UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 21 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 63 25.6 22.3 82 3.3 23.2 0 0 298.2 301.3 296.2 347.9 17.09 1 1000 115 25.4 21.5 79 3.9 22.6 245 1 298.5 301.5 295.8 346.1 16.35 2 925 796 19.6 18.6 94 1.0 18.9 200 13 299.4 302.0 294.9 342.4 14.74 3 884 1186 17.2 16.3 94 0.9 16.6 214 20 300.8 303.2 294.3 339.8 13.30 4 880 1225 17.6 11.6 68 6.0 13.8 215 21 301.6 303.4 291.9 330.5 9.79 5 879 1234 20.6 5.6 37 15.0 11.9 215 21 304.8 306.0 290.1 324.4 6.50 6 877 1254 22.0 5.0 33 17.0 12.1 214 21 306.4 307.6 290.4 325.5 6.24 7 868 1344 21.2 8.2 43 13.0 13.2 213 19 306.5 308.0 291.8 330.4 7.88 8 856 1465 22.0 -2.0 20 24.0 9.5 211 18 308.6 309.3 288.9 320.6 3.85 9 850 1526 21.6 -3.4 18 25.0 8.9 210 17 308.8 309.4 288.6 319.8 3.50 10 838 1649 20.6 2.6 30 18.0 10.4 212 16 309.0 310.0 290.6 326.0 5.51 11 835 1680 20.0 11.0 56 9.0 14.2 212 16 308.7 310.5 294.0 338.8 9.92 12 808 1962 18.2 8.2 52 10.0 12.0 217 13 309.7 311.3 293.2 335.6 8.47 13 766 2418 17.2 -2.8 25 20.0 6.8 211 13 313.4 314.1 290.6 326.3 4.06 14 700 3179 12.2 -13.8 15 26.0 1.4 225 19 316.0 316.4 289.5 322.2 1.88 15 686 3348 11.4 -19.6 10 31.0 -0.1 220 19 316.9 317.2 289.0 321.0 1.18 16 673 3507 10.8 -18.2 11 29.0 -0.3 225 20 318.0 318.3 289.5 322.6 1.35 17 611 4301 3.6 -10.4 35 14.0 -2.5 250 21 318.6 319.2 291.2 328.0 2.83 18 599 4462 2.4 -12.6 32 15.0 -3.8 247 22 319.0 319.5 290.9 327.1 2.42 19 549 5161 -1.7 -14.7 36 13.0 -6.8 240 26 322.2 322.7 291.6 329.7 2.23 20 544 5233 -2.5 -6.9 72 4.4 -4.6 240 26 322.1 322.9 293.3 335.9 4.19 21 534 5380 -3.3 -7.5 73 4.2 -5.3 238 27 322.9 323.7 293.4 336.3 4.08 22 533 5395 -3.3 -8.3 68 5.0 -5.5 238 27 323.1 323.8 293.3 335.8 3.84 23 528 5470 -3.1 -24.1 18 21.0 -9.5 238 27 324.2 324.4 291.1 327.8 1.03 24 513 5698 -3.7 -28.7 12 25.0 -10.6 236 29 326.1 326.3 291.3 328.6 0.70 25 500 5900 -4.9 -22.9 23 18.0 -10.6 240 27 327.1 327.3 292.1 331.3 1.21 26 495 5979 -5.5 -25.5 19 20.0 -11.4 242 26 327.3 327.5 291.9 330.7 0.97 27 492 6027 -5.7 -16.7 42 11.0 -9.8 243 26 327.6 328.0 293.0 334.9 2.10 28 475 6302 -7.1 -22.1 29 15.0 -11.9 242 24 329.2 329.5 292.8 334.0 1.37 29 471 6368 -7.5 -25.5 22 18.0 -12.8 241 23 329.5 329.7 292.6 333.1 1.02 30 454 6653 -9.7 -17.7 52 8.0 -12.5 250 23 330.2 330.6 293.7 337.5 2.10 31 446 6791 -10.3 -27.3 23 17.0 -14.9 256 23 331.1 331.3 292.9 334.5 0.91 32 435 6982 -12.1 -23.1 39 11.0 -15.4 263 23 331.2 331.5 293.3 336.1 1.37 33 418 7287 -13.9 -33.9 17 20.0 -18.2 261 26 332.7 332.8 293.0 334.7 0.52 34 414 7360 -14.5 -22.5 51 8.0 -16.9 259 26 332.9 333.2 293.9 338.3 1.52 35 400 7620 -16.1 -28.1 35 12.0 -19.1 255 29 334.1 334.3 293.7 337.5 0.95 36 378 8043 -18.7 -43.7 9 25.0 -22.5 245 29 336.1 336.1 293.6 336.9 0.21 37 364 8322 -21.1 -30.1 44 9.0 -23.1 241 30 336.5 336.7 294.3 339.7 0.86 38 350 8610 -23.1 -43.1 14 20.0 -25.9 245 32 337.6 337.7 294.0 338.6 0.24 39 343 8757 -24.1 -36.1 32 12.0 -26.2 247 33 338.2 338.3 294.4 340.2 0.51 40 342 8778 -24.3 -30.3 58 6.0 -25.6 247 34 338.2 338.4 294.7 341.6 0.90 41 336 8907 -25.3 -34.3 43 9.0 -26.9 249 35 338.6 338.7 294.6 340.9 0.62 42 335 8928 -25.3 -41.3 21 16.0 -27.6 249 35 338.9 338.9 294.3 340.1 0.31 43 326 9125 -26.5 -33.5 52 7.0 -27.8 252 37 339.9 340.0 294.9 342.5 0.69 44 302 9673 -29.7 -40.7 34 11.0 -31.2 259 42 342.9 342.9 295.3 344.3 0.36 45 300 9720 -30.1 -41.1 33 11.0 -31.6 260 42 343.0 343.0 295.4 344.3 0.35 46 287 10034 -32.7 -43.7 33 11.0 -33.9 261 42 343.6 343.7 295.4 344.7 0.28 47 283 10132 -33.5 -39.5 55 6.0 -34.3 262 43 343.8 343.9 295.6 345.6 0.44 48 280 10207 -33.9 -45.9 29 12.0 -35.1 262 43 344.3 344.4 295.6 345.2 0.22 49 278 10257 -34.1 -38.8 62 4.7 -34.7 262 43 344.7 344.8 295.9 346.6 0.48 50 275 10333 -34.9 -42.9 44 8.0 -35.8 262 43 344.7 344.7 295.7 345.9 0.32 51 266 10564 -36.9 -40.4 70 3.5 -37.3 263 43 345.0 345.1 295.9 346.7 0.42 52 250 10990 -40.9 -45.5 61 4.6 -41.3 265 44 345.3 345.3 295.8 346.3 0.26 53 239 11294 -43.7 -48.7 58 5.0 -44.0 265 46 345.5 345.6 295.8 346.3 0.19 54 235 11407 -43.7 -83.7 0 40.0 -44.5 267 45 347.2 347.2 296.0 347.2 0.00 55 200 12470 -51.7 -74.7 5 23.0 -52.1 280 38 350.9 350.9 296.8 350.9 0.01 56 183 13043 -55.1 -77.1 5 22.0 -55.4 276 36 354.4 354.4 297.5 354.4 0.01 57 150 14290 -63.5 -82.5 6 19.0 -63.6 320 31 360.7 360.7 298.8 360.7 0.00 58 145 14496 -65.3 -83.3 7 18.0 -65.4 313 33 361.1 361.1 298.9 361.1 0.00 59 136 14883 -67.7 -73.7 42 6.0 -67.8 316 23 363.5 363.5 299.4 363.6 0.01 60 100 16680 -78.1 -85.1 31 7.0 -78.1 310 15 376.8 376.8 301.7 376.8 0.00 61 90 17280 -81.3 -88.3 30 7.0 -81.3 345 5 382.0 382.0 302.6 382.0 0.00 62 74 18377 -83.5 -90.5 28 7.0 -83.5 33 10 399.3 399.3 305.1 399.4 0.00 63 70 18690 -80.1 -89.1 21 9.0 -80.1 265 5 413.0 413.0 306.9 413.0 0.00 64 55 20084 -70.3 -89.3 5 19.0 -70.4 56 19 465.0 465.0 312.2 465.0 0.00 65 52 20416 -70.7 -90.7 4 20.0 -70.8 75 23 471.6 471.6 312.8 471.6 0.00 66 50 20650 -66.7 -89.7 3 23.0 -67.0 120 21 486.3 486.3 314.0 486.3 0.00 67 46 21158 -62.7 -88.7 2 26.0 -63.1 121 17 507.7 507.7 315.5 507.7 0.00 68 40 22021 -61.3 -88.3 2 27.0 -61.9 125 12 531.9 531.9 317.1 531.9 0.00 69 30 23810 -59.9 -87.9 1 28.0 -60.8 65 25 581.3 581.3 319.8 581.4 0.01 70 22 25796 -50.7 -83.7 1 33.0 -53.8 113 31 662.7 662.7 323.2 662.8 0.02 71 20 26420 -49.7 -82.7 1 33.0 -53.2 125 27 684.0 684.1 323.9 684.2 0.02 72 12 29825 -41.5 -79.5 1 38.0 -50.1 118 20 820.7 820.7 327.7 821.3 0.06 TRP 90 17280 -81.3 -88.3 30 7.0 -81.3 345 5 382.0 382.0 302.6 382.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 569.73 mb = 4871.07 m = 15981.02 ft Wetbulb zero: 686.93 mb = 3336.43 m = 10946.18 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 41.08 % Est. max temperature: 35.95 C = 96.71 F Sfc-Lift cond lev (LCL): 959.18 mb = 479.03 m = 1571.59 ft T: 22.30 C 700-500 lapse rate: 6.28 C/km ThetaE index: 23.51 C Layer 1000.0- 877.0 mb Conv cond level (CCL): 917.31 mb = 867.76 m = 2846.94 ft Mean mixing ratio: 15.39 g/kg Conv temperature: 26.98 C = 80.56 F Cap Strength: 5.52 C Lifted Index: 0.30 C Risk: Showers probable Lifted Index @300 mb: 1.64 C Lifted Index @700 mb: 3.33 C Showalter Index: 11.60 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 1.50 C K Index: -2.90 Risk: None Sweat Index: 148.50 Risk: None Energy Index: 2.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.14 J/kg Max Up Vert Vel: 8.73 m/s Conv Inhibition (B-): 0.57 J/kg Cap Strength: 5.51 C Lift Cond Lev (LCL): 925.05 mb = 795.56 m = 2610.08 ft Lev Free Conv (LFC): 910.05 mb = 936.14 m = 3071.27 ft Equ Level (EL): 880.05 mb = 1224.22 m = 4016.41 ft B at Equ Level: -1.16 J/kg Max Parcel Lev (MPL): 880.05 mb = 1224.22 m = 4016.41 ft Wind level data Storm motion: 259 at 14 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 63 0 0 -0.0 -0.0 | 79 14 -13.6 -2.6 1 1000 115 245 1 0.9 0.4 | 80 13 -12.7 -2.2 2 979 305 195 7 1.8 6.8 | 110 13 -11.8 4.2 3 945 610 205 9 3.8 8.2 | 120 11 -9.8 5.6 4 925 796 200 13 4.4 12.2 | 136 13 -9.2 9.6 5 912 914 205 11 4.6 10.0 | 130 12 -9.0 7.4 6 881 1219 215 21 12.0 17.2 | 174 15 -1.6 14.6 7 850 1526 210 17 8.5 14.7 | 157 13 -5.1 12.1 8 791 2134 220 11 7.1 8.4 | 132 9 -6.5 5.8 9 764 2438 210 13 6.5 11.3 | 141 11 -7.1 8.7 10 711 3048 225 19 13.4 13.4 | 179 11 -0.2 10.9 11 700 3179 225 19 13.4 13.4 | 179 11 -0.2 10.9 12 685 3353 220 19 12.2 14.6 | 173 12 -1.4 12.0 13 660 3658 230 21 16.1 13.5 | 193 11 2.5 10.9 14 612 4267 250 21 19.7 7.2 | 233 8 6.1 4.6 15 589 4572 245 23 20.8 9.7 | 225 10 7.2 7.1 16 507 5791 235 29 23.8 16.6 | 216 17 10.2 14.1 17 500 5900 240 27 23.4 13.5 | 222 15 9.8 10.9 18 487 6096 245 25 22.7 10.6 | 229 12 9.1 8.0 19 469 6401 240 23 19.9 11.5 | 215 11 6.3 8.9 20 433 7010 265 23 22.9 2.0 | 274 9 9.3 -0.6 21 400 7620 255 29 28.0 7.5 | 251 15 14.4 4.9 22 368 8230 240 29 25.1 14.5 | 224 17 11.5 11.9 23 300 9720 260 42 41.4 7.3 | 260 28 27.8 4.7 24 250 10990 265 44 43.8 3.8 | 268 30 30.2 1.3 25 239 11278 265 46 45.8 4.0 | 267 32 32.2 1.4 26 200 12470 280 38 37.4 -6.6 | 291 26 23.8 -9.2 27 190 12802 280 38 37.4 -6.6 | 291 26 23.8 -9.2 28 181 13106 275 36 35.9 -3.1 | 284 23 22.3 -5.7 29 150 14290 320 31 19.9 -23.7 | 346 27 6.3 -26.3 30 149 14326 305 35 28.7 -20.1 | 326 27 15.1 -22.7 31 142 14630 320 31 19.9 -23.7 | 346 27 6.3 -26.3 32 134 14935 315 21 14.8 -14.8 | 356 17 1.2 -17.4 33 128 15240 290 17 16.0 -5.8 | 344 9 2.4 -8.4 34 121 15545 330 15 7.5 -13.0 | 21 17 -6.1 -15.6 35 100 16680 310 15 11.5 -9.6 | 10 12 -2.1 -12.2 36 99 16764 300 19 16.5 -9.5 | 347 12 2.8 -12.1 37 93 17069 310 15 11.5 -9.6 | 10 12 -2.1 -12.2 38 90 17280 345 5 1.3 -4.8 | 59 14 -12.3 -7.4 39 89 17374 335 9 3.8 -8.2 | 42 15 -9.8 -10.7 40 84 17678 0 0 -0.0 -0.0 | 79 14 -13.6 -2.6 41 79 17983 75 9 -8.7 -2.3 | 78 23 -22.3 -4.9 42 75 18288 70 11 -10.3 -3.8 | 75 25 -23.9 -6.3 43 70 18690 265 5 5.0 0.4 | 76 9 -8.6 -2.1 44 64 19202 335 9 3.8 -8.2 | 42 15 -9.8 -10.7 45 58 19812 40 15 -9.6 -11.5 | 59 27 -23.2 -14.1 46 52 20422 75 23 -22.2 -6.0 | 77 37 -35.8 -8.5 47 50 20650 120 21 -18.2 10.5 | 104 33 -31.8 7.9 48 49 20726 110 21 -19.7 7.2 | 98 34 -33.3 4.6 49 45 21336 125 15 -12.3 8.6 | 103 27 -25.9 6.0 50 43 21641 160 13 -4.4 12.2 | 118 20 -18.1 9.6 51 39 22250 105 11 -10.6 2.8 | 91 24 -24.2 0.3 52 37 22555 60 11 -9.5 -5.5 | 71 25 -23.1 -8.1 53 33 23165 75 19 -18.4 -4.9 | 77 33 -32.0 -7.5 54 32 23470 55 19 -15.6 -10.9 | 65 32 -29.2 -13.5 55 30 23774 40 29 -18.6 -22.2 | 52 41 -32.2 -24.8 56 30 23810 65 25 -22.7 -10.6 | 70 39 -36.3 -13.1 57 26 24689 85 27 -26.9 -2.4 | 83 41 -40.5 -4.9 58 22 25908 115 31 -28.1 13.1 | 104 43 -41.7 10.5 59 20 26420 125 27 -22.1 15.5 | 110 38 -35.7 12.9 60 18 26822 125 25 -20.5 14.3 | 109 36 -34.1 11.8 61 15 27432 110 19 -17.9 6.5 | 97 32 -31.5 3.9 62 13 28042 130 23 -17.6 14.8 | 111 34 -31.2 12.2 63 11 28651 100 15 -14.8 2.6 | 90 28 -28.4 0.0 64 9 29261 105 11 -10.6 2.8 | 91 24 -24.2 0.3 65 8 29566 130 9 -6.9 5.8 | 99 21 -20.5 3.2 66 8 29870 50 13 -10.0 -8.4 | 65 26 -23.6 -10.9 67 7 30175 35 13 -7.5 -10.6 | 58 25 -21.1 -13.2 Wind Parameters Mean winds (0-6000m): 229.2 at 18.5 knts Storm direction: 259.2 at 13.8 knts Shear (0-3000m) pos: 1.7 neg: 2.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 99.9 deg Storm rel helicity (0-3000m) pos: 88.7 neg: -25.5 tot: 63.3 m^2/s^2 ave: 21.1 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 3.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.51 Bulk Shear: 25.26 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 ------------------------------------------------------------------------------- 500 200 6 103 12| 0.0 8.9 8.9| 24.9 0.0 24.9 49.7 0.82| 10.0 8.2 1000 203 9 118 12| 3.8 4.5 8.2| 48.8 -0.8 48.1 48.1 0.83| 9.5 7.9 1500 208 12 135 11| 2.8 3.0 5.8| 64.3 -14.0 50.3 33.5 0.59| 9.3 5.5 2000 210 13 139 11| 1.0 2.2 3.3| 64.3 -24.3 40.0 20.0 0.38| 8.4 3.2 2500 211 13 139 11| 0.8 2.4 3.2| 71.9 -25.5 46.4 18.6 0.40| 7.6 3.0 3000 213 13 143 11| 1.7 2.0 3.7| 88.7 -25.5 63.3 21.1 0.48| 7.4 3.5 4000 219 15 155 10| 1.9 1.5 3.4|111.0 -28.6 82.4 20.6 0.52| 6.8 3.5 5000 226 17 170 9| 1.7 1.5 3.2|115.7 -33.7 82.0 16.4 0.45| 6.3 2.8 6000 229 18 182 9| 1.5 1.5 3.0|127.2 -39.4 87.8 14.6 0.41| 6.1 2.5 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250421.00.gif