UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 13 OCT 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 27.4 25.1 87 2.3 25.7 100 1 300.0 303.8 298.7 359.8 20.33 1 1000 116 27.0 24.5 86 2.5 25.2 85 3 300.1 303.8 298.3 358.0 19.71 2 961 468 24.0 23.5 97 0.5 23.6 105 12 300.6 304.1 298.2 357.3 19.30 3 925 803 22.6 20.0 85 2.6 20.8 90 13 302.4 305.4 296.7 350.1 16.11 4 863 1406 19.0 17.6 92 1.4 18.0 112 10 304.7 307.5 296.4 349.0 14.83 5 850 1537 18.6 15.7 83 2.9 16.6 110 11 305.6 308.1 295.6 345.5 13.32 6 739 2728 12.8 10.3 85 2.5 11.2 139 12 311.8 313.8 295.4 344.7 10.71 7 703 3148 11.4 4.4 62 7.0 7.3 155 11 314.7 316.2 293.9 338.2 7.48 8 700 3184 11.2 4.2 62 7.0 7.1 155 11 314.9 316.3 293.9 338.1 7.41 9 664 3623 8.6 4.9 78 3.7 6.4 150 15 316.8 318.3 295.0 342.6 8.21 10 660 3673 8.6 3.6 71 5.0 5.6 150 15 317.3 318.8 294.6 341.1 7.53 11 641 3915 8.0 -4.0 42 12.0 1.9 146 17 319.3 320.1 292.7 333.7 4.44 12 618 4216 6.4 -1.6 57 8.0 2.1 164 14 320.8 321.9 294.0 338.6 5.51 13 585 4665 3.2 -6.8 48 10.0 -1.6 164 13 322.1 322.9 293.1 335.1 3.93 14 513 5717 -3.9 -8.7 69 4.8 -6.1 180 3 325.9 326.7 294.0 338.8 3.87 15 500 5920 -5.3 -11.3 63 6.0 -7.8 165 3 326.6 327.2 293.7 337.5 3.23 16 486 6143 -6.9 -15.9 49 9.0 -10.3 173 5 327.3 327.7 293.1 335.1 2.28 17 466 6470 -9.1 -12.5 76 3.4 -10.5 157 7 328.5 329.1 294.1 339.2 3.14 18 447 6792 -10.7 -19.7 48 9.0 -13.7 148 9 330.4 330.8 293.5 336.7 1.79 19 435 7001 -12.5 -17.3 67 4.8 -14.2 154 9 330.7 331.2 294.0 338.6 2.26 20 414 7379 -13.7 -28.7 27 15.0 -17.5 167 9 333.9 334.1 293.6 337.1 0.86 21 403 7583 -14.7 -35.7 15 21.0 -19.0 174 9 335.2 335.3 293.6 336.9 0.45 22 400 7640 -14.9 -32.9 20 18.0 -18.9 175 9 335.6 335.7 293.8 337.9 0.60 23 380 8025 -18.1 -36.1 19 18.0 -21.5 149 11 336.4 336.5 293.9 338.1 0.46 24 377 8084 -18.5 -29.5 37 11.0 -21.1 149 11 336.6 336.8 294.3 339.9 0.88 25 373 8164 -18.7 -37.7 17 19.0 -22.2 148 10 337.4 337.4 294.0 338.9 0.40 26 366 8304 -19.9 -28.9 45 9.0 -22.0 147 10 337.6 337.8 294.6 341.2 0.96 27 364 8345 -20.1 -35.1 25 15.0 -23.0 147 10 337.9 338.0 294.3 339.9 0.53 28 355 8530 -21.5 -35.5 27 14.0 -24.1 145 9 338.4 338.5 294.4 340.4 0.52 29 342 8804 -23.5 -30.5 53 7.0 -25.0 123 8 339.3 339.5 295.0 342.6 0.88 30 319 9309 -26.3 -39.3 28 13.0 -28.3 79 6 342.3 342.3 295.2 343.8 0.40 31 317 9355 -26.5 -37.5 35 11.0 -28.3 75 6 342.6 342.7 295.4 344.5 0.48 32 308 9562 -28.3 -36.3 46 8.0 -29.6 57 6 342.9 343.0 295.5 345.1 0.56 33 304 9655 -28.7 -45.7 18 17.0 -30.7 48 5 343.6 343.7 295.4 344.5 0.21 34 300 9750 -29.5 -45.5 20 16.0 -31.3 40 5 343.8 343.8 295.4 344.7 0.22 35 275 10363 -34.5 -42.5 44 8.0 -35.4 30 9 345.2 345.3 295.8 346.5 0.33 36 274 10388 -34.7 -45.7 32 11.0 -35.8 30 9 345.3 345.4 295.8 346.3 0.23 37 273 10413 -34.9 -39.6 62 4.7 -35.5 31 9 345.4 345.5 296.0 347.1 0.45 38 271 10465 -35.3 -38.8 70 3.5 -35.7 32 10 345.5 345.6 296.1 347.5 0.49 39 263 10672 -36.7 -45.7 39 9.0 -37.5 37 11 346.4 346.5 296.1 347.4 0.24 40 250 11020 -39.7 -45.7 53 6.0 -40.2 35 15 347.0 347.1 296.2 348.1 0.26 41 242 11242 -41.7 -48.7 47 7.0 -42.2 37 15 347.3 347.3 296.2 348.1 0.19 42 235 11441 -42.9 -56.9 20 14.0 -43.6 39 15 348.4 348.4 296.4 348.7 0.07 43 200 12510 -51.7 -61.7 29 10.0 -52.0 90 25 350.9 350.9 296.8 351.1 0.05 44 191 12806 -53.9 -62.9 32 9.0 -54.1 92 27 352.0 352.0 297.1 352.2 0.04 45 178 13254 -57.7 -61.8 59 4.1 -57.8 96 29 353.0 353.0 297.3 353.2 0.05 46 172 13469 -59.3 -65.3 46 6.0 -59.4 98 28 353.8 353.8 297.5 353.9 0.03 47 161 13878 -63.1 -65.2 76 2.1 -63.1 99 26 354.1 354.1 297.5 354.3 0.04 48 160 13916 -63.3 -65.5 74 2.2 -63.3 98 26 354.4 354.4 297.6 354.6 0.04 49 150 14310 -65.7 -75.7 24 10.0 -65.8 95 25 356.9 356.9 298.1 356.9 0.01 50 148 14392 -65.9 -78.9 15 13.0 -66.0 95 25 357.9 357.9 298.3 358.0 0.01 51 124 15446 -74.1 -77.8 57 3.7 -74.1 114 26 361.6 361.6 299.0 361.6 0.01 52 100 16680 -80.9 -86.9 36 6.0 -80.9 120 27 371.4 371.4 300.8 371.4 0.00 53 83 17721 -83.5 -88.0 45 4.5 -83.5 95 21 386.5 386.5 303.3 386.5 0.00 54 74 18363 -80.5 -87.5 30 7.0 -80.5 111 15 405.7 405.7 306.0 405.7 0.00 55 70 18680 -76.3 -88.3 13 12.0 -76.3 135 19 421.2 421.2 307.9 421.2 0.00 56 67 18936 -71.7 -88.7 6 17.0 -71.8 112 24 436.4 436.4 309.5 436.4 0.00 57 62 19390 -74.1 -89.1 8 15.0 -74.2 20 11 440.9 440.9 310.0 440.9 0.00 58 55 20099 -68.1 -89.1 3 21.0 -68.3 91 25 470.0 470.0 312.7 470.0 0.00 59 54 20210 -68.1 -89.1 3 21.0 -68.3 96 24 472.5 472.5 312.8 472.5 0.00 TRP 83 17721 -83.5 -88.0 45 4.5 -83.5 95 21 386.5 386.5 303.3 386.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 552.55 mb = 5139.17 m = 16860.59 ft Wetbulb zero: 599.49 mb = 4464.77 m = 14648.00 ft Precipitable water: 2.23 inches Sfc-500 mean rel hum: 72.41 % Est. max temperature: 32.58 C = 90.65 F Sfc-Lift cond lev (LCL): 973.48 mb = 353.76 m = 1160.62 ft T: 24.97 C 700-500 lapse rate: 6.03 C/km ThetaE index: 21.63 C Layer 1000.0- 664.0 mb Conv cond level (CCL): 907.68 mb = 967.25 m = 3173.37 ft Mean mixing ratio: 18.17 g/kg Conv temperature: 30.42 C = 86.75 F Cap Strength: 0.80 C Lifted Index: -4.03 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.68 C Lifted Index @700 mb: -0.66 C Showalter Index: -0.69 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.00 C K Index: 32.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 213.40 Risk: None Energy Index: -1.56 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1294.88 J/kg Max Up Vert Vel: 50.89 m/s Conv Inhibition (B-): 7.36 J/kg Cap Strength: 0.80 C Lift Cond Lev (LCL): 932.17 mb = 735.21 m = 2412.06 ft Lev Free Conv (LFC): 877.17 mb = 1264.44 m = 4148.38 ft Equ Level (EL): 157.17 mb = 14025.20 m = 46013.89 ft B at Equ Level: 1288.80 J/kg Max Parcel Lev (MPL): 77.17 mb = 18128.41 m = 59475.69 ft Wind level data Storm motion: 165 at 9 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 63 100 1 -1.0 0.2 | 352 8 1.2 -8.1 1 1000 116 85 3 -3.0 -0.3 | 5 9 -0.8 -8.6 2 979 305 105 11 -10.6 2.8 | 57 10 -8.4 -5.4 3 946 610 105 13 -12.6 3.4 | 65 11 -10.4 -4.9 4 925 803 90 13 -13.0 0.0 | 53 14 -10.8 -8.3 5 913 914 95 13 -13.0 1.1 | 56 13 -10.8 -7.2 6 882 1219 115 9 -8.2 3.8 | 53 7 -6.0 -4.5 7 850 1537 110 11 -10.3 3.8 | 61 9 -8.2 -4.5 8 792 2134 110 15 -14.1 5.1 | 75 12 -11.9 -3.2 9 711 3048 155 11 -4.6 10.0 | 124 3 -2.5 1.7 10 700 3184 155 11 -4.6 10.0 | 124 3 -2.5 1.7 11 660 3658 150 15 -7.5 13.0 | 131 7 -5.3 4.7 12 636 3962 145 17 -9.8 13.9 | 127 9 -7.6 5.6 13 613 4267 170 13 -2.3 12.8 | 179 5 -0.1 4.5 14 590 4572 165 13 -3.4 12.6 | 165 4 -1.2 4.3 15 527 5486 150 9 -4.5 7.8 | 78 2 -2.3 -0.5 16 508 5791 190 1 0.2 1.0 | 342 8 2.4 -7.3 17 500 5920 165 3 -0.8 2.9 | 345 6 1.4 -5.4 18 489 6096 175 5 -0.4 5.0 | 332 4 1.8 -3.3 19 452 6706 145 9 -5.2 7.4 | 73 3 -3.0 -0.9 20 401 7620 175 9 -0.8 9.0 | 244 2 1.4 0.7 21 400 7640 175 9 -0.8 9.0 | 244 2 1.4 0.7 22 385 7925 150 11 -5.5 9.5 | 110 4 -3.3 1.2 23 354 8534 145 9 -5.2 7.4 | 73 3 -3.0 -0.9 24 300 9750 40 5 -3.2 -3.8 | 5 12 -1.0 -12.1 25 287 10058 45 5 -3.5 -3.5 | 7 12 -1.3 -11.8 26 275 10363 30 9 -4.5 -7.8 | 8 16 -2.3 -16.1 27 252 10973 45 13 -9.2 -9.2 | 22 19 -7.0 -17.5 28 250 11020 35 15 -8.6 -12.3 | 17 22 -6.4 -20.6 29 230 11582 40 15 -9.6 -11.5 | 21 21 -7.5 -19.8 30 210 12192 80 19 -18.7 -3.3 | 55 20 -16.5 -11.6 31 200 12510 90 25 -25.0 0.0 | 70 24 -22.8 -8.3 32 182 13106 95 29 -28.9 2.5 | 78 27 -26.7 -5.8 33 165 13716 100 27 -26.6 4.7 | 82 25 -24.4 -3.6 34 150 14310 95 25 -24.9 2.2 | 75 24 -22.7 -6.1 35 142 14630 95 23 -22.9 2.0 | 73 22 -20.7 -6.3 36 115 15850 125 27 -22.1 15.5 | 110 21 -19.9 7.2 37 109 16154 110 23 -21.6 7.9 | 89 19 -19.4 -0.4 38 100 16680 120 27 -23.4 13.5 | 104 22 -21.2 5.2 39 93 17069 120 27 -23.4 13.5 | 104 22 -21.2 5.2 40 88 17374 135 15 -10.6 10.6 | 105 9 -8.4 2.3 41 84 17678 90 11 -11.0 0.0 | 47 12 -8.8 -8.3 42 83 17721 95 21 -20.9 1.8 | 71 20 -18.7 -6.5 43 79 17983 90 21 -21.0 0.0 | 66 21 -18.8 -8.3 44 75 18288 120 17 -14.7 8.5 | 91 13 -12.5 0.2 45 71 18593 85 11 -11.0 -1.0 | 43 13 -8.8 -9.3 46 70 18680 135 19 -13.4 13.4 | 115 12 -11.2 5.1 47 67 18898 115 25 -22.7 10.6 | 96 21 -20.5 2.3 48 63 19202 20 9 -3.1 -8.5 | 3 17 -0.9 -16.8 49 60 19507 20 15 -5.1 -14.1 | 7 23 -2.9 -22.4 50 56 19812 85 27 -26.9 -2.4 | 67 27 -24.7 -10.6 51 53 20117 100 23 -22.7 4.0 | 78 21 -20.5 -4.3 52 50 20422 90 25 -25.0 0.0 | 70 24 -22.8 -8.3 Wind Parameters Mean winds (0-6000m): 135.2 at 11.4 knts Storm direction: 165.2 at 8.6 knts Shear (0-3000m) pos: 1.6 neg: 0.3 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 132.7 deg Storm rel helicity (0-3000m) pos: 50.3 neg: -7.3 tot: 43.0 m^2/s^2 ave: 14.3 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 3.3 10^-3/s Energy-Hel index: 0.30 Bulk Rich Number: 264.79 Bulk Shear: 4.89 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 ------------------------------------------------------------------------------- 500 103 9 46 9| 12.0 0.0 12.0| 27.1 0.0 27.1 54.2 0.95| 12.5 11.8 1000 100 11 53 11| 6.0 0.8 6.9| 29.0 -6.4 22.6 22.6 0.56| 9.4 5.2 1500 103 11 54 10| 4.1 0.6 4.6| 31.4 -7.3 24.1 16.0 0.47| 7.8 3.7 2000 105 11 58 10| 3.0 0.4 3.5| 37.7 -7.3 30.3 15.2 0.50| 6.7 3.3 2500 108 12 63 10| 2.2 0.4 2.6| 46.5 -7.3 39.2 15.7 0.51| 6.5 3.3 3000 113 12 67 9| 1.6 0.3 1.9| 50.3 -7.3 43.0 14.3 0.51| 6.4 3.3 4000 124 12 81 8| 1.4 0.6 2.0| 55.0 -8.8 46.2 11.6 0.45| 6.0 2.7 5000 133 12 91 7| 1.0 0.5 1.5| 60.9 -11.9 49.0 9.8 0.39| 5.7 2.2 6000 135 11 88 6| 0.6 0.4 1.0| 62.0 -15.9 46.1 7.7 0.22| 5.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251013.00.gif