/km ThetaE index: 5.66 C Layer 764.0- 700.0 mb Conv cond level (CCL): 913.84 mb = 839.91 m = 2755.57 ft Mean mixing ratio: 11.46 g/kg Conv temperature: 22.48 C = 72.46 F Cap Strength: 1.73 C Lifted Index: 0.06 C Risk: Showers probable Lifted Index @300 mb: 1.71 C Lifted Index @700 mb: 0.51 C Showalter Index: 0.36 C Risk: Thunderstorms probable Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 23.70 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 163.20 Risk: None Energy Index: -0.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.86 J/kg Max Up Vert Vel: 9.58 m/s Conv Inhibition (B-): 64.38 J/kg Cap Strength: 1.72 C Lift Cond Lev (LCL): 938.06 mb = 617.04 m = 2024.37 ft Lev Free Conv (LFC): 673.06 mb = 3372.00 m = 11062.85 ft Equ Level (EL): 573.06 mb = 4646.37 m = 15243.81 ft B at Equ Level: 40.39 J/kg Max Parcel Lev (MPL): 363.06 mb = 8056.14 m = 26430.59 ft Wind level data Storm motion: 358 at 9 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 1005 27 30 2 -1.0 -1.7 | 170 7 -1.3 7.2 1 1000 70 265 3 3.0 0.3 | 196 10 2.7 9.2 2 925 737 315 10 7.1 -7.1 | 254 7 6.8 1.9 3 850 1450 340 12 4.1 -11.3 | 301 4 3.8 -2.3 4 700 3055 340 14 4.8 -13.2 | 313 6 4.5 -4.2 5 500 5700 310 12 9.2 -7.7 | 262 9 8.9 1.3 6 400 7360 255 14 13.5 3.6 | 226 18 13.2 12.6 7 300 9390 255 10 9.7 2.6 | 219 15 9.4 11.6 8 250 10600 270 11 11.0 -0.0 | 230 14 10.7 9.0 9 236 10972 250 10 9.4 3.4 | 216 15 9.1 12.4 10 200 12040 280 17 16.7 -3.0 | 250 18 16.4 6.0 11 150 13880 255 30 29.0 7.8 | 240 33 28.7 16.7 12 100 16420 275 14 13.9 -1.2 | 240 16 13.6 7.8 13 70 18620 295 14 12.7 -5.9 | 256 13 12.4 3.1 14 50 20690 325 6 3.4 -4.9 | 218 5 3.1 4.1 15 30 23890 115 10 -9.1 4.2 | 145 16 -9.4 13.2 16 20 26490 105 14 -13.5 3.6 | 132 19 -13.8 12.6 Wind Parameters Mean winds (0-6000m): 328.1 at 12.0 knts Storm direction: 358.1 at 9.0 knts Shear (0-3000m) pos: 1.4 neg: 1.6 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 143.0 deg Storm rel helicity (0-3000m) pos: 35.5 neg: 0.0 tot: 35.5 m^2/s^2 ave: 11.8 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.79 Bulk Shear: 9.58 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 ------------------------------------------------------------------------------- 500 290 5 212 8| 0.0 8.3 8.3| 21.4 0.0 21.4 42.7 0.93| 10.5 9.7 1000 311 7 233 7| 2.6 4.2 6.8| 30.3 0.0 30.3 30.3 0.91| 8.0 7.3 1500 322 9 248 6| 2.7 2.8 5.5| 34.2 0.0 34.2 22.8 0.91| 6.4 5.8 2000 328 10 261 5| 2.1 2.2 4.2| 34.6 0.0 34.6 17.3 0.90| 5.0 4.5 2500 331 10 271 5| 1.6 1.8 3.5| 35.1 0.0 35.1 14.0 0.89| 4.1 3.7 3000 333 11 280 5| 1.4 1.6 3.0| 35.5 0.0 35.5 11.8 0.88| 3.5 3.1 4000 334 12 286 5| 1.0 1.4 2.4| 35.5 -4.4 31.1 7.8 0.66| 3.0 2.0 5000 331 12 285 6| 0.8 1.2 2.1| 35.5 -9.2 26.4 5.3 0.50| 2.7 1.3 6000 328 12 281 6| 0.7 1.3 2.0| 35.5 -16.0 19.6 3.3 0.34| 2.6 0.9 Wrote GIF file: /home/apache/climate/data/raob//NZWP/skewt/NZWP.skewt.20250420.11.gif