UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 22 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 1004 67 26.0 22.7 82 3.3 23.6 0 0 298.8 302.0 296.6 350.0 17.56 1 1000 102 25.8 22.3 81 3.5 23.3 235 1 299.0 302.1 296.4 349.1 17.19 2 925 784 20.0 19.5 97 0.5 19.6 225 19 299.8 302.6 295.6 345.4 15.61 3 901 1010 18.6 18.4 99 0.2 18.5 230 24 300.6 303.3 295.4 344.4 14.94 4 892 1097 22.4 12.4 53 10.0 15.9 230 26 305.4 307.3 293.3 336.0 10.19 5 850 1517 22.8 1.8 25 21.0 11.0 250 21 310.0 311.0 290.6 326.0 5.13 6 846 1558 22.8 -0.2 22 23.0 10.3 251 21 310.4 311.3 290.1 324.4 4.45 7 825 1776 20.6 11.6 56 9.0 14.7 254 22 310.4 312.3 294.9 342.4 10.46 8 770 2369 17.8 -6.2 19 24.0 6.1 261 23 313.5 314.1 289.8 323.6 3.12 9 732 2799 14.4 -3.6 29 18.0 5.2 264 24 314.4 315.2 290.9 327.2 4.00 10 728 2845 13.8 2.8 47 11.0 7.5 264 25 314.2 315.5 292.9 334.5 6.44 11 700 3175 11.8 -7.2 26 19.0 2.8 250 23 315.6 316.2 290.5 325.9 3.18 12 680 3417 10.6 -17.4 12 28.0 -0.2 245 27 316.8 317.1 289.3 321.7 1.43 13 587 4621 2.0 -8.0 47 10.0 -2.6 240 27 320.4 321.1 292.3 332.1 3.57 14 581 4704 1.4 -8.6 47 10.0 -3.1 238 28 320.7 321.3 292.3 332.0 3.44 15 574 4801 1.4 -14.6 29 16.0 -5.0 237 28 321.8 322.2 291.5 329.0 2.15 16 528 5469 -1.9 -24.9 15 23.0 -9.0 234 29 325.6 325.8 291.5 329.0 0.96 17 500 5900 -4.5 -25.5 18 21.0 -10.8 240 25 327.6 327.7 292.0 331.0 0.96 18 476 6286 -6.9 -33.9 10 27.0 -13.3 245 23 329.2 329.3 292.0 330.9 0.46 19 456 6619 -9.9 -14.6 68 4.7 -11.7 255 21 329.5 330.1 294.0 338.8 2.70 20 450 6721 -9.9 -18.9 48 9.0 -13.0 260 21 330.8 331.2 293.7 337.5 1.91 21 432 7035 -12.5 -18.5 61 6.0 -14.6 250 17 331.4 331.8 294.0 338.6 2.06 22 410 7433 -14.1 -39.1 10 25.0 -18.8 250 25 334.3 334.4 293.2 335.5 0.31 23 409 7452 -14.1 -38.1 11 24.0 -18.8 250 26 334.5 334.6 293.3 335.9 0.35 24 400 7620 -15.7 -35.7 16 20.0 -19.7 250 29 334.6 334.7 293.4 336.3 0.46 25 382 7965 -18.7 -32.7 28 14.0 -21.6 265 31 335.1 335.2 293.7 337.5 0.64 26 373 8141 -19.9 -25.9 59 6.0 -21.4 262 32 335.8 336.0 294.4 340.3 1.24 27 364 8322 -20.9 -34.9 27 14.0 -23.5 260 33 336.8 336.9 294.0 338.8 0.54 28 354 8527 -22.9 -30.9 48 8.0 -24.6 258 34 336.8 337.0 294.3 339.9 0.82 29 349 8631 -23.3 -34.3 36 11.0 -25.4 257 35 337.6 337.7 294.3 339.9 0.60 30 346 8694 -23.9 -29.9 58 6.0 -25.2 256 35 337.6 337.8 294.6 341.1 0.92 31 330 9037 -26.3 -32.3 57 6.0 -27.5 251 37 339.0 339.1 294.8 341.9 0.77 32 316 9349 -27.7 -45.7 16 18.0 -29.8 255 36 341.2 341.3 294.8 342.1 0.20 33 304 9626 -29.7 -39.7 37 10.0 -31.1 262 34 342.2 342.3 295.2 343.8 0.40 34 300 9720 -30.1 -43.1 27 13.0 -31.7 265 33 343.0 343.0 295.3 344.1 0.28 35 292 9913 -31.1 -54.1 9 23.0 -33.0 262 34 344.2 344.2 295.4 344.5 0.08 36 278 10261 -33.1 -60.1 5 27.0 -34.8 257 35 346.2 346.2 295.8 346.4 0.04 37 250 11000 -39.7 -64.7 5 25.0 -40.8 280 29 347.0 347.0 296.0 347.2 0.03 38 221 11826 -46.3 -71.3 4 25.0 -46.9 293 28 349.3 349.3 296.5 349.4 0.01 39 200 12480 -49.9 -72.9 5 23.0 -50.4 300 27 353.8 353.8 297.4 353.8 0.01 40 190 12813 -52.1 -76.1 4 24.0 -52.5 300 20 355.4 355.4 297.8 355.5 0.01 41 150 14300 -64.5 -80.5 9 16.0 -64.6 305 7 359.0 359.0 298.5 359.0 0.00 42 133 15023 -70.3 -82.3 16 12.0 -70.4 27 5 361.2 361.2 299.0 361.2 0.00 43 121 15579 -73.5 -84.5 17 11.0 -73.5 95 3 365.3 365.3 299.7 365.3 0.00 44 100 16680 -77.7 -86.7 22 9.0 -77.7 330 7 377.6 377.6 301.9 377.6 0.00 45 93 17094 -79.7 -87.7 25 8.0 -79.7 320 9 381.6 381.6 302.5 381.6 0.00 46 88 17408 -78.3 -88.3 18 10.0 -78.3 328 7 390.5 390.5 303.9 390.5 0.00 47 71 18621 -82.7 -90.7 24 8.0 -82.7 352 3 405.8 405.8 306.0 405.8 0.00 48 70 18700 -82.5 -90.5 24 8.0 -82.5 330 13 407.9 407.9 306.2 407.9 0.00 49 63 19293 -78.7 -89.7 15 11.0 -78.7 301 10 428.7 428.7 308.7 428.8 0.00 50 59 19674 -71.1 -88.1 6 17.0 -71.2 29 11 453.9 453.9 311.2 454.0 0.00 51 52 20424 -69.3 -90.3 3 21.0 -69.5 110 17 474.8 474.8 313.0 474.8 0.00 52 50 20660 -65.7 -89.7 2 24.0 -66.0 100 15 488.7 488.7 314.1 488.7 0.00 53 49 20783 -64.3 -89.3 2 25.0 -64.7 118 15 494.8 494.8 314.6 494.8 0.00 54 43 21581 -65.3 -90.3 2 25.0 -65.7 62 12 511.2 511.2 315.7 511.2 0.00 55 30 23810 -58.7 -88.7 1 30.0 -59.7 75 19 584.6 584.6 319.9 584.6 0.00 56 20 26430 -48.7 -84.7 1 36.0 -52.6 140 25 687.1 687.1 324.0 687.2 0.02 57 19 26767 -48.1 -84.1 1 36.0 -52.3 133 20 699.1 699.1 324.4 699.3 0.02 58 18 27121 -49.7 -84.7 1 35.0 -53.5 165 19 705.0 705.0 324.6 705.1 0.02 59 10 31040 -40.5 -81.5 0 41.0 -50.5 50 15 868.4 868.4 328.8 868.9 0.05 60 9.7 31248 -40.1 -81.1 0 41.0 -50.5 877.5 877.5 329.0 878.0 0.06 TRP 93 17094 -79.7 -87.7 25 8.0 -79.7 320 9 381.6 381.6 302.5 381.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 554.48 mb = 5084.44 m = 16681.02 ft Wetbulb zero: 681.44 mb = 3398.95 m = 11151.29 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 39.68 % Est. max temperature: 36.78 C = 98.20 F Sfc-Lift cond lev (LCL): 957.33 mb = 483.50 m = 1586.27 ft T: 22.56 C 700-500 lapse rate: 5.98 C/km ThetaE index: 25.60 C Layer 1000.0- 825.0 mb Conv cond level (CCL): 926.76 mb = 767.39 m = 2517.67 ft Mean mixing ratio: 16.20 g/kg Conv temperature: 26.93 C = 80.48 F Cap Strength: 6.02 C Lifted Index: -0.42 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.00 C Lifted Index @700 mb: 2.05 C Showalter Index: 8.72 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 6.30 C K Index: 10.10 Risk: None Sweat Index: 88.60 Risk: None Energy Index: 1.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 205.76 J/kg Max Up Vert Vel: 20.29 m/s Conv Inhibition (B-): 0.16 J/kg Cap Strength: 5.78 C Lift Cond Lev (LCL): 930.31 mb = 733.90 m = 2407.77 ft Lev Free Conv (LFC): 915.31 mb = 874.65 m = 2869.56 ft Equ Level (EL): 895.31 mb = 1065.10 m = 3494.38 ft B at Equ Level: 0.12 J/kg Max Parcel Lev (MPL): 885.31 mb = 1162.65 m = 3814.44 ft Wind level data Storm motion: 275 at 18 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 1004 67 0 0 -0.0 -0.0 | 95 18 -17.9 1.5 1 1000 102 235 1 0.8 0.6 | 97 17 -17.0 2.0 2 977 305 240 5 4.3 2.5 | 106 14 -13.5 4.0 3 944 610 235 15 12.3 8.6 | 151 12 -5.6 10.1 4 925 784 225 19 13.4 13.4 | 163 16 -4.4 14.9 5 911 914 230 21 16.1 13.5 | 173 15 -1.8 15.0 6 880 1219 230 29 22.2 18.6 | 192 21 4.4 20.1 7 850 1517 250 21 19.7 7.2 | 192 9 1.9 8.7 8 791 2134 260 23 22.7 4.0 | 221 7 4.8 5.5 9 710 3048 265 25 24.9 2.2 | 243 8 7.0 3.7 10 700 3175 250 23 21.6 7.9 | 202 10 3.8 9.3 11 685 3353 245 27 24.5 11.4 | 207 14 6.6 12.9 12 660 3658 245 25 22.7 10.6 | 202 13 4.8 12.0 13 635 3962 255 29 28.0 7.5 | 229 14 10.2 9.0 14 589 4572 240 27 23.4 13.5 | 200 16 5.5 15.0 15 546 5182 230 31 23.7 19.9 | 195 22 5.9 21.4 16 500 5900 240 25 21.7 12.5 | 195 14 3.8 14.0 17 487 6096 245 25 22.7 10.6 | 202 13 4.8 12.0 18 469 6401 245 21 19.0 8.9 | 186 10 1.2 10.3 19 450 6706 260 21 20.7 3.6 | 209 6 2.8 5.1 20 433 7010 250 17 16.0 5.8 | 166 8 -1.9 7.3 21 400 7620 250 29 27.3 9.9 | 220 15 9.4 11.4 22 400 7620 250 29 27.3 9.9 | 220 15 9.4 11.4 23 384 7925 265 31 30.9 2.7 | 252 14 13.0 4.2 24 325 9144 250 38 35.7 13.0 | 231 23 17.9 14.5 25 300 9720 265 33 32.9 2.9 | 254 16 15.0 4.4 26 274 10363 255 35 33.8 9.1 | 237 19 16.0 10.5 27 250 11000 280 29 28.6 -5.0 | 288 11 10.7 -3.6 28 229 11582 290 29 27.3 -9.9 | 312 13 9.4 -8.4 29 200 12480 300 27 23.4 -13.5 | 335 13 5.5 -12.0 30 199 12497 295 25 22.7 -10.6 | 332 10 4.8 -9.1 31 181 13106 305 15 12.3 -8.6 | 38 9 -5.6 -7.1 32 173 13411 325 11 6.3 -9.0 | 57 14 -11.5 -7.5 33 165 13716 325 9 5.2 -7.4 | 65 14 -12.7 -5.9 34 150 14300 305 7 5.7 -4.0 | 78 12 -12.1 -2.5 35 121 15545 90 3 -3.0 0.0 | 94 21 -20.9 1.5 36 115 15850 190 9 1.6 8.9 | 122 19 -16.3 10.3 37 109 16154 195 11 2.8 10.6 | 129 19 -15.0 12.1 38 104 16459 215 11 6.3 9.0 | 132 16 -11.5 10.5 39 100 16680 330 7 3.5 -6.1 | 72 15 -14.4 -4.6 40 93 17069 330 7 3.5 -6.1 | 72 15 -14.4 -4.6 41 93 17094 320 9 5.8 -6.9 | 66 13 -12.1 -5.4 42 71 18593 0 0 -0.0 -0.0 | 95 18 -17.9 1.5 43 70 18700 330 13 6.5 -11.3 | 49 15 -11.4 -9.8 44 68 18898 330 15 7.5 -13.0 | 42 15 -10.4 -11.5 45 64 19202 270 9 9.0 -0.0 | 99 9 -8.9 1.5 46 61 19507 355 11 1.0 -11.0 | 61 19 -16.9 -9.5 47 58 19812 50 11 -8.4 -7.1 | 78 27 -26.3 -5.6 48 52 20422 110 17 -16.0 5.8 | 102 35 -33.8 7.3 49 50 20660 100 15 -14.8 2.6 | 97 33 -32.6 4.1 50 49 20726 120 15 -13.0 7.5 | 106 32 -30.8 9.0 51 45 21336 100 15 -14.8 2.6 | 97 33 -32.6 4.1 52 43 21641 55 11 -9.0 -6.3 | 80 27 -26.9 -4.8 53 39 22250 105 13 -12.6 3.4 | 99 31 -30.4 4.8 54 37 22555 100 15 -14.8 2.6 | 97 33 -32.6 4.1 55 33 23165 80 17 -16.7 -3.0 | 88 35 -34.6 -1.5 56 32 23470 85 19 -18.9 -1.7 | 90 37 -36.8 -0.2 57 30 23810 75 19 -18.4 -4.9 | 85 36 -36.2 -3.4 58 27 24384 75 19 -18.4 -4.9 | 85 36 -36.2 -3.4 59 26 24689 95 17 -16.9 1.5 | 95 35 -34.8 3.0 60 25 24994 70 21 -19.7 -7.2 | 81 38 -37.6 -5.7 61 24 25298 70 25 -23.5 -8.6 | 80 42 -41.3 -7.1 62 23 25603 80 27 -26.6 -4.7 | 86 45 -44.4 -3.2 63 20 26430 140 25 -16.1 19.2 | 121 40 -33.9 20.6 64 20 26518 110 21 -19.7 7.2 | 103 39 -37.6 8.7 65 18 27127 165 19 -4.9 18.4 | 131 30 -22.8 19.8 66 17 27432 175 11 -1.0 11.0 | 123 23 -18.8 12.4 67 16 27737 150 11 -5.5 9.5 | 115 26 -23.4 11.0 68 16 28042 175 7 -0.6 7.0 | 115 20 -18.5 8.4 69 14 28651 175 11 -1.0 11.0 | 123 23 -18.8 12.4 70 14 28956 190 17 3.0 16.7 | 141 24 -14.9 18.2 71 12 29566 5 9 -0.8 -9.0 | 68 20 -18.6 -7.5 72 12 29870 5 13 -1.1 -13.0 | 59 22 -19.0 -11.5 73 10 31040 50 15 -11.5 -9.6 | 74 30 -29.3 -8.2 Wind Parameters Mean winds (0-6000m): 244.7 at 23.9 knts Storm direction: 274.7 at 17.9 knts Shear (0-3000m) pos: 2.4 neg: 4.3 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 140.6 deg Storm rel helicity (0-3000m) pos: 107.4 neg: -2.2 tot: 105.2 m^2/s^2 ave: 35.1 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 5.2 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 4.89 Bulk Shear: 42.07 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 ------------------------------------------------------------------------------- 500 237 6 111 14| 0.0 14.0 14.0| 39.1 0.0 39.1 78.2 0.82| 14.1 11.5 1000 231 13 140 12| 0.0 12.9 12.9| 77.4 0.0 77.4 77.4 0.81| 13.4 10.9 1500 234 17 160 12| 3.1 8.6 11.7| 94.6 -0.7 93.9 62.6 0.61| 13.8 8.4 2000 240 18 169 11| 3.1 6.4 9.6|101.4 -0.7 100.7 50.4 0.64| 11.3 7.2 2500 245 19 178 9| 2.8 5.1 8.0|104.9 -0.7 104.3 41.7 0.65| 9.4 6.1 3000 249 20 187 9| 2.4 4.3 6.7|107.4 -2.2 105.2 35.1 0.63| 8.2 5.2 4000 249 22 195 9| 2.3 3.8 6.1|130.0 -21.6 108.4 27.1 0.44| 8.6 3.8 5000 247 23 198 11| 1.8 3.8 5.6|130.0 -50.8 79.1 15.8 0.29| 8.0 2.3 6000 245 24 198 12| 2.1 3.1 5.2|135.9 -53.7 82.3 13.7 0.26| 7.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250422.00.gif