UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 24 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 63 26.4 22.7 80 3.7 23.7 0 0 299.3 302.5 296.8 350.6 17.58 1 1000 89 26.2 22.7 81 3.5 23.7 185 1 299.4 302.6 296.8 350.9 17.63 2 938 651 20.8 20.8 100 0.0 20.8 217 13 299.4 302.4 296.2 348.2 16.71 3 925 772 20.2 20.2 100 0.0 20.2 240 13 300.0 302.9 296.1 347.7 16.32 4 876 1241 17.4 17.1 98 0.3 17.2 217 15 301.8 304.4 295.1 343.4 14.14 5 869 1310 16.6 9.6 63 7.0 12.3 217 16 301.6 303.2 290.9 327.3 8.66 6 862 1379 18.0 4.0 39 14.0 10.1 216 17 303.8 304.9 289.3 321.7 5.92 7 850 1500 20.8 1.8 28 19.0 10.3 215 19 307.9 308.9 289.9 323.8 5.13 8 846 1541 21.2 -3.8 18 25.0 8.6 216 18 308.8 309.4 288.6 319.5 3.41 9 821 1799 18.0 14.3 79 3.7 15.5 224 14 308.0 310.4 295.8 346.1 12.58 10 772 2325 16.6 -6.4 20 23.0 5.5 233 26 312.0 312.6 289.3 321.8 3.06 11 765 2402 16.8 -13.2 12 30.0 4.0 241 28 313.0 313.4 288.4 319.0 1.80 12 741 2673 14.6 -8.4 20 23.0 3.9 241 27 313.5 314.0 289.5 322.4 2.73 13 726 2845 12.2 7.3 72 4.9 9.2 238 25 312.7 314.4 294.4 340.2 8.88 14 712 3008 10.8 8.2 84 2.6 9.2 236 23 312.9 314.8 295.0 342.7 9.63 15 701 3138 9.8 8.0 89 1.8 8.7 239 23 313.2 315.1 295.1 343.1 9.65 16 700 3150 9.6 7.7 88 1.9 8.4 240 23 313.1 314.9 294.9 342.4 9.47 17 606 4331 2.0 -0.3 85 2.3 0.8 252 19 317.5 318.7 293.6 337.2 6.19 18 591 4533 0.8 -11.2 40 12.0 -4.3 239 19 318.4 319.0 291.0 327.5 2.75 19 586 4601 0.2 -5.8 64 6.0 -2.7 235 19 318.5 319.3 292.3 332.2 4.24 20 579 4698 0.2 -17.8 24 18.0 -6.2 236 20 319.6 319.9 290.3 325.1 1.63 21 575 4753 -0.3 -4.9 71 4.6 -2.6 236 21 319.6 320.5 293.0 334.6 4.62 22 570 4823 -0.9 -3.7 81 2.8 -2.3 237 21 319.7 320.7 293.4 336.2 5.11 23 552 5079 -2.9 -4.2 91 1.3 -3.6 239 24 320.3 321.3 293.5 336.8 5.08 24 534 5342 -2.9 -7.6 70 4.7 -5.1 252 24 323.4 324.2 293.5 336.7 4.05 25 500 5860 -6.3 -8.3 86 2.0 -7.2 260 25 325.4 326.2 294.1 339.0 4.09 26 499 5876 -6.3 -8.7 83 2.4 -7.4 260 25 325.5 326.3 294.0 338.8 3.97 27 494 5954 -5.7 -17.7 38 12.0 -10.0 258 27 327.2 327.6 292.7 333.9 1.93 28 478 6212 -6.3 -36.3 7 30.0 -13.0 256 31 329.6 329.6 292.0 330.9 0.36 29 452 6647 -9.3 -23.3 31 14.0 -13.6 259 30 331.1 331.4 293.3 335.8 1.29 30 441 6836 -10.5 -31.5 16 21.0 -15.6 261 30 331.9 332.1 292.9 334.3 0.62 31 438 6889 -10.9 -21.9 40 11.0 -14.4 261 30 332.1 332.4 293.7 337.5 1.51 32 400 7580 -15.3 -33.3 20 18.0 -19.2 250 25 335.1 335.2 293.6 337.3 0.58 33 360 8371 -19.7 -41.7 12 22.0 -23.2 262 27 339.5 339.5 294.4 340.5 0.27 34 344 8707 -22.3 -45.3 10 23.0 -25.5 268 29 340.4 340.4 294.6 341.2 0.19 35 342 8750 -22.5 -32.5 40 10.0 -24.5 268 29 340.7 340.8 295.1 343.4 0.73 36 329 9034 -24.7 -32.7 47 8.0 -26.3 268 28 341.4 341.6 295.3 344.3 0.74 37 313 9395 -27.9 -36.9 42 9.0 -29.3 264 26 341.9 342.0 295.3 343.9 0.52 38 308 9511 -27.9 -42.9 23 15.0 -29.9 262 26 343.5 343.5 295.4 344.6 0.28 39 300 9700 -29.5 -40.5 34 11.0 -31.0 260 25 343.8 343.9 295.6 345.3 0.37 40 267 10518 -36.3 -42.3 54 6.0 -37.0 268 27 345.5 345.6 296.0 346.9 0.35 41 264 10596 -36.9 -46.9 35 10.0 -37.8 266 27 345.8 345.8 295.9 346.6 0.21 42 250 10970 -39.7 -45.7 53 6.0 -40.2 260 27 347.0 347.1 296.2 348.1 0.26 43 249 10997 -39.9 -44.3 63 4.4 -40.3 255 29 347.1 347.2 296.3 348.4 0.30 44 230 11536 -44.1 -53.1 36 9.0 -44.6 264 26 348.7 348.7 296.4 349.2 0.12 45 228 11594 -44.3 -60.3 15 16.0 -45.0 265 26 349.3 349.3 296.5 349.5 0.05 46 207 12235 -49.7 -59.7 30 10.0 -50.0 276 22 350.6 350.6 296.8 350.9 0.06 47 200 12460 -50.9 -63.9 20 13.0 -51.2 280 21 352.2 352.2 297.1 352.3 0.04 48 180 13138 -56.7 -63.7 41 7.0 -56.9 266 21 353.5 353.5 297.4 353.6 0.04 49 177 13244 -57.5 -68.5 23 11.0 -57.7 263 21 353.9 353.9 297.5 354.0 0.02 50 167 13609 -60.5 -64.6 58 4.1 -60.6 255 21 354.8 354.8 297.7 355.0 0.04 51 155 14070 -64.5 -68.3 59 3.8 -64.6 248 21 355.6 355.6 297.8 355.7 0.03 52 150 14270 -65.7 -70.7 50 5.0 -65.8 260 23 356.9 356.9 298.1 357.0 0.02 53 143 14558 -66.9 -73.9 37 7.0 -67.0 264 21 359.7 359.7 298.7 359.8 0.01 54 139 14728 -67.7 -79.7 17 12.0 -67.8 263 22 361.2 361.2 299.0 361.3 0.01 55 100 16640 -80.5 -85.3 44 4.8 -80.5 350 9 372.2 372.2 300.9 372.2 0.00 56 90 17232 -82.5 -87.0 46 4.5 -82.5 305 1 379.6 379.6 302.2 379.6 0.00 57 70 18650 -78.5 -88.5 18 10.0 -78.6 165 9 416.4 416.4 307.3 416.5 0.00 58 60 19534 -76.1 -90.1 9 14.0 -76.2 207 6 440.6 440.6 309.9 440.6 0.00 59 56 19939 -68.9 -87.9 5 19.0 -69.1 281 9 465.8 465.8 312.3 465.8 0.00 60 53 20269 -67.5 -88.5 4 21.0 -67.7 310 10 476.4 476.4 313.2 476.4 0.00 61 50 20620 -67.3 -89.3 3 22.0 -67.5 65 11 484.9 484.9 313.8 484.9 0.00 62 41 21836 -59.9 -87.9 1 28.0 -60.6 92 19 531.7 531.7 317.0 531.7 0.00 63 32 23384 -59.7 -87.7 1 28.0 -60.6 102 13 571.2 571.2 319.2 571.3 0.01 64 30 23790 -56.3 -86.3 1 30.0 -57.7 70 11 591.2 591.2 320.2 591.2 0.01 65 29 24005 -55.9 -86.9 1 31.0 -57.4 85 13 598.0 598.0 320.5 598.1 0.01 66 27 24466 -48.9 -82.9 1 34.0 -52.0 116 13 630.0 630.0 321.9 630.1 0.02 67 20 26420 -51.9 -83.9 1 32.0 -54.8 130 25 677.3 677.3 323.7 677.4 0.02 68 19 26752 -52.3 -84.3 1 32.0 -55.2 133 24 686.1 686.1 324.0 686.2 0.02 69 15 28291 -49.5 -83.5 1 34.0 -53.9 116 16 743.4 743.4 325.7 743.6 0.02 70 13 29247 -40.7 -79.7 1 39.0 -49.4 138 20 804.9 804.9 327.4 805.4 0.05 71 11 30391 -37.9 -78.9 1 41.0 -48.8 127 21 854.5 854.5 328.5 855.2 0.07 TRP 90 17232 -82.5 -87.0 46 4.5 -82.5 305 1 379.6 379.6 302.2 379.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 577.40 mb = 4719.87 m = 15484.95 ft Wetbulb zero: 603.67 mb = 4361.97 m = 14310.75 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 71.92 % Est. max temperature: 34.00 C = 93.20 F Sfc-Lift cond lev (LCL): 950.72 mb = 532.56 m = 1747.23 ft T: 21.94 C 700-500 lapse rate: 5.87 C/km ThetaE index: 29.22 C Layer 938.0- 850.0 mb Conv cond level (CCL): 939.33 mb = 638.32 m = 2094.21 ft Mean mixing ratio: 16.79 g/kg Conv temperature: 26.49 C = 79.68 F Cap Strength: 3.95 C Lifted Index: -2.92 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.46 C Lifted Index @700 mb: -0.67 C Showalter Index: 8.06 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 27.10 C Cross Totals Index: 8.10 C K Index: 27.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 197.99 Risk: None Energy Index: 3.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 438.49 J/kg Max Up Vert Vel: 29.61 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.86 C Lift Cond Lev (LCL): 936.30 mb = 666.49 m = 2186.63 ft Lev Free Conv (LFC): 931.30 mb = 713.00 m = 2339.21 ft Equ Level (EL): 861.30 mb = 1385.97 m = 4547.09 ft B at Equ Level: 19.54 J/kg Max Parcel Lev (MPL): 841.30 mb = 1588.74 m = 5212.33 ft Wind level data Storm motion: 270 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 63 0 0 -0.0 -0.0 | 90 15 -14.9 -0.0 1 1000 89 185 1 0.1 1.0 | 94 15 -14.9 1.0 2 976 305 200 7 2.4 6.6 | 118 14 -12.5 6.6 3 942 610 210 13 6.5 11.3 | 143 14 -8.4 11.2 4 925 772 240 13 11.3 6.5 | 150 7 -3.7 6.5 5 910 914 220 11 7.1 8.4 | 137 12 -7.9 8.4 6 850 1500 215 19 10.9 15.6 | 165 16 -4.0 15.5 7 818 1829 225 13 9.2 9.2 | 148 11 -5.8 9.2 8 789 2134 215 21 12.0 17.2 | 170 17 -2.9 17.2 9 761 2438 245 29 26.3 12.3 | 223 17 11.3 12.2 10 708 3048 235 23 18.8 13.2 | 196 14 3.9 13.2 11 700 3150 240 23 19.9 11.5 | 203 13 5.0 11.5 12 657 3658 255 21 20.3 5.4 | 225 8 5.3 5.4 13 633 3962 245 25 22.7 10.6 | 216 13 7.7 10.5 14 609 4267 255 19 18.4 4.9 | 215 6 3.4 4.9 15 587 4572 235 19 15.6 10.9 | 183 11 0.6 10.9 16 544 5182 240 25 21.7 12.5 | 208 14 6.7 12.5 17 524 5486 265 23 22.9 2.0 | 256 8 8.0 2.0 18 500 5860 260 25 24.6 4.3 | 246 11 9.7 4.3 19 485 6096 255 31 29.9 8.0 | 242 17 15.0 8.0 20 414 7315 265 29 28.9 2.5 | 260 14 13.9 2.5 21 400 7580 250 25 23.5 8.6 | 225 12 8.5 8.5 22 398 7620 250 25 23.5 8.6 | 225 12 8.5 8.5 23 337 8839 270 29 29.0 -0.0 | 270 14 14.1 -0.0 24 300 9700 260 25 24.6 4.3 | 246 11 9.7 4.3 25 285 10058 260 23 22.7 4.0 | 243 9 7.7 4.0 26 273 10363 270 27 27.0 -0.0 | 270 12 12.1 -0.0 27 250 10970 260 27 26.6 4.7 | 248 13 11.6 4.7 28 250 10973 255 29 28.0 7.5 | 240 15 13.1 7.5 29 200 12460 280 21 20.7 -3.6 | 303 7 5.7 -3.7 30 199 12497 280 21 20.7 -3.6 | 303 7 5.7 -3.7 31 156 14021 245 21 19.0 8.9 | 205 10 4.1 8.9 32 150 14270 260 23 22.7 4.0 | 243 9 7.7 4.0 33 141 14630 265 21 20.9 1.8 | 253 6 6.0 1.8 34 127 15240 250 25 23.5 8.6 | 225 12 8.5 8.5 35 114 15850 270 21 21.0 -0.0 | 270 6 6.1 -0.0 36 100 16640 350 9 1.6 -8.9 | 56 16 -13.4 -8.9 37 98 16764 350 9 1.6 -8.9 | 56 16 -13.4 -8.9 38 93 17069 310 1 0.8 -0.6 | 87 14 -14.2 -0.7 39 90 17232 305 1 0.8 -0.6 | 88 14 -14.1 -0.6 40 79 17983 335 9 3.8 -8.2 | 54 14 -11.1 -8.2 41 75 18288 5 21 -1.8 -20.9 | 39 27 -16.8 -20.9 42 71 18593 25 9 -3.8 -8.2 | 66 20 -18.7 -8.2 43 70 18650 165 9 -2.3 8.7 | 117 19 -17.3 8.7 44 67 18898 170 13 -2.3 12.8 | 127 21 -17.2 12.8 45 64 19202 150 3 -1.5 2.6 | 99 17 -16.4 2.6 46 57 19812 250 9 8.5 3.1 | 115 7 -6.5 3.1 47 54 20117 315 9 6.4 -6.4 | 53 11 -8.6 -6.4 48 52 20422 305 11 9.0 -6.3 | 43 9 -5.9 -6.3 49 50 20620 65 11 -10.0 -4.6 | 79 25 -24.9 -4.7 50 49 20726 30 15 -7.5 -13.0 | 60 26 -22.4 -13.0 51 47 21031 35 15 -8.6 -12.3 | 62 27 -23.5 -12.3 52 45 21336 40 25 -16.1 -19.2 | 58 36 -31.0 -19.2 53 42 21641 85 19 -18.9 -1.7 | 87 34 -33.9 -1.7 54 40 21946 95 19 -18.9 1.7 | 93 34 -33.9 1.6 55 37 22555 65 21 -19.0 -8.9 | 75 35 -34.0 -8.9 56 35 22860 105 27 -26.1 7.0 | 100 42 -41.0 7.0 57 33 23165 120 17 -14.7 8.5 | 106 31 -29.7 8.5 58 32 23470 95 11 -11.0 1.0 | 92 26 -25.9 0.9 59 30 23790 70 11 -10.3 -3.8 | 81 26 -25.3 -3.8 60 29 24079 90 13 -13.0 0.0 | 90 28 -27.9 -0.0 61 26 24689 130 13 -10.0 8.4 | 109 26 -24.9 8.3 62 25 24994 80 13 -12.8 -2.3 | 85 28 -27.7 -2.3 63 24 25298 60 13 -11.3 -6.5 | 76 27 -26.2 -6.5 64 23 25603 80 19 -18.7 -3.3 | 84 34 -33.7 -3.3 65 22 25908 125 23 -18.8 13.2 | 111 36 -33.8 13.2 66 20 26420 130 25 -19.2 16.1 | 115 38 -34.1 16.0 67 16 27127 140 21 -13.5 16.1 | 119 33 -28.4 16.1 68 15 27432 115 15 -13.6 6.3 | 102 29 -28.5 6.3 69 14 27737 130 31 -23.7 19.9 | 117 44 -38.7 19.9 70 13 28042 140 17 -10.9 13.0 | 117 29 -25.9 13.0 71 11 28651 125 21 -17.2 12.0 | 111 34 -32.1 12.0 72 9 29261 110 17 -16.0 5.8 | 101 31 -30.9 5.8 73 8 29566 120 15 -13.0 7.5 | 105 29 -27.9 7.5 74 8 29870 90 17 -17.0 0.0 | 90 32 -31.9 -0.0 75 7 30175 100 17 -16.7 3.0 | 95 32 -31.7 2.9 Wind Parameters Mean winds (0-6000m): 239.9 at 19.9 knts Storm direction: 269.9 at 14.9 knts Shear (0-3000m) pos: 2.8 neg: 2.6 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 107.5 deg Storm rel helicity (0-3000m) pos: 154.5 neg: -39.1 tot: 115.4 m^2/s^2 ave: 38.5 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 4.9 10^-3/s Energy-Hel index: 0.24 Bulk Rich Number: 14.55 Bulk Shear: 30.14 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 ------------------------------------------------------------------------------- 500 203 7 116 14| 0.0 12.4 12.4| 46.7 0.0 46.7 93.3 1.00| 12.7 12.7 1000 217 10 129 12| 1.3 6.2 7.5| 58.1 -4.0 54.1 54.1 0.58| 12.8 7.4 1500 216 12 140 12| 0.8 5.8 6.6| 73.6 -4.8 68.8 45.9 0.59| 10.7 6.3 2000 218 13 145 12| 0.9 4.4 5.2| 85.9 -13.6 72.3 36.1 0.47| 10.6 5.0 2500 223 15 158 12| 3.4 3.5 6.9|154.5 -18.5 136.0 54.4 0.58| 12.1 7.0 3000 227 17 168 12| 2.8 2.6 5.5|154.5 -39.1 115.4 38.5 0.44| 11.1 4.9 4000 234 18 179 11| 2.5 2.2 4.8|169.3 -43.3 126.1 31.5 0.40| 10.3 4.2 5000 236 19 183 11| 2.4 2.0 4.4|182.9 -53.1 129.8 26.0 0.33| 9.9 3.3 6000 240 20 193 10| 2.6 2.1 4.7|210.4 -59.3 151.2 25.2 0.34| 9.9 3.4 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250424.00.gif