UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 5 DEC 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 1012 70 18.8 14.1 74 4.7 15.8 115 1 291.0 292.7 288.5 319.3 10.04 1 1000 172 18.2 13.6 75 4.6 15.3 90 5 291.4 293.1 288.5 319.2 9.83 2 930 789 13.8 11.6 87 2.2 12.4 23 8 293.0 294.6 288.5 319.4 9.26 3 925 835 14.0 11.2 83 2.8 12.3 20 9 293.6 295.2 288.6 319.6 9.06 4 917 908 14.4 9.4 72 5.0 11.4 20 13 294.8 296.2 288.1 318.1 8.09 5 850 1547 11.4 7.2 75 4.2 9.0 15 15 298.1 299.5 288.8 320.1 7.51 6 809 1959 10.0 3.0 62 7.0 6.2 1 11 300.8 301.9 288.2 318.4 5.87 7 766 2410 6.2 2.3 76 3.9 4.1 342 9 301.5 302.6 288.5 319.2 5.90 8 753 2551 6.2 -2.8 52 9.0 1.9 343 9 303.0 303.7 287.3 315.6 4.13 9 700 3145 1.8 -4.2 64 6.0 -1.0 335 13 304.5 305.2 287.7 316.8 4.00 10 699 3156 1.6 -4.4 64 6.0 -1.2 334 13 304.4 305.1 287.6 316.5 3.95 11 687 3296 1.2 -5.8 60 7.0 -1.9 320 17 305.4 306.1 287.6 316.6 3.61 12 666 3547 5.6 -31.4 5 37.0 -4.4 302 31 313.1 313.2 286.9 314.6 0.42 13 576 4724 2.2 -32.8 5 35.0 -7.1 294 37 322.4 322.5 289.9 323.9 0.42 14 500 5850 -4.9 -45.9 2 41.0 -12.4 275 40 327.1 327.1 291.0 327.6 0.13 15 475 6250 -7.9 -29.9 15 22.0 -13.5 273 44 328.2 328.3 291.9 330.6 0.67 16 413 7327 -12.5 -46.5 4 34.0 -18.1 260 46 335.7 335.7 293.4 336.2 0.14 17 400 7570 -14.1 -38.1 11 24.0 -18.8 265 42 336.7 336.7 293.9 338.0 0.36 18 398 7608 -13.9 -37.9 11 24.0 -18.7 265 42 337.4 337.5 294.0 338.8 0.37 19 300 9690 -30.3 -57.3 5 27.0 -32.4 260 52 342.7 342.7 295.0 342.9 0.06 20 259 10718 -38.9 -60.9 8 22.0 -40.0 260 55 344.7 344.7 295.5 344.9 0.04 21 250 10960 -40.5 -64.5 6 24.0 -41.5 260 56 345.9 345.9 295.7 346.0 0.03 22 222 11756 -45.9 -69.9 5 24.0 -46.6 264 54 349.5 349.5 296.5 349.6 0.01 23 200 12440 -50.9 -72.9 6 22.0 -51.3 245 50 352.2 352.2 297.1 352.2 0.01 24 170 13478 -60.1 -75.1 12 15.0 -60.3 233 56 353.6 353.7 297.4 353.7 0.01 25 160 13855 -63.0 -77.0 13 14.0 -63.1 240 58 354.9 354.9 297.7 355.0 0.01 26 150 14250 -66.1 -79.1 15 13.0 -66.2 245 58 356.2 356.2 298.0 356.2 0.01 27 131 15056 -72.1 -84.1 15 12.0 -72.1 243 49 359.6 359.6 298.6 359.6 0.00 28 101 16563 -77.3 -89.3 13 12.0 -77.3 254 24 377.3 377.3 301.8 377.3 0.00 29 100 16620 -77.3 -89.3 13 12.0 -77.3 240 19 378.4 378.4 302.0 378.4 0.00 30 78 18019 -84.1 -92.1 23 8.0 -84.1 210 11 392.1 392.1 304.1 392.1 0.00 31 73 18386 -83.7 -92.7 19 9.0 -83.7 215 14 400.5 400.5 305.3 400.5 0.00 32 70 18620 -80.7 -90.7 17 10.0 -80.7 265 17 411.7 411.7 306.7 411.7 0.00 33 67 18870 -77.1 -88.1 16 11.0 -77.1 251 17 424.7 424.7 308.3 424.7 0.00 34 50 20590 -69.1 -90.1 3 21.0 -69.3 120 19 480.7 480.7 313.5 480.7 0.00 35 44 21358 -68.5 -91.5 2 23.0 -68.7 128 10 500.0 500.0 314.9 500.0 0.00 36 40 21939 -62.1 -89.1 2 27.0 -62.7 41 9 529.9 529.9 316.9 529.9 0.00 37 37 22420 -63.9 -90.9 1 27.0 -64.4 71 17 537.2 537.2 317.3 537.2 0.00 38 33 23131 -59.5 -88.5 1 29.0 -60.4 109 15 566.8 566.8 319.0 566.8 0.00 39 30 23730 -58.3 -87.3 1 29.0 -59.4 70 23 585.7 585.7 319.9 585.7 0.01 40 24 25140 -56.1 -86.1 1 30.0 -57.8 64 25 630.7 630.7 321.9 630.8 0.01 41 23 25410 -57.9 -86.9 1 29.0 -59.3 70 30 633.1 633.1 322.0 633.2 0.01 42 21 25988 -54.1 -85.1 1 31.0 -56.4 75 29 661.3 661.3 323.1 661.4 0.01 43 20 26300 -55.1 -85.1 1 30.0 -57.3 75 25 667.5 667.5 323.3 667.6 0.01 44 19 26628 -55.5 -85.5 1 30.0 -57.7 72 24 676.1 676.1 323.6 676.2 0.01 45 14 28583 -54.9 -84.9 1 30.0 -57.8 58 31 739.9 739.9 325.7 740.1 0.02 46 10 30790 -44.5 -80.5 1 36.0 -52.4 50 42 853.4 853.5 328.5 854.0 0.06 47 8.1 32214 -40.3 -78.3 1 38.0 -51.4 923.1 923.2 329.9 924.3 0.11 48 6.3 33934 -38.7 -77.7 1 39.0 -52.0 998.7 998.8 331.2 1000.5 0.15 TRP 78 18019 -84.1 -92.1 23 8.0 -84.1 210 11 392.1 392.1 304.1 392.1 0.00 WND 160 13855 -63.0 -77.0 13 14.0 -63.1 240 58 354.9 354.9 297.7 355.0 0.01 Sounding variables and indices 1000-500 mb thick: 5678.00 m Freezing level: 552.45 mb = 5073.05 m = 16643.66 ft Wetbulb zero: 718.02 mb = 2938.08 m = 9639.26 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 41.74 % Est. max temperature: 25.34 C = 77.61 F Sfc-Lift cond lev (LCL): 943.89 mb = 663.33 m = 2176.25 ft T: 14.70 C 700-500 lapse rate: 2.48 C/km ThetaE index: 3.60 C Layer 753.0- 700.0 mb Conv cond level (CCL): 805.30 mb = 1997.08 m = 6552.02 ft Mean mixing ratio: 9.41 g/kg Conv temperature: 28.78 C = 83.80 F Cap Strength: 11.56 C Lifted Index: 11.90 C Risk: None Lifted Index @300 mb: 17.08 C Lifted Index @700 mb: 1.69 C Showalter Index: 11.43 C Risk: None Total Totals Index: 28.40 C Risk: None Vertical Totals Index: 16.30 C Cross Totals Index: 12.10 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 156.40 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.82 J/kg Max Up Vert Vel: 4.43 m/s Conv Inhibition (B-): 56332.38 J/kg Cap Strength: 11.90 C Lift Cond Lev (LCL): 910.61 mb = 967.34 m = 3173.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 at 17 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 1012 70 115 1 -0.9 0.4 | 153 18 -8.1 15.7 1 1000 172 90 5 -5.0 0.0 | 141 20 -12.2 15.3 2 985 305 75 5 -4.8 -1.3 | 139 18 -12.0 14.0 3 950 610 35 3 -1.7 -2.5 | 145 16 -8.9 12.8 4 925 835 20 9 -3.1 -8.5 | 124 12 -10.2 6.8 5 916 914 20 13 -4.4 -12.2 | 105 12 -11.6 3.1 6 884 1219 5 11 -1.0 -11.0 | 118 9 -8.1 4.3 7 852 1524 30 17 -8.5 -14.7 | 92 16 -15.7 0.6 8 850 1547 15 15 -3.9 -14.5 | 94 11 -11.0 0.8 9 792 2134 355 9 0.8 -9.0 | 135 9 -6.4 6.3 10 763 2438 340 9 3.1 -8.5 | 149 8 -4.1 6.8 11 708 3048 355 9 0.8 -9.0 | 135 9 -6.4 6.3 12 700 3145 335 13 5.5 -11.8 | 155 4 -1.7 3.5 13 682 3353 315 19 13.4 -13.4 | 254 7 6.3 1.9 14 657 3658 295 38 34.4 -16.1 | 272 27 27.3 -0.8 15 586 4572 295 36 32.6 -15.2 | 270 25 25.5 0.1 16 523 5486 290 40 37.6 -13.7 | 267 30 30.4 1.6 17 500 5850 275 40 39.8 -3.5 | 250 35 32.7 11.8 18 484 6096 275 44 43.8 -3.8 | 253 38 36.7 11.5 19 413 7315 260 46 45.3 8.0 | 239 45 38.1 23.3 20 400 7570 265 42 41.8 3.7 | 241 40 34.7 18.9 21 337 8839 275 50 49.8 -4.4 | 256 44 42.6 10.9 22 310 9449 255 52 50.2 13.5 | 236 52 43.1 28.7 23 300 9690 260 52 51.2 9.0 | 241 50 44.0 24.3 24 250 10960 260 56 55.1 9.7 | 242 54 48.0 25.0 25 217 11887 265 54 53.8 4.7 | 247 51 46.6 20.0 26 200 12440 245 50 45.3 21.1 | 226 53 38.1 36.4 27 164 13716 230 58 44.4 37.3 | 215 64 37.3 52.6 28 160 13855 240 58 50.2 29.0 | 224 62 43.1 44.3 29 156 14021 240 58 50.2 29.0 | 224 62 43.1 44.3 30 150 14250 245 58 52.6 24.5 | 229 60 45.4 39.8 31 133 14935 240 50 43.3 25.0 | 222 54 36.1 40.3 32 114 15850 270 44 44.0 -0.0 | 247 40 36.8 15.3 33 103 16459 280 33 32.5 -5.7 | 249 27 25.3 9.6 34 100 16620 240 19 16.5 9.5 | 201 26 9.3 24.8 35 97 16764 240 19 16.5 9.5 | 201 26 9.3 24.8 36 87 17374 245 13 11.8 5.5 | 193 21 4.6 20.8 37 83 17678 275 9 9.0 -0.8 | 187 15 1.8 14.5 38 78 17983 195 9 2.3 8.7 | 169 24 -4.8 24.0 39 78 18019 210 11 5.5 9.5 | 176 25 -1.7 24.8 40 74 18288 220 13 8.4 10.0 | 183 25 1.2 25.2 41 70 18593 205 15 6.3 13.6 | 178 29 -0.8 28.9 42 70 18620 265 17 16.9 1.5 | 210 19 9.8 16.8 43 67 18898 250 17 16.0 5.8 | 203 23 8.8 21.1 44 63 19202 320 21 13.5 -16.1 | 277 6 6.3 -0.8 45 60 19507 125 9 -7.4 5.2 | 145 25 -14.5 20.5 46 57 19812 135 11 -7.8 7.8 | 147 27 -14.9 23.1 47 54 20117 95 9 -9.0 0.8 | 135 23 -16.1 16.1 48 51 20422 110 9 -8.5 3.1 | 140 24 -15.6 18.4 49 50 20590 120 19 -16.5 9.5 | 136 34 -23.6 24.8 50 49 20726 65 9 -8.2 -3.8 | 127 19 -15.3 11.5 51 47 21031 140 23 -14.8 17.6 | 146 40 -21.9 32.9 52 44 21336 125 9 -7.4 5.2 | 145 25 -14.5 20.5 53 42 21641 150 13 -6.5 11.3 | 153 30 -13.7 26.5 54 40 21946 40 9 -5.8 -6.9 | 123 15 -13.0 8.4 55 38 22250 65 17 -15.4 -7.2 | 110 24 -22.6 8.1 56 36 22555 75 17 -16.4 -4.4 | 115 26 -23.6 10.9 57 35 22860 95 19 -18.9 1.7 | 123 31 -26.1 16.9 58 33 23165 110 15 -14.1 5.1 | 134 29 -21.3 20.4 59 30 23730 70 23 -21.6 -7.9 | 104 30 -28.8 7.4 60 30 23774 60 15 -13.0 -7.5 | 111 22 -20.2 7.8 61 28 24079 75 21 -20.3 -5.4 | 110 29 -27.5 9.9 62 26 24689 60 25 -21.7 -12.5 | 96 29 -28.8 2.8 63 25 24994 60 23 -19.9 -11.5 | 98 27 -27.1 3.8 64 22 25603 75 33 -31.9 -8.5 | 100 40 -39.0 6.7 65 21 25908 70 29 -27.3 -9.9 | 99 35 -34.4 5.4 66 20 26213 90 29 -29.0 0.0 | 113 39 -36.2 15.3 67 20 26300 75 25 -24.1 -6.5 | 106 33 -31.3 8.8 68 18 26822 70 23 -21.6 -7.9 | 104 30 -28.8 7.4 69 18 27127 90 29 -29.0 0.0 | 113 39 -36.2 15.3 70 13 28956 50 31 -23.7 -19.9 | 81 31 -30.9 -4.6 71 12 29566 50 52 -39.8 -33.4 | 69 50 -47.0 -18.1 72 10 30790 50 42 -32.2 -27.0 | 73 41 -39.3 -11.7 Wind Parameters Mean winds (0-6000m): 304.9 at 22.5 knts Storm direction: 334.9 at 16.9 knts Shear (0-3000m) pos: 0.7 neg: 1.4 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -17.8 deg Storm rel helicity (0-3000m) pos: 30.3 neg: -66.8 tot: -36.5 m^2/s^2 ave: -12.2 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 7.3 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 84.56 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 73 4 142 18| 0.0 3.2 3.2| 5.3 -20.7 -15.4 -30.7 -0.36| 8.6 -3.1 1000 36 6 133 15| 0.0 6.3 6.3| 7.4 -50.5 -43.1 -43.1 -0.56| 10.0 -5.6 1500 26 9 124 13| 1.0 4.2 5.2| 10.7 -62.5 -51.8 -34.5 -0.46| 10.4 -4.7 2000 20 10 121 12| 0.7 2.0 2.7| 24.3 -62.5 -38.2 -19.1 -0.23| 9.4 -2.1 2500 14 9 123 11| 0.6 1.6 2.2| 30.3 -63.3 -33.0 -13.2 -0.15| 8.2 -1.2 3000 9 9 125 11| 0.7 1.4 2.1| 30.3 -66.8 -36.5 -12.2 -0.18| 7.3 -1.3 4000 334 14 160 3| 0.5 5.0 5.5| 46.8 -74.8 -28.0 -7.0 0.04| 10.0 0.4 5000 316 19 253 6| 0.4 4.1 4.5| 46.8 -82.9 -36.1 -7.2 0.03| 8.4 0.2 6000 305 23 258 12| 0.4 4.0 4.3| 59.4-169.5-110.1 -18.4 -0.07| 8.4 -0.6 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251205.12.gif