UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 29 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 1006 68 23.4 17.4 69 6.0 19.4 85 9 296.0 298.3 292.3 332.1 12.52 1 1000 120 23.0 17.0 69 6.0 19.0 85 9 296.1 298.4 292.1 331.5 12.28 2 952 546 19.0 15.0 78 4.0 16.4 83 27 296.3 298.3 291.4 329.0 11.33 3 944 619 20.4 7.4 43 13.0 12.8 85 29 298.4 299.7 288.3 318.6 6.85 4 942 637 20.4 6.4 40 14.0 12.3 86 28 298.6 299.8 287.9 317.5 6.41 5 934 711 19.6 16.0 80 3.6 17.2 90 26 298.5 300.8 292.9 334.4 12.33 6 925 794 19.0 16.1 83 2.9 17.1 95 23 298.7 301.0 293.1 335.3 12.54 7 922 822 19.0 17.0 88 2.0 17.7 95 23 299.0 301.4 293.8 337.9 13.34 8 883 1194 18.2 14.0 76 4.2 15.4 90 17 301.9 304.0 293.3 335.7 11.45 9 850 1520 15.4 13.2 87 2.2 14.0 155 1 302.3 304.4 293.2 335.7 11.29 10 811 1917 12.0 12.0 100 0.0 12.0 208 4 302.8 304.8 293.1 335.2 10.93 11 777 2275 10.0 10.0 100 0.0 10.0 262 7 304.3 306.2 292.8 334.1 9.97 12 776 2286 9.6 8.3 92 1.3 8.8 264 7 304.0 305.7 291.9 330.6 8.89 13 760 2460 11.8 5.8 67 6.0 8.3 296 9 308.2 309.6 292.1 331.5 7.63 14 759 2471 11.8 5.8 67 6.0 8.3 296 10 308.3 309.8 292.2 331.7 7.64 15 733 2763 9.8 7.9 88 1.9 8.6 304 17 309.2 311.0 293.6 337.2 9.16 16 700 3145 7.6 5.7 88 1.9 6.5 285 17 310.9 312.5 293.4 336.3 8.24 17 693 3228 7.0 4.7 85 2.3 5.6 287 16 311.1 312.6 293.1 335.1 7.75 18 681 3371 6.6 4.6 87 2.0 5.4 291 15 312.2 313.7 293.4 336.5 7.84 19 673 3469 6.8 -0.2 61 7.0 3.1 294 15 313.5 314.6 292.0 331.2 5.61 20 665 3567 5.8 3.6 86 2.2 4.5 297 14 313.5 314.9 293.5 336.8 7.48 21 595 4472 2.0 -2.4 73 4.4 -0.3 293 14 319.2 320.2 293.4 336.6 5.40 22 560 4960 0.2 -11.8 40 12.0 -4.9 266 12 322.7 323.2 292.2 331.9 2.76 23 541 5236 -1.9 -10.9 50 9.0 -5.8 271 16 323.4 324.0 292.7 333.6 3.08 24 518 5581 -3.7 -23.7 20 20.0 -9.9 274 19 325.2 325.4 291.5 329.1 1.09 25 513 5658 -4.3 -16.3 39 12.0 -8.8 273 19 325.4 325.8 292.4 332.5 2.09 26 507 5750 -4.5 -24.5 19 20.0 -10.6 272 19 326.3 326.5 291.7 329.9 1.04 27 500 5860 -4.9 -20.9 27 16.0 -10.2 270 19 327.1 327.4 292.3 332.1 1.45 28 469 6361 -8.5 -28.5 18 20.0 -13.8 287 19 328.6 328.8 292.1 331.5 0.78 29 456 6579 -10.1 -25.1 28 15.0 -14.4 286 19 329.3 329.5 292.6 333.2 1.09 30 447 6733 -10.9 -37.9 9 27.0 -16.3 282 19 330.2 330.2 292.1 331.4 0.33 31 440 6854 -12.1 -20.1 51 8.0 -14.7 279 19 330.1 330.5 293.4 336.3 1.76 32 435 6942 -12.3 -30.3 21 18.0 -16.7 277 19 331.0 331.1 292.7 333.6 0.71 33 424 7138 -13.1 -32.1 19 19.0 -17.4 283 21 332.4 332.5 293.0 334.7 0.61 34 406 7467 -15.5 -20.0 68 4.5 -17.0 287 22 333.4 333.8 294.4 340.2 1.93 35 402 7542 -15.9 -25.9 42 10.0 -18.6 282 21 333.8 334.1 293.9 338.0 1.15 36 400 7580 -16.1 -22.1 60 6.0 -17.9 280 21 334.1 334.4 294.3 339.9 1.63 37 399 7599 -16.3 -21.3 65 5.0 -17.9 279 21 334.0 334.4 294.4 340.3 1.75 38 395 7674 -16.5 -34.5 20 18.0 -20.2 277 20 334.7 334.9 293.5 336.7 0.52 39 386 7847 -18.3 -23.3 65 5.0 -19.7 272 19 334.6 334.9 294.3 340.0 1.52 40 377 8022 -19.3 -29.3 41 10.0 -21.6 271 20 335.5 335.7 294.0 338.9 0.90 41 370 8161 -19.9 -24.1 69 4.2 -21.1 273 21 336.5 336.8 294.8 341.9 1.47 42 356 8446 -22.3 -24.5 82 2.2 -22.9 276 24 337.1 337.4 294.9 342.4 1.48 43 343 8718 -24.1 -29.1 63 5.0 -25.2 279 27 338.2 338.4 294.8 341.9 1.00 44 340 8782 -24.3 -38.3 26 14.0 -26.6 280 27 338.8 338.9 294.4 340.4 0.41 45 322 9175 -27.7 -30.6 76 2.9 -28.3 284 31 339.4 339.6 295.0 342.9 0.93 46 311 9423 -29.5 -36.5 51 7.0 -30.6 287 33 340.3 340.4 294.9 342.4 0.54 47 307 9516 -29.1 -50.1 11 21.0 -31.2 288 34 342.1 342.1 295.0 342.6 0.13 48 301 9656 -29.9 -52.9 9 23.0 -32.0 290 36 342.9 342.9 295.1 343.3 0.09 49 300 9680 -30.1 -53.1 9 23.0 -32.1 290 36 343.0 343.0 295.1 343.3 0.09 50 267 10498 -36.1 -54.1 14 18.0 -37.4 290 38 345.8 345.8 295.8 346.2 0.09 51 250 10950 -40.3 -49.3 38 9.0 -40.9 285 40 346.2 346.2 295.9 346.9 0.17 52 244 11115 -41.9 -49.9 41 8.0 -42.5 282 41 346.2 346.2 295.9 346.8 0.16 53 230 11513 -44.7 -56.7 25 12.0 -45.3 276 42 347.8 347.8 296.2 348.1 0.08 54 204 12302 -51.9 -58.9 43 7.0 -52.1 283 49 348.6 348.6 296.4 348.9 0.07 55 200 12430 -52.9 -61.9 33 9.0 -53.1 285 50 349.0 349.0 296.4 349.2 0.05 56 161 13798 -63.9 -68.9 50 5.0 -64.0 289 59 352.8 352.8 297.3 352.9 0.02 57 158 13913 -64.7 -69.7 50 5.0 -64.8 289 60 353.3 353.3 297.4 353.4 0.02 58 150 14230 -66.5 -71.0 53 4.5 -66.5 290 62 355.5 355.5 297.8 355.6 0.02 59 145 14434 -67.8 -72.3 52 4.6 -67.8 290 62 356.8 356.8 298.1 356.9 0.02 60 107 16205 -79.1 -84.1 44 5.0 -79.1 265 31 367.7 367.7 300.2 367.7 0.00 61 100 16590 -76.9 -84.9 27 8.0 -76.9 275 31 379.1 379.1 302.1 379.2 0.00 62 75 18215 -82.5 -89.5 29 7.0 -82.5 268 28 399.9 399.9 305.2 399.9 0.00 63 70 18600 -81.3 -90.3 20 9.0 -81.3 285 29 410.5 410.5 306.6 410.5 0.00 64 67 18853 -73.7 -86.7 12 13.0 -73.7 281 27 432.1 432.1 309.0 432.1 0.00 65 64 19123 -71.5 -87.5 7 16.0 -71.6 307 25 442.6 442.6 310.1 442.6 0.00 66 61 19407 -72.9 -88.9 7 16.0 -73.0 304 14 445.6 445.6 310.4 445.6 0.00 67 50 20600 -65.9 -88.9 3 23.0 -66.2 300 5 488.2 488.2 314.1 488.2 0.00 68 43 21532 -57.7 -85.7 2 28.0 -58.6 284 6 529.9 529.9 316.9 529.9 0.01 69 39 22145 -59.5 -87.5 1 28.0 -60.3 23 14 540.3 540.3 317.5 540.4 0.00 70 34 23008 -56.9 -85.9 1 29.0 -58.0 64 17 568.8 568.8 319.1 568.8 0.01 71 30 23800 -56.7 -86.7 1 30.0 -58.0 125 11 590.1 590.1 320.2 590.1 0.01 72 27 24475 -50.9 -82.9 1 32.0 -53.5 114 12 624.4 624.4 321.7 624.5 0.02 73 22 25796 -54.1 -84.1 1 30.0 -56.3 117 20 652.5 652.6 322.8 652.7 0.02 74 21 26095 -53.5 -84.5 1 31.0 -55.9 118 13 663.1 663.1 323.2 663.2 0.01 75 20 26410 -50.7 -83.7 1 33.0 -54.0 155 11 681.0 681.0 323.8 681.1 0.02 76 18 27105 -46.7 -80.7 1 34.0 -51.5 121 17 714.4 714.5 324.9 714.7 0.03 77 17 27484 -48.3 -81.3 1 33.0 -52.8 144 19 721.1 721.1 325.1 721.3 0.03 78 15 28317 -44.7 -80.7 1 36.0 -51.0 96 9 759.3 759.3 326.2 759.7 0.04 79 12 29805 -47.1 -81.1 1 34.0 -53.1 100 13 800.9 800.9 327.3 801.3 0.05 80 11 30394 -38.1 -78.1 1 40.0 -49.0 59 12 853.7 853.8 328.5 854.6 0.08 81 10 31050 -38.7 -78.7 1 40.0 -49.7 85 19 875.1 875.1 329.0 875.9 0.08 82 8.3 32330 -38.5 -78.5 1 40.0 -50.5 923.8 923.8 329.9 924.9 0.10 TRP 107 16205 -79.1 -84.1 44 5.0 -79.1 265 31 367.7 367.7 300.2 367.7 0.00 WND 145 14434 -67.8 -72.3 52 4.6 -67.8 290 62 356.8 356.8 298.1 356.9 0.02 Sounding variables and indices 1000-500 mb thick: 5740.00 m Freezing level: 558.19 mb = 4986.41 m = 16359.43 ft Wetbulb zero: 598.98 mb = 4417.63 m = 14493.35 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 72.21 % Est. max temperature: 29.58 C = 85.24 F Sfc-Lift cond lev (LCL): 921.28 mb = 828.75 m = 2718.97 ft T: 18.99 C 700-500 lapse rate: 4.60 C/km ThetaE index: 14.58 C Layer 1000.0- 934.0 mb Conv cond level (CCL): 823.80 mb = 1784.62 m = 5854.98 ft Mean mixing ratio: 11.60 g/kg Conv temperature: 29.97 C = 85.95 F Cap Strength: 5.56 C Lifted Index: 5.80 C Risk: None Lifted Index @300 mb: 9.49 C Lifted Index @700 mb: 2.89 C Showalter Index: 3.75 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 18.10 C K Index: 31.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 179.40 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.21 J/kg Max Up Vert Vel: 6.20 m/s Conv Inhibition (B-): 39379.57 J/kg Cap Strength: 5.46 C Lift Cond Lev (LCL): 887.71 mb = 1148.38 m = 3767.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 11 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 68 85 9 -9.0 -0.8 | 119 17 -14.9 8.2 1 1000 120 85 9 -9.0 -0.8 | 119 17 -14.9 8.2 2 979 305 75 19 -18.4 -4.9 | 100 25 -24.3 4.1 3 945 610 85 29 -28.9 -2.5 | 101 35 -34.8 6.5 4 925 794 95 23 -22.9 2.0 | 111 31 -28.8 11.0 5 912 914 95 21 -20.9 1.8 | 112 29 -26.9 10.8 6 880 1219 90 17 -17.0 0.0 | 111 25 -22.9 9.0 7 850 1520 155 1 -0.4 0.9 | 147 12 -6.4 9.9 8 850 1524 160 1 -0.3 0.9 | 148 12 -6.3 9.9 9 790 2134 235 5 4.1 2.9 | 171 12 -1.8 11.9 10 762 2438 295 9 8.2 -3.8 | 203 6 2.2 5.2 11 734 2743 305 17 13.9 -9.8 | 275 8 8.0 -0.8 12 708 3048 285 17 16.4 -4.4 | 246 11 10.5 4.6 13 700 3145 285 17 16.4 -4.4 | 246 11 10.5 4.6 14 657 3658 300 13 11.3 -6.5 | 245 6 5.3 2.5 15 633 3962 305 17 13.9 -9.8 | 275 8 8.0 -0.8 16 587 4572 290 13 12.2 -4.4 | 234 8 6.3 4.5 17 565 4877 265 11 11.0 1.0 | 207 11 5.0 9.9 18 524 5486 275 19 18.9 -1.7 | 241 15 13.0 7.3 19 500 5860 270 19 19.0 -0.0 | 235 16 13.1 9.0 20 485 6096 270 17 17.0 -0.0 | 231 14 11.1 9.0 21 466 6401 290 19 17.9 -6.5 | 258 12 11.9 2.5 22 431 7010 275 19 18.9 -1.7 | 241 15 13.0 7.3 23 414 7315 295 23 20.8 -9.7 | 273 15 14.9 -0.7 24 400 7580 280 21 20.7 -3.6 | 250 16 14.7 5.3 25 382 7925 270 19 19.0 -0.0 | 235 16 13.1 9.0 26 300 9680 290 36 33.8 -12.3 | 277 28 27.9 -3.3 27 284 10058 295 36 32.6 -15.2 | 283 27 26.7 -6.2 28 250 10950 285 40 38.6 -10.4 | 272 33 32.7 -1.4 29 227 11582 275 42 41.8 -3.7 | 262 36 35.9 5.3 30 200 12430 285 50 48.3 -12.9 | 275 43 42.4 -4.0 31 150 14230 290 62 58.3 -21.2 | 283 54 52.3 -12.2 32 145 14434 290 62 58.3 -21.2 | 283 54 52.3 -12.2 33 140 14630 290 62 58.3 -21.2 | 283 54 52.3 -12.2 34 120 15545 290 52 48.9 -17.8 | 282 44 42.9 -8.8 35 107 16205 265 31 30.9 2.7 | 245 28 24.9 11.7 36 102 16459 260 31 30.5 5.4 | 240 28 24.6 14.4 37 100 16590 275 31 30.9 -2.7 | 256 26 24.9 6.3 38 97 16764 275 31 30.9 -2.7 | 256 26 24.9 6.3 39 92 17069 260 29 28.6 5.0 | 238 27 22.6 14.0 40 78 17983 290 27 25.4 -9.2 | 271 19 19.4 -0.3 41 74 18288 260 29 28.6 5.0 | 238 27 22.6 14.0 42 70 18593 270 31 31.0 -0.0 | 250 27 25.1 9.0 43 70 18600 285 29 28.0 -7.5 | 266 22 22.1 1.5 44 67 18898 280 27 26.6 -4.7 | 258 21 20.7 4.3 45 63 19202 315 25 17.7 -17.7 | 307 15 11.7 -8.7 46 60 19507 300 9 7.8 -4.5 | 203 5 1.9 4.5 47 57 19812 0 0 -0.0 -0.0 | 147 11 -5.9 9.0 48 54 20117 300 19 16.5 -9.5 | 273 11 10.5 -0.5 49 52 20422 330 11 5.5 -9.5 | 39 1 -0.4 -0.5 50 50 20600 300 5 4.3 -2.5 | 166 7 -1.6 6.5 51 44 21336 205 1 0.4 0.9 | 151 11 -5.5 9.9 52 42 21641 320 9 5.8 -6.9 | 176 2 -0.1 2.1 53 38 22250 35 15 -8.6 -12.3 | 77 15 -14.5 -3.3 54 33 23165 70 17 -16.0 -5.8 | 98 22 -21.9 3.2 55 32 23470 55 13 -10.6 -7.5 | 95 17 -16.6 1.5 56 30 23800 125 11 -9.0 6.3 | 136 21 -14.9 15.3 57 29 24079 125 15 -12.3 8.6 | 134 25 -18.2 17.6 58 27 24384 120 13 -11.3 6.5 | 132 23 -17.2 15.5 59 26 24689 100 11 -10.8 1.9 | 123 20 -16.8 10.9 60 25 24994 45 9 -6.4 -6.4 | 102 13 -12.3 2.6 61 24 25298 90 19 -19.0 0.0 | 110 27 -24.9 9.0 62 23 25603 95 21 -20.9 1.8 | 112 29 -26.9 10.8 63 22 25908 130 19 -14.6 12.2 | 136 29 -20.5 21.2 64 21 26213 110 9 -8.5 3.1 | 130 19 -14.4 12.1 65 20 26410 155 11 -4.6 10.0 | 151 22 -10.6 19.0 66 19 26822 155 13 -5.5 11.8 | 151 24 -11.4 20.8 67 18 27127 120 17 -14.7 8.5 | 130 27 -20.7 17.5 68 16 27737 160 21 -7.2 19.7 | 155 32 -13.1 28.7 69 16 28042 115 13 -11.8 5.5 | 129 23 -17.7 14.5 70 15 28346 95 9 -9.0 0.8 | 123 18 -14.9 9.8 71 14 28956 105 23 -22.2 6.0 | 118 32 -28.2 14.9 72 13 29261 115 19 -17.2 8.0 | 126 29 -23.2 17.0 73 12 29566 100 15 -14.8 2.6 | 119 24 -20.7 11.6 74 12 29870 100 13 -12.8 2.3 | 121 22 -18.7 11.2 75 11 30175 50 9 -6.9 -5.8 | 104 13 -12.8 3.2 76 10 31050 85 19 -18.9 -1.7 | 106 26 -24.9 7.3 Wind Parameters Mean winds (0-6000m): 296.6 at 14.4 knts Storm direction: 326.6 at 10.8 knts Shear (0-3000m) pos: 6.6 neg: 2.2 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 127.6 deg Storm rel helicity (0-3000m) pos: 173.8 neg: -52.4 tot: 121.5 m^2/s^2 ave: 40.5 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 13.5 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.15 Bulk Shear: 127.96 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 80 18 103 25| 0.0 19.2 19.2| 4.1 -39.7 -35.6 -71.2 -0.34| 20.0 -6.9 1000 86 21 106 28| 4.8 9.6 14.4| 61.8 -40.6 21.2 21.2 -0.00| 15.8 -0.1 1500 88 18 109 25| 9.4 6.4 15.8|132.5 -40.9 91.5 61.0 0.25| 17.7 4.4 2000 90 14 114 22| 8.1 4.8 12.9|146.7 -40.9 105.8 52.9 0.31| 14.5 4.4 2500 88 13 115 20| 7.9 3.8 11.7|167.1 -40.9 126.2 50.5 0.39| 14.2 5.5 3000 73 13 105 19| 6.6 2.2 8.8|173.8 -52.4 121.5 40.5 0.33| 13.5 4.5 4000 359 14 50 7| 4.7 1.7 6.3|180.6 -54.7 125.9 31.5 0.32| 11.5 3.7 5000 319 14 295 3| 3.7 1.6 5.4|187.6 -74.7 112.9 22.6 0.22| 10.5 2.3 6000 297 14 250 7| 3.6 1.5 5.1|204.8 -83.6 121.2 20.2 0.22| 9.5 2.1 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250429.00.gif