UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 16 APR 25 Station: VH004 WMO ident: 45004 Latitude: 22.32 Longitude: 114.17 ------------------------------------------------------------------------------- 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 1003 69 22.0 19.7 87 2.3 20.4 95 1 294.9 297.5 293.4 336.6 14.55 1 1000 95 21.6 19.8 90 1.8 20.4 90 5 294.8 297.4 293.5 336.8 14.69 2 976 306 19.8 19.0 95 0.8 19.2 115 5 295.0 297.6 293.3 336.0 14.31 3 944 594 18.8 16.9 89 1.9 17.5 148 14 296.8 299.1 292.9 334.2 12.94 4 926 760 18.8 8.8 52 10.0 12.8 145 17 298.4 299.8 289.0 321.0 7.69 5 925 769 19.0 9.0 52 10.0 13.0 145 17 298.7 300.2 289.3 321.7 7.81 6 888 1119 17.8 -3.2 24 21.0 7.6 155 11 301.0 301.6 285.8 311.4 3.40 7 879 1206 17.8 -0.2 30 18.0 8.5 165 10 301.9 302.7 287.1 314.9 4.29 8 850 1491 15.4 -1.6 31 17.0 6.9 200 7 302.3 303.0 286.9 314.5 4.00 9 811 1887 13.8 -7.2 23 21.0 4.3 232 7 304.7 305.2 286.5 313.2 2.74 10 776 2259 15.4 -27.6 4 43.0 1.8 254 10 310.3 310.4 286.1 312.0 0.51 11 720 2891 13.6 -25.4 5 39.0 0.6 270 17 315.0 315.1 287.9 317.3 0.67 12 700 3127 11.8 -19.2 10 31.0 0.3 270 19 315.6 315.8 288.6 319.6 1.19 13 682 3344 10.4 -17.6 12 28.0 -0.3 261 21 316.3 316.6 289.0 321.1 1.41 14 659 3628 8.0 1.0 61 7.0 4.1 264 21 316.8 318.0 293.5 336.6 6.26 15 622 4104 7.2 -5.8 39 13.0 0.8 260 27 321.1 321.9 292.9 334.2 3.99 16 537 5294 -1.3 -8.3 59 7.0 -4.6 263 33 324.8 325.5 293.7 337.4 3.81 17 518 5580 -3.1 -13.1 46 10.0 -7.2 264 35 325.9 326.5 293.1 335.1 2.69 18 500 5860 -3.9 -11.9 54 8.0 -7.3 270 36 328.3 328.9 294.0 338.7 3.07 19 456 6583 -7.7 -25.7 22 18.0 -13.0 268 38 332.3 332.5 293.3 336.0 1.03 20 400 7590 -15.3 -29.3 29 14.0 -18.7 265 42 335.1 335.3 293.9 338.2 0.85 21 388 7819 -16.7 -36.7 16 20.0 -20.6 266 42 336.2 336.3 293.8 337.8 0.42 22 343 8733 -23.9 -28.7 65 4.8 -25.0 270 42 338.5 338.7 294.9 342.4 1.04 23 309 9489 -28.1 -38.1 38 10.0 -29.6 274 42 342.9 343.0 295.4 344.7 0.46 24 300 9700 -30.1 -39.1 41 9.0 -31.4 275 42 343.0 343.0 295.4 344.6 0.43 25 262 10641 -38.7 -41.7 73 3.0 -39.0 280 46 343.9 344.0 295.6 345.4 0.38 26 259 10720 -39.1 -45.1 53 6.0 -39.6 280 47 344.4 344.5 295.6 345.5 0.26 27 250 10960 -40.7 -47.7 47 7.0 -41.2 280 52 345.6 345.6 295.8 346.4 0.21 28 238 11293 -43.1 -51.1 41 8.0 -43.6 279 56 346.8 346.9 296.1 347.4 0.15 29 213 12031 -49.7 -52.3 74 2.6 -49.8 276 63 347.7 347.8 296.3 348.3 0.14 30 200 12440 -53.1 -57.7 57 4.6 -53.2 275 68 348.7 348.7 296.4 349.0 0.08 31 196 12570 -54.3 -58.7 58 4.4 -54.4 276 69 348.8 348.8 296.4 349.1 0.07 32 185 12938 -56.9 -68.9 21 12.0 -57.1 279 72 350.4 350.4 296.7 350.5 0.02 33 179 13146 -58.3 -70.6 19 12.3 -58.5 280 73 351.4 351.4 297.0 351.5 0.02 34 166 13617 -61.5 -74.5 16 13.0 -61.6 280 70 353.7 353.7 297.4 353.8 0.01 35 150 14240 -65.5 -76.5 20 11.0 -65.6 280 62 357.2 357.2 298.1 357.3 0.01 36 115 15809 -77.9 -83.9 37 6.0 -77.9 261 50 362.4 362.4 299.2 362.4 0.00 37 100 16610 -77.1 -86.1 22 9.0 -77.1 295 42 378.8 378.8 302.1 378.8 0.00 38 91 17153 -74.9 -86.9 14 12.0 -74.9 289 29 393.5 393.5 304.3 393.5 0.00 39 72 18491 -80.3 -90.3 17 10.0 -80.3 290 19 409.3 409.3 306.4 409.3 0.00 40 70 18650 -79.9 -89.9 17 10.0 -79.9 285 17 413.4 413.4 306.9 413.5 0.00 41 63 19256 -73.5 -88.5 8 15.0 -73.6 313 21 440.2 440.2 309.9 440.2 0.00 42 60 19539 -75.7 -89.7 9 14.0 -75.7 306 19 441.5 441.5 310.0 441.5 0.00 43 50 20620 -65.5 -88.5 3 23.0 -65.8 200 5 489.1 489.1 314.1 489.1 0.00 44 48 20870 -63.5 -88.5 2 25.0 -63.9 291 4 499.6 499.6 314.9 499.7 0.00 45 38 22331 -56.5 -86.5 1 30.0 -57.6 143 14 552.0 552.0 318.2 552.0 0.01 46 36 22674 -58.1 -87.1 1 29.0 -59.0 108 11 556.5 556.5 318.5 556.5 0.01 47 30 23830 -55.7 -85.7 1 30.0 -57.2 55 17 592.8 592.8 320.3 592.8 0.01 48 20 26440 -51.7 -83.7 1 32.0 -54.7 55 23 677.9 677.9 323.7 678.1 0.02 49 14 28783 -46.9 -81.9 1 35.0 -52.5 102 54 767.0 767.0 326.4 767.3 0.03 50 10 31070 -35.9 -77.9 1 42.0 -48.5 100 36 885.5 885.6 329.1 886.5 0.09 51 9.5 31427 -35.1 -77.1 1 42.0 -48.4 901.7 901.7 329.5 902.9 0.11 52 9.2 31652 -32.1 -76.1 0 44.0 -47.5 921.4 921.5 329.8 922.9 0.13 53 6.2 34440 -31.9 -75.9 0 44.0 -49.7 1032.4 1032.5 331.7 1034.9 0.21 TRP 72 18491 -80.3 -90.3 17 10.0 -80.3 290 19 409.3 409.3 306.4 409.3 0.00 WND 179 13146 -58.3 -70.6 19 12.3 -58.5 280 73 351.4 351.4 297.0 351.5 0.02 Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 550.00 mb = 5112.12 m = 16771.83 ft Wetbulb zero: 692.19 mb = 3220.52 m = 10565.89 ft Precipitable water: 1.04 inches Sfc-500 mean rel hum: 39.48 % Est. max temperature: 29.35 C = 84.82 F Sfc-Lift cond lev (LCL): 970.04 mb = 358.74 m = 1176.96 ft T: 19.62 C 700-500 lapse rate: 5.74 C/km ThetaE index: 15.79 C Layer 976.0- 925.0 mb Conv cond level (CCL): 679.04 mb = 3380.31 m = 11090.11 ft Mean mixing ratio: 11.51 g/kg Conv temperature: 43.52 C = 110.34 F Cap Strength: 8.07 C Lifted Index: 7.27 C Risk: None Lifted Index @300 mb: 10.13 C Lifted Index @700 mb: 7.44 C Showalter Index: 15.65 C Risk: None Total Totals Index: 21.60 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 2.30 C K Index: -13.30 Risk: None Sweat Index: 50.00 Risk: None Energy Index: 5.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.47 J/kg Max Up Vert Vel: 6.85 m/s Conv Inhibition (B-): 45649.52 J/kg Cap Strength: 7.93 C Lift Cond Lev (LCL): 894.38 mb = 1057.24 m = 3468.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 15 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 1003 69 95 1 -1.0 0.1 | 105 16 -15.3 4.0 1 1000 95 90 5 -5.0 0.0 | 102 20 -19.3 4.0 2 976 305 115 5 -4.5 2.1 | 108 20 -18.8 6.1 3 942 610 150 15 -7.5 13.0 | 128 28 -21.8 16.9 4 925 769 145 17 -9.8 13.9 | 127 30 -24.1 17.9 5 909 914 130 13 -10.0 8.4 | 117 27 -24.3 12.3 6 850 1491 200 7 2.4 6.6 | 131 16 -11.9 10.5 7 847 1524 190 5 0.9 4.9 | 123 16 -13.4 8.9 8 788 2134 260 9 8.9 1.6 | 135 8 -5.4 5.5 9 760 2438 245 11 10.0 4.6 | 153 10 -4.3 8.6 10 733 2743 270 15 15.0 -0.0 | 190 4 0.7 4.0 11 700 3127 270 19 19.0 -0.0 | 230 6 4.7 4.0 12 681 3353 260 21 20.7 3.6 | 220 10 6.4 7.6 13 656 3658 265 21 20.9 1.8 | 229 9 6.6 5.8 14 632 3962 260 27 26.6 4.7 | 235 15 12.3 8.6 15 608 4267 260 27 26.6 4.7 | 235 15 12.3 8.6 16 586 4572 260 29 28.6 5.0 | 238 17 14.3 9.0 17 504 5791 265 36 35.9 3.1 | 252 23 21.6 7.1 18 500 5860 270 36 36.0 -0.0 | 260 22 21.7 4.0 19 485 6096 270 36 36.0 -0.0 | 260 22 21.7 4.0 20 400 7590 265 42 41.8 3.7 | 255 29 27.5 7.6 21 300 9700 275 42 41.8 -3.7 | 269 28 27.5 0.3 22 261 10668 280 46 45.3 -8.0 | 277 31 31.0 -4.0 23 250 10960 280 52 51.2 -9.0 | 278 37 36.9 -5.1 24 200 12440 275 68 67.7 -5.9 | 272 53 53.4 -2.0 25 179 13146 280 73 71.9 -12.7 | 279 58 57.6 -8.7 26 171 13411 280 73 71.9 -12.7 | 279 58 57.6 -8.7 27 150 14240 280 62 61.1 -10.8 | 278 47 46.8 -6.8 28 114 15850 260 50 49.2 8.7 | 250 37 34.9 12.6 29 103 16459 270 44 44.0 -0.0 | 262 30 29.7 4.0 30 100 16610 295 42 38.1 -17.7 | 300 27 23.8 -13.8 31 97 16764 295 42 38.1 -17.7 | 300 27 23.8 -13.8 32 88 17374 285 21 20.3 -5.4 | 284 6 6.0 -1.5 33 83 17678 280 29 28.6 -5.0 | 274 14 14.3 -1.1 34 72 18491 290 19 17.9 -6.5 | 306 4 3.6 -2.5 35 70 18650 285 17 16.4 -4.4 | 282 2 2.1 -0.4 36 67 18898 285 17 16.4 -4.4 | 282 2 2.1 -0.4 37 64 19202 315 21 14.8 -14.8 | 357 11 0.5 -10.9 38 57 19812 300 17 14.7 -8.5 | 355 5 0.4 -4.5 39 52 20422 55 13 -10.6 -7.5 | 82 25 -25.0 -3.5 40 50 20620 200 5 1.7 4.7 | 125 15 -12.6 8.7 41 49 20726 0 0 -0.0 -0.0 | 105 15 -14.3 4.0 42 47 21031 220 9 5.8 6.9 | 142 14 -8.5 10.9 43 45 21336 210 15 7.5 13.0 | 158 18 -6.8 16.9 44 40 21946 115 9 -8.2 3.8 | 109 24 -22.5 7.8 45 39 22250 165 15 -3.9 14.5 | 135 26 -18.2 18.4 46 37 22555 95 13 -13.0 1.1 | 101 28 -27.3 5.1 47 35 22860 125 9 -7.4 5.2 | 113 24 -21.7 9.1 48 33 23165 70 11 -10.3 -3.8 | 90 25 -24.6 0.2 49 30 23774 70 15 -14.1 -5.1 | 88 28 -28.4 -1.2 50 30 23830 55 17 -13.9 -9.8 | 78 29 -28.2 -5.8 51 29 24079 50 17 -13.0 -10.9 | 76 28 -27.3 -7.0 52 28 24384 95 19 -18.9 1.7 | 100 34 -33.2 5.6 53 26 24689 100 13 -12.8 2.3 | 103 28 -27.1 6.2 54 25 24994 135 21 -14.8 14.8 | 123 35 -29.2 18.8 55 24 25298 110 9 -8.5 3.1 | 107 24 -22.8 7.0 56 23 25603 105 9 -8.7 2.3 | 105 24 -23.0 6.3 57 22 25908 60 9 -7.8 -4.5 | 89 22 -22.1 -0.5 58 20 26440 55 23 -18.8 -13.2 | 74 34 -33.1 -9.2 59 20 26518 50 21 -16.1 -13.5 | 73 32 -30.4 -9.5 60 14 28956 105 56 -54.1 14.5 | 105 71 -68.4 18.5 61 10 31070 100 36 -35.5 6.3 | 102 51 -49.8 10.2 Wind Parameters Mean winds (0-6000m): 255.5 at 19.8 knts Storm direction: 285.5 at 14.8 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 121.2 deg Storm rel helicity (0-3000m) pos: 119.0 neg: -40.1 tot: 79.0 m^2/s^2 ave: 26.3 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 3.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.28 Bulk Shear: 82.37 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 ------------------------------------------------------------------------------- 500 126 7 112 22| 13.4 0.0 13.4| 51.3 -1.5 49.9 99.7 0.53| 15.7 8.3 1000 138 11 119 25| 5.6 0.0 5.6| 74.9 -31.8 43.0 43.0 0.27| 14.1 3.8 1500 145 10 121 24| 1.9 0.0 1.9| 92.3 -40.1 52.3 34.9 0.22| 13.2 2.9 2000 157 9 125 22| 2.4 0.0 2.4|102.7 -40.1 62.6 31.3 0.25| 11.8 2.9 2500 178 9 133 20| 2.8 0.0 2.8|111.8 -40.1 71.7 28.7 0.30| 10.8 3.2 3000 207 11 145 16| 3.3 0.0 3.3|119.0 -40.1 79.0 26.3 0.35| 10.3 3.6 4000 240 14 167 11| 2.5 1.2 3.7|126.1 -42.4 83.8 20.9 0.31| 9.3 2.9 5000 250 17 188 10| 2.3 1.2 3.5|139.0 -42.4 96.6 19.3 0.33| 7.9 2.6 6000 255 20 209 10| 2.3 1.0 3.3|172.5 -42.4 130.1 21.7 0.37| 7.3 2.7 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250416.12.gif