UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for NZWP... Searching the city database file for: NZWP ... Date:2300Z 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 1006 27 19.6 18.8 95 0.8 19.1 0 0 292.2 294.7 292.0 331.1 13.70 1 1000 85 18.4 16.6 89 1.8 17.2 235 4 291.5 293.7 290.4 325.4 11.96 2 925 750 13.8 13.5 98 0.3 13.6 250 7 293.4 295.3 289.9 323.6 10.57 3 850 1461 10.4 10.0 97 0.4 10.2 340 4 297.0 298.7 289.8 323.5 9.11 4 769 2292 7.0 4.1 82 2.9 5.4 291 3 302.0 303.2 289.3 322.0 6.69 5 700 3061 3.0 -3.0 65 6.0 0.1 245 3 305.8 306.6 288.5 319.3 4.38 6 689 3189 1.8 -1.8 77 3.6 0.0 244 3 305.9 306.8 289.0 320.8 4.87 7 617 4074 -1.7 -23.7 17 22.0 -8.1 237 6 311.7 311.8 287.0 314.7 0.91 8 596 4349 -3.7 -23.7 20 20.0 -9.4 235 7 312.4 312.6 287.3 315.6 0.95 9 586 4483 -3.5 -42.5 3 39.0 -10.8 234 8 314.2 314.2 287.0 314.8 0.15 10 567 4743 -4.5 -39.5 5 35.0 -11.4 232 9 316.0 316.0 287.7 316.8 0.22 11 500 5720 -12.1 -35.1 13 23.0 -16.6 225 12 318.3 318.4 288.6 319.7 0.39 12 421 7007 -22.9 -45.9 10 23.0 -25.5 244 12 320.5 320.5 289.0 321.1 0.15 13 400 7380 -25.7 -48.7 10 23.0 -27.9 250 12 321.6 321.6 289.3 322.0 0.11 14 358 8171 -31.9 -56.9 7 25.0 -33.4 258 14 323.6 323.6 289.9 323.8 0.05 15 300 9390 -42.3 -55.3 23 13.0 -42.9 270 16 325.7 325.8 290.6 326.0 0.07 16 291 9595 -44.1 -53.1 36 9.0 -44.5 267 17 326.0 326.0 290.7 326.4 0.09 17 272 10048 -44.7 -68.7 5 24.0 -45.3 262 20 331.5 331.5 292.2 331.6 0.01 18 251 10584 -46.9 -72.9 4 26.0 -47.4 255 23 336.0 336.0 293.3 336.0 0.01 19 250 10610 -47.1 -72.1 4 25.0 -47.6 255 23 336.0 336.0 293.3 336.1 0.01 20 230 11156 -49.5 -73.5 4 24.0 -50.0 245 31 340.5 340.5 294.4 340.5 0.01 21 205 11908 -48.1 -79.1 2 31.0 -48.7 245 39 354.1 354.1 297.5 354.1 0.00 22 200 12070 -48.3 -79.3 2 31.0 -48.9 245 41 356.3 356.3 298.0 356.3 0.00 23 150 13930 -56.5 -84.5 2 28.0 -56.8 240 46 372.7 372.7 301.1 372.7 0.00 24 119 15373 -63.5 -87.5 2 24.0 -63.7 246 39 385.4 385.4 303.1 385.4 0.00 25 100 16440 -63.3 -88.3 2 25.0 -63.5 250 33 405.4 405.4 305.9 405.4 0.00 26 76 18125 -65.3 -89.3 2 24.0 -65.5 434.3 434.3 309.3 434.4 0.00 27 70 18630 -63.1 -89.1 2 26.0 -63.4 449.4 449.4 310.8 449.4 0.00 28 57 19888 -62.1 -89.1 2 27.0 -62.5 478.9 478.9 313.4 478.9 0.00 29 50 20690 -63.5 -90.5 1 27.0 -63.8 493.8 493.8 314.5 493.9 0.00 30 48 20941 -61.9 -89.9 1 28.0 -62.4 503.5 503.5 315.2 503.5 0.00 31 46 21204 -63.5 -90.5 1 27.0 -63.9 505.8 505.8 315.4 505.8 0.00 32 41 21918 -58.5 -89.5 1 31.0 -59.3 535.1 535.2 317.2 535.2 0.00 33 32 23481 -57.1 -88.1 1 31.0 -58.3 578.2 578.2 319.6 578.2 0.01 34 30 23890 -55.9 -87.9 1 32.0 -57.3 592.2 592.2 320.3 592.3 0.01 35 27 24565 -53.1 -87.1 1 34.0 -55.2 618.2 618.2 321.4 618.3 0.01 36 25 25059 -54.3 -87.3 1 33.0 -56.3 628.5 628.5 321.9 628.6 0.01 TRP 230 11156 -49.5 -73.5 4 24.0 -50.0 245 31 340.5 340.5 294.4 340.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5635.00 m Freezing level: 651.97 mb = 3644.18 m = 11955.84 ft Wetbulb zero: 688.82 mb = 3191.14 m = 10469.50 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 57.65 % Est. max temperature: 24.10 C = 75.38 F Sfc-Lift cond lev (LCL): 994.51 mb = 131.96 m = 432.93 ft T: 18.08 C 700-500 lapse rate: 5.68 C/km ThetaE index: 11.76 C Layer 1000.0- 689.0 mb Conv cond level (CCL): 937.01 mb = 639.95 m = 2099.55 ft Mean mixing ratio: 11.18 g/kg Conv temperature: 20.47 C = 68.84 F Cap Strength: 3.04 C Lifted Index: 1.85 C Risk: Showers probable Lifted Index @300 mb: 1.57 C Lifted Index @700 mb: 0.75 C Showalter Index: 2.41 C Risk: Showers probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.10 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 140.00 Risk: None Energy Index: -0.69 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.79 J/kg Max Up Vert Vel: 5.06 m/s Conv Inhibition (B-): 0.42 J/kg Cap Strength: 2.98 C Lift Cond Lev (LCL): 942.60 mb = 589.20 m = 1933.04 ft Lev Free Conv (LFC): 927.60 mb = 726.03 m = 2381.95 ft Equ Level (EL): 827.60 mb = 1682.50 m = 5519.94 ft B at Equ Level: 12.55 J/kg Max Parcel Lev (MPL): 747.60 mb = 2522.62 m = 8276.21 ft Wind level data Storm motion: 271 at 5 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 1006 27 0 0 -0.0 -0.0 | 91 5 -4.6 0.1 1 1000 85 235 4 3.3 2.3 | 150 3 -1.4 2.4 2 925 750 250 7 6.6 2.4 | 218 3 1.9 2.5 3 850 1461 340 4 1.4 -3.8 | 42 5 -3.3 -3.7 4 700 3061 245 3 2.7 1.3 | 125 2 -1.9 1.4 5 500 5720 225 12 8.5 8.5 | 204 9 3.8 8.6 6 400 7380 250 12 11.3 4.1 | 238 8 6.6 4.2 7 300 9390 270 16 16.0 -0.0 | 270 11 11.4 0.1 8 250 10610 255 23 22.2 6.0 | 251 19 17.6 6.1 9 230 11156 245 31 28.1 13.1 | 241 27 23.5 13.2 10 200 12070 245 41 37.2 17.3 | 242 37 32.5 17.4 11 150 13930 240 46 39.8 23.0 | 237 42 35.2 23.1 12 100 16440 250 33 31.0 11.3 | 247 29 26.4 11.4 Wind Parameters Mean winds (0-6000m): 241.2 at 6.2 knts Storm direction: 271.2 at 4.6 knts Shear (0-3000m) pos: 1.2 neg: 1.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 33.3 deg Storm rel helicity (0-3000m) pos: 11.2 neg: -0.2 tot: 11.0 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 42.52 Bulk Shear: 0.30 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 ------------------------------------------------------------------------------- 500 241 5 167 2| 0.0 6.2 6.2| 4.3 0.0 4.3 8.7 0.93| 6.7 6.2 1000 251 6 198 2| 2.1 3.1 5.2| 6.9 0.0 6.9 6.9 0.92| 6.0 5.5 1500 262 5 216 1| 2.5 2.1 4.5| 10.1 0.0 10.1 6.7 0.88| 5.7 5.0 2000 274 5 309 0| 1.9 2.0 3.9| 10.2 -0.2 9.9 5.0 0.78| 4.8 3.7 2500 277 5 4 0| 1.5 1.9 3.4| 10.7 -0.2 10.5 4.2 0.76| 4.2 3.2 3000 276 4 39 0| 1.2 1.7 2.9| 11.2 -0.2 11.0 3.7 0.76| 3.8 2.9 4000 265 4 156 1| 0.9 1.7 2.6| 13.1 -0.2 12.9 3.2 0.77| 3.3 2.5 5000 252 5 188 2| 0.7 1.7 2.5| 14.4 -0.2 14.2 2.8 0.72| 3.0 2.1 6000 241 6 194 3| 0.6 1.6 2.2| 16.7 -0.3 16.4 2.7 0.67| 2.8 1.9 Wrote GIF file: /home/apache/climate/data/raob//NZWP/skewt/NZWP.skewt.20250420.23.gif