UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 20 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 71 26.4 23.1 82 3.3 24.0 0 0 299.3 302.6 297.1 352.0 18.02 1 1000 97 26.0 22.9 83 3.1 23.8 170 1 299.1 302.4 296.9 351.3 17.85 2 942 621 21.2 21.2 100 0.0 21.2 207 3 299.4 302.5 296.5 349.3 17.06 3 925 779 20.2 19.7 97 0.5 19.9 240 5 300.0 302.9 295.8 346.2 15.81 4 910 920 19.2 18.6 96 0.6 18.8 230 7 300.3 303.1 295.3 344.3 14.98 5 904 977 21.8 9.8 46 12.0 14.3 227 8 303.6 305.1 291.4 328.8 8.44 6 886 1152 22.8 0.8 23 22.0 10.8 218 10 306.4 307.2 288.9 320.5 4.57 7 878 1231 22.6 -3.4 17 26.0 9.4 215 11 307.0 307.6 287.9 317.5 3.38 8 873 1281 22.2 8.2 41 14.0 13.6 217 12 307.0 308.5 291.9 330.9 7.84 9 850 1512 20.8 8.8 46 12.0 13.3 225 17 307.9 309.5 292.6 333.5 8.39 10 756 2516 15.0 10.0 72 5.0 11.8 244 15 312.1 314.1 295.2 343.8 10.26 11 703 3129 12.0 -8.0 24 20.0 2.7 238 18 315.4 316.0 290.3 325.0 2.97 12 700 3165 11.8 -7.2 26 19.0 2.8 235 19 315.6 316.2 290.5 325.9 3.18 13 649 3793 7.8 -14.2 19 22.0 -1.2 239 20 317.9 318.3 290.1 324.5 1.96 14 621 4155 5.2 -7.8 38 13.0 -0.9 237 22 319.0 319.6 291.7 330.2 3.42 15 576 4767 2.4 -14.6 27 17.0 -4.4 232 24 322.6 323.1 291.7 329.9 2.14 16 568 4880 2.6 -22.4 14 25.0 -5.8 230 23 324.2 324.4 291.2 328.1 1.12 17 544 5228 0.2 -9.8 47 10.0 -4.3 253 27 325.3 326.0 293.4 336.5 3.34 18 542 5257 0.2 -15.8 29 16.0 -6.1 251 27 325.7 326.1 292.4 332.7 2.06 19 519 5604 -1.5 -30.5 9 29.0 -9.5 238 28 327.7 327.8 291.7 329.8 0.58 20 511 5728 -2.7 -15.7 36 13.0 -7.8 241 28 327.7 328.1 293.2 335.3 2.20 21 505 5821 -3.3 -29.3 11 26.0 -10.5 243 29 328.1 328.2 291.9 330.5 0.67 22 500 5900 -3.3 -27.3 14 24.0 -10.3 245 29 329.0 329.2 292.3 332.0 0.81 23 489 6075 -4.3 -31.3 10 27.0 -11.4 245 32 329.9 330.0 292.3 332.0 0.57 24 451 6705 -9.1 -32.1 14 23.0 -14.7 235 33 331.6 331.7 292.7 333.7 0.57 25 446 6791 -9.3 -17.3 52 8.0 -12.2 239 32 332.4 332.8 294.3 340.1 2.21 26 434 7000 -10.5 -16.5 61 6.0 -12.8 249 29 333.5 334.0 294.8 342.0 2.43 27 400 7620 -15.9 -18.6 80 2.7 -16.8 250 29 334.3 334.8 294.8 342.1 2.20 28 383 7946 -17.9 -18.0 99 0.1 -17.9 249 30 335.9 336.4 295.4 344.4 2.42 29 371 8184 -19.3 -22.5 76 3.2 -20.3 248 30 337.1 337.4 295.1 343.2 1.69 30 367 8264 -19.9 -20.7 93 0.8 -20.1 247 30 337.3 337.7 295.4 344.5 2.01 31 338 8869 -24.9 -24.9 100 0.0 -24.9 245 31 338.5 338.9 295.3 344.0 1.50 32 321 9244 -25.9 -29.1 74 3.2 -26.6 249 35 342.2 342.4 295.8 346.2 1.07 33 306 9588 -28.9 -31.4 79 2.5 -29.4 253 39 342.7 342.9 295.8 346.1 0.91 34 300 9730 -29.7 -34.6 62 4.9 -30.5 255 40 343.5 343.7 295.8 346.1 0.68 35 275 10343 -34.7 -50.7 18 16.0 -36.0 260 41 344.9 345.0 295.6 345.5 0.13 36 254 10892 -39.7 -44.4 61 4.7 -40.1 264 42 345.5 345.5 295.9 346.6 0.29 37 251 10973 -40.7 -46.7 52 6.0 -41.2 265 42 345.2 345.2 295.8 346.1 0.23 38 250 11000 -40.7 -48.7 42 8.0 -41.3 265 42 345.6 345.6 295.8 346.3 0.18 39 248 11055 -40.7 -62.7 8 22.0 -41.6 265 42 346.4 346.4 295.8 346.5 0.03 40 226 11683 -46.1 -51.0 57 4.9 -46.4 265 41 347.4 347.4 296.2 348.1 0.16 41 223 11772 -45.9 -69.9 5 24.0 -46.6 265 41 349.1 349.1 296.4 349.1 0.01 42 210 12171 -49.5 -55.5 49 6.0 -49.7 265 41 349.5 349.5 296.6 349.9 0.10 43 208 12233 -49.5 -66.5 12 17.0 -50.0 265 40 350.4 350.4 296.7 350.5 0.02 44 202 12425 -51.3 -57.3 49 6.0 -51.5 265 40 350.5 350.6 296.8 350.9 0.08 45 200 12490 -52.1 -57.1 55 5.0 -52.3 265 40 350.3 350.3 296.8 350.6 0.08 46 196 12620 -53.1 -58.0 55 4.9 -53.2 267 40 350.7 350.7 296.8 351.0 0.08 47 185 12988 -55.3 -64.3 32 9.0 -55.5 273 38 353.0 353.0 297.3 353.1 0.04 48 178 13232 -57.3 -64.3 41 7.0 -57.5 277 38 353.6 353.6 297.4 353.8 0.04 49 176 13303 -57.7 -71.7 15 14.0 -57.9 278 37 354.1 354.1 297.5 354.2 0.01 50 172 13447 -58.7 -76.7 8 18.0 -58.9 280 37 354.8 354.8 297.7 354.8 0.01 51 154 14130 -63.9 -78.9 11 15.0 -64.0 289 36 357.3 357.3 298.2 357.3 0.01 52 150 14290 -64.7 -79.7 11 15.0 -64.8 290 36 358.6 358.6 298.4 358.6 0.00 53 140 14710 -66.9 -75.9 27 9.0 -67.0 286 32 361.9 361.9 299.1 362.0 0.01 54 105 16401 -78.3 -85.3 31 7.0 -78.3 190 11 371.2 371.2 300.8 371.2 0.00 55 100 16680 -78.1 -85.1 31 7.0 -78.1 215 11 376.8 376.8 301.7 376.8 0.00 56 76 18241 -80.1 -89.1 21 9.0 -80.1 319 7 403.4 403.4 305.7 403.4 0.00 57 70 18710 -76.9 -88.9 13 12.0 -76.9 210 3 419.9 419.9 307.7 419.9 0.00 58 63 19310 -78.7 -89.7 15 11.0 -78.7 279 10 428.7 428.7 308.7 428.8 0.00 59 61 19495 -75.1 -89.1 10 14.0 -75.2 325 11 440.7 440.7 310.0 440.7 0.00 60 55 20096 -72.7 -88.7 7 16.0 -72.8 88 3 459.5 459.5 311.7 459.5 0.00 61 54 20203 -73.3 -90.3 6 17.0 -73.4 80 5 460.5 460.5 311.8 460.5 0.00 62 52 20426 -68.9 -88.9 4 20.0 -69.1 60 9 475.8 475.8 313.1 475.8 0.00 63 50 20660 -68.5 -89.5 3 21.0 -68.7 65 9 482.1 482.1 313.6 482.1 0.00 64 47 21035 -64.3 -89.3 2 25.0 -64.7 65 11 500.7 500.7 315.0 500.8 0.00 65 40 22030 -60.9 -88.9 1 28.0 -61.6 90 16 532.9 532.9 317.1 532.9 0.00 66 33 23224 -61.7 -88.7 2 27.0 -62.4 115 9 560.9 560.9 318.7 561.0 0.00 67 30 23820 -57.9 -87.9 1 30.0 -59.0 120 9 586.8 586.8 320.0 586.8 0.01 68 28 24257 -56.3 -87.3 1 31.0 -57.8 90 10 602.9 602.9 320.7 603.0 0.01 69 25 24978 -56.5 -86.5 1 30.0 -58.1 65 18 622.2 622.2 321.6 622.3 0.01 70 23 25512 -52.5 -85.5 1 33.0 -55.0 66 20 649.0 649.0 322.6 649.1 0.01 71 20 26420 -50.7 -83.7 1 33.0 -54.0 60 27 681.0 681.0 323.8 681.1 0.02 72 14 28783 -43.9 -80.9 1 37.0 -50.8 68 30 777.2 777.2 326.7 777.5 0.04 73 14 28783 -44.3 -81.3 1 37.0 -51.0 68 30 775.8 775.8 326.6 776.2 0.04 74 13 29284 -40.5 -79.5 1 39.0 -49.3 59 26 805.6 805.6 327.4 806.1 0.06 75 11 30416 -43.7 -80.7 1 37.0 -51.6 86 23 833.4 833.4 328.0 833.9 0.05 76 10 31060 -41.7 -80.7 1 39.0 -51.1 115 19 863.9 863.9 328.7 864.5 0.06 77 9.7 31266 -42.1 -81.1 1 39.0 -51.4 869.9 870.0 328.8 870.5 0.06 78 8.1 32522 -28.5 -73.5 1 45.0 -47.0 969.9 970.0 330.7 972.6 0.23 79 7.8 32792 -29.1 -74.1 0 45.0 -47.4 978.0 978.1 330.8 980.6 0.21 TRP 105 16401 -78.3 -85.3 31 7.0 -78.3 190 11 371.2 371.2 300.8 371.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 539.29 mb = 5298.10 m = 17382.02 ft Wetbulb zero: 663.97 mb = 3603.96 m = 11823.89 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 44.58 % Est. max temperature: 34.93 C = 94.88 F Sfc-Lift cond lev (LCL): 956.42 mb = 487.67 m = 1599.95 ft T: 22.42 C 700-500 lapse rate: 5.52 C/km ThetaE index: 34.42 C Layer 1000.0- 873.0 mb Conv cond level (CCL): 930.05 mb = 731.77 m = 2400.78 ft Mean mixing ratio: 16.51 g/kg Conv temperature: 26.91 C = 80.44 F Cap Strength: 4.18 C Lifted Index: 0.37 C Risk: Showers probable Lifted Index @300 mb: -0.25 C Lifted Index @700 mb: 1.76 C Showalter Index: 6.32 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 12.10 C K Index: 13.90 Risk: None Sweat Index: 236.35 Risk: None Energy Index: -0.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 178.12 J/kg Max Up Vert Vel: 18.87 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.10 C Lift Cond Lev (LCL): 931.76 mb = 715.80 m = 2348.39 ft Lev Free Conv (LFC): 926.76 mb = 762.51 m = 2501.63 ft Equ Level (EL): 906.76 mb = 950.73 m = 3119.17 ft B at Equ Level: 5.95 J/kg Max Parcel Lev (MPL): 896.76 mb = 1046.99 m = 3434.96 ft Wind level data Storm motion: 267 at 13 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 71 0 0 -0.0 -0.0 | 87 13 -13.4 -0.7 1 1000 97 170 1 -0.2 1.0 | 91 14 -13.6 0.3 2 977 305 185 5 0.4 5.0 | 108 14 -13.0 4.3 3 943 610 205 3 1.3 2.7 | 99 12 -12.1 2.0 4 925 779 240 5 4.3 2.5 | 101 9 -9.1 1.8 5 911 914 230 7 5.4 4.5 | 115 9 -8.0 3.8 6 879 1219 215 11 6.3 9.0 | 140 11 -7.1 8.3 7 850 1512 225 17 12.0 12.0 | 173 11 -1.4 11.3 8 790 2134 245 15 13.6 6.3 | 182 6 0.2 5.6 9 762 2438 250 15 14.1 5.1 | 189 4 0.7 4.4 10 736 2743 225 17 12.0 12.0 | 173 11 -1.4 11.3 11 710 3048 245 15 13.6 6.3 | 182 6 0.2 5.6 12 700 3165 235 19 15.6 10.9 | 192 10 2.2 10.2 13 659 3658 240 19 16.5 9.5 | 199 9 3.1 8.8 14 589 4572 235 25 20.5 14.3 | 207 15 7.1 13.6 15 567 4877 230 23 17.6 14.8 | 197 15 4.2 14.1 16 546 5182 255 27 26.1 7.0 | 244 14 12.7 6.3 17 526 5486 235 27 22.1 15.5 | 211 17 8.7 14.8 18 500 5900 245 29 26.3 12.3 | 228 17 12.9 11.6 19 487 6096 245 33 29.9 13.9 | 231 21 16.5 13.2 20 450 6706 235 33 27.0 18.9 | 217 23 13.6 18.2 21 433 7010 250 29 27.3 9.9 | 236 17 13.9 9.2 22 400 7620 250 29 27.3 9.9 | 236 17 13.9 9.2 23 339 8839 245 31 28.1 13.1 | 230 19 14.7 12.4 24 300 9730 255 40 38.6 10.4 | 249 27 25.3 9.7 25 250 11000 265 42 41.8 3.7 | 264 29 28.5 3.0 26 240 11278 265 42 41.8 3.7 | 264 29 28.5 3.0 27 200 12490 265 40 39.8 3.5 | 264 27 26.5 2.8 28 200 12497 265 40 39.8 3.5 | 264 27 26.5 2.8 29 164 13716 285 36 34.8 -9.3 | 295 24 21.4 -10.0 30 150 14290 290 36 33.8 -12.3 | 302 24 20.4 -13.0 31 149 14326 285 38 36.7 -9.8 | 294 26 23.3 -10.5 32 115 15850 290 15 14.1 -5.1 | 353 6 0.7 -5.8 33 109 16154 275 11 11.0 -1.0 | 56 3 -2.4 -1.7 34 105 16401 190 11 1.9 10.8 | 131 15 -11.5 10.1 35 104 16459 240 7 6.1 3.5 | 111 8 -7.3 2.8 36 100 16680 215 11 6.3 9.0 | 140 11 -7.1 8.3 37 93 17069 235 9 7.4 5.2 | 127 7 -6.0 4.5 38 84 17678 0 0 -0.0 -0.0 | 87 13 -13.4 -0.7 39 80 17983 20 9 -3.1 -8.5 | 61 19 -16.5 -9.2 40 70 18710 210 3 1.5 2.6 | 99 12 -11.9 1.9 41 64 19202 250 9 8.5 3.1 | 116 5 -4.9 2.4 42 61 19507 325 11 6.3 -9.0 | 36 12 -7.1 -9.7 43 58 19812 20 13 -4.4 -12.2 | 54 22 -17.8 -12.9 44 55 20117 90 3 -3.0 0.0 | 88 16 -16.4 -0.7 45 52 20422 60 9 -7.8 -4.5 | 76 22 -21.2 -5.2 46 50 20660 65 9 -8.2 -3.8 | 78 22 -21.5 -4.5 47 49 20726 95 13 -13.0 1.1 | 91 26 -26.3 0.4 48 47 21031 65 11 -10.0 -4.6 | 77 24 -23.4 -5.4 49 45 21336 65 21 -19.0 -8.9 | 74 34 -32.4 -9.6 50 43 21641 110 27 -25.4 9.2 | 102 40 -38.8 8.5 51 41 21946 85 15 -14.9 -1.3 | 86 28 -28.3 -2.0 52 39 22250 100 17 -16.7 3.0 | 94 30 -30.1 2.3 53 35 22860 125 13 -10.6 7.5 | 106 25 -24.0 6.8 54 33 23165 120 9 -7.8 4.5 | 100 22 -21.2 3.8 55 32 23470 95 11 -11.0 1.0 | 91 24 -24.3 0.3 56 30 23820 120 9 -7.8 4.5 | 100 22 -21.2 3.8 57 29 24079 120 9 -7.8 4.5 | 100 22 -21.2 3.8 58 27 24384 70 11 -10.3 -3.8 | 79 24 -23.7 -4.5 59 26 24689 75 17 -16.4 -4.4 | 80 30 -29.8 -5.1 60 24 25298 55 19 -15.6 -10.9 | 68 31 -29.0 -11.6 61 23 25603 70 21 -19.7 -7.2 | 77 34 -33.1 -7.9 62 21 26213 40 23 -14.8 -17.6 | 57 34 -28.2 -18.3 63 20 26420 60 27 -23.4 -13.5 | 69 39 -36.8 -14.2 64 18 27127 75 33 -31.9 -8.5 | 78 46 -45.3 -9.2 65 16 28042 70 38 -35.7 -13.0 | 74 51 -49.1 -13.7 66 14 28651 60 29 -25.1 -14.5 | 68 41 -38.5 -15.2 67 14 28956 75 31 -29.9 -8.0 | 79 44 -43.3 -8.7 68 13 29261 55 25 -20.5 -14.3 | 66 37 -33.9 -15.0 69 13 29566 85 31 -30.9 -2.7 | 86 44 -44.3 -3.4 70 12 29870 110 19 -17.9 6.5 | 101 32 -31.2 5.8 71 11 30175 75 25 -24.1 -6.5 | 79 38 -37.5 -7.2 72 10 31060 115 19 -17.2 8.0 | 103 31 -30.6 7.3 Wind Parameters Mean winds (0-6000m): 237.0 at 17.9 knts Storm direction: 267.0 at 13.4 knts Shear (0-3000m) pos: 2.2 neg: 0.8 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 99.0 deg Storm rel helicity (0-3000m) pos: 58.5 neg: -8.5 tot: 50.0 m^2/s^2 ave: 16.7 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 3.0 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 5.39 Bulk Shear: 33.03 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 ------------------------------------------------------------------------------- 500 188 3 102 13| 0.0 3.3 3.3| 16.8 -4.5 12.3 24.6 0.51| 6.7 3.5 1000 213 5 106 11| 3.1 1.7 4.8| 27.8 -4.5 23.3 23.3 0.56| 7.3 4.1 1500 218 7 121 10| 4.8 1.1 5.9| 51.6 -4.5 47.1 31.4 0.71| 7.9 5.6 2000 225 10 133 9| 3.3 0.8 4.2| 54.1 -4.5 49.7 24.8 0.63| 7.1 4.5 2500 231 11 140 8| 2.7 0.9 3.6| 54.9 -5.5 49.5 19.8 0.54| 6.6 3.6 3000 232 12 147 8| 2.2 0.8 3.0| 58.5 -8.5 50.0 16.7 0.44| 7.0 3.0 4000 234 14 162 8| 1.7 1.3 3.0| 66.3 -8.5 57.8 14.5 0.43| 6.3 2.7 5000 234 16 176 8| 1.6 1.4 3.0| 95.2 -19.4 75.7 15.1 0.41| 6.4 2.7 6000 237 18 190 9| 1.9 1.5 3.4|136.4 -52.1 84.3 14.1 0.33| 7.1 2.4 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250420.12.gif