UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 8 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 65 27.8 22.8 74 5.0 24.2 0 0 300.4 303.7 297.1 352.2 17.63 1 1000 118 27.8 21.8 70 6.0 23.5 80 7 301.0 304.0 296.6 349.9 16.66 2 940 666 25.2 18.2 65 7.0 20.3 72 21 303.7 306.3 295.7 345.6 14.13 3 925 807 24.0 18.0 69 6.0 19.8 65 17 303.8 306.5 295.7 346.0 14.18 4 869 1350 19.4 17.2 87 2.2 17.9 63 24 304.5 307.2 296.0 347.3 14.35 5 860 1440 19.2 13.2 68 6.0 15.3 64 25 305.2 307.3 294.0 338.6 11.16 6 850 1541 18.0 16.4 90 1.6 16.9 65 27 305.0 307.6 295.9 346.6 13.94 7 848 1561 17.8 15.7 88 2.1 16.4 66 27 305.0 307.5 295.5 344.9 13.35 8 838 1663 17.6 9.6 59 8.0 12.6 69 29 305.8 307.5 292.5 332.9 8.99 9 823 1817 16.6 11.6 72 5.0 13.4 75 31 306.4 308.3 293.8 337.9 10.48 10 750 2604 13.4 5.4 58 8.0 8.6 79 26 311.1 312.5 292.9 334.4 7.52 11 735 2775 15.6 -8.4 18 24.0 4.3 83 20 315.3 315.9 290.0 324.3 2.76 12 700 3187 12.6 -5.4 28 18.0 3.7 90 11 316.4 317.1 291.2 328.2 3.65 13 633 4023 7.0 -9.0 31 16.0 -0.3 90 9 319.3 319.9 291.5 329.4 3.06 14 590 4597 2.6 -3.4 65 6.0 -0.4 95 15 320.7 321.7 293.6 337.1 5.05 15 589 4610 2.4 -3.6 65 6.0 -0.7 95 15 320.6 321.6 293.5 336.8 4.98 16 568 4904 1.4 -11.6 37 13.0 -4.1 96 15 322.8 323.3 292.3 332.0 2.77 17 561 5003 0.8 -6.2 59 7.0 -2.6 104 16 323.2 324.0 293.7 337.3 4.29 18 544 5250 -0.5 -9.5 51 9.0 -4.6 119 16 324.5 325.2 293.3 335.9 3.42 19 541 5294 -0.3 -16.3 29 16.0 -6.4 118 16 325.3 325.7 292.3 332.0 1.98 20 530 5459 -1.3 -25.3 14 24.0 -8.7 116 14 326.0 326.2 291.5 329.3 0.92 21 500 5920 -5.3 -22.3 25 17.0 -10.7 105 7 326.6 326.8 292.0 331.1 1.28 22 483 6191 -7.5 -24.5 24 17.0 -12.5 112 6 327.1 327.3 292.0 331.0 1.09 23 481 6223 -6.9 -27.9 17 21.0 -12.6 116 5 328.2 328.4 292.0 331.1 0.80 24 401 7621 -15.9 -35.9 16 20.0 -19.9 181 9 334.1 334.2 293.3 335.8 0.45 25 400 7640 -15.9 -38.9 12 23.0 -20.1 180 9 334.3 334.4 293.2 335.6 0.33 26 382 7986 -16.7 -49.7 4 33.0 -21.2 204 13 337.7 337.7 293.9 338.1 0.11 27 308 9562 -28.7 -57.7 4 29.0 -31.0 201 9 342.3 342.4 294.9 342.6 0.05 28 300 9750 -30.3 -45.3 22 15.0 -32.0 195 9 342.7 342.7 295.2 343.6 0.22 29 289 10014 -32.7 -46.7 23 14.0 -34.1 198 10 342.9 343.0 295.2 343.7 0.20 30 281 10211 -34.5 -50.5 18 16.0 -35.8 205 10 343.1 343.1 295.2 343.7 0.13 31 263 10671 -36.9 -62.9 5 26.0 -38.2 222 7 346.2 346.2 295.8 346.3 0.03 32 250 11020 -39.5 -59.5 10 20.0 -40.5 235 5 347.3 347.4 296.1 347.6 0.05 33 217 11973 -46.5 -67.5 7 21.0 -47.1 180 11 350.9 350.9 296.8 350.9 0.02 34 200 12510 -50.3 -68.3 10 18.0 -50.7 235 17 353.1 353.1 297.3 353.2 0.02 35 163 13810 -61.1 -75.1 14 14.0 -61.2 182 18 356.2 356.3 298.0 356.3 0.01 36 150 14320 -65.9 -73.9 32 8.0 -66.0 150 33 356.6 356.6 298.0 356.6 0.01 37 147 14442 -66.5 -74.5 32 8.0 -66.5 150 34 357.6 357.6 298.2 357.6 0.01 38 146 14483 -67.1 -75.1 31 8.0 -67.2 150 34 357.2 357.2 298.1 357.3 0.01 39 139 14778 -68.5 -81.5 14 13.0 -68.6 151 35 359.8 359.8 298.7 359.9 0.00 40 100 16690 -80.1 -87.1 30 7.0 -80.1 65 17 373.0 373.0 301.1 373.0 0.00 41 95 16980 -81.3 -86.3 42 5.0 -81.3 100 29 376.1 376.1 301.6 376.1 0.00 42 81 17888 -76.9 -86.9 19 10.0 -76.9 136 25 402.7 402.7 305.6 402.7 0.00 43 75 18330 -77.5 -86.5 22 9.0 -77.5 92 14 410.4 410.4 306.6 410.4 0.00 44 70 18730 -73.7 -87.7 10 14.0 -73.7 90 36 426.7 426.7 308.5 426.7 0.00 45 66 19075 -71.9 -88.9 6 17.0 -72.0 89 36 437.9 437.9 309.7 437.9 0.00 46 62 19442 -73.5 -89.5 7 16.0 -73.6 107 28 442.2 442.2 310.1 442.2 0.00 47 53 20364 -71.7 -90.7 4 19.0 -71.8 79 21 466.7 466.7 312.4 466.7 0.00 48 50 20710 -68.7 -90.7 3 22.0 -68.9 90 35 481.6 481.6 313.6 481.6 0.00 49 44 21490 -61.5 -89.5 1 28.0 -62.0 86 28 517.1 517.1 316.1 517.1 0.00 50 37 22570 -59.5 -87.5 1 28.0 -60.3 86 28 548.5 548.5 318.0 548.6 0.00 51 30 23890 -57.1 -86.1 1 29.0 -58.3 80 31 589.0 589.0 320.1 589.0 0.01 52 20 26470 -53.5 -84.5 1 31.0 -56.1 80 40 672.4 672.4 323.5 672.5 0.02 53 14 28797 -50.3 -83.3 1 33.0 -54.6 118 32 755.5 755.5 326.1 755.7 0.03 54 10 31020 -47.1 -82.1 1 35.0 -53.8 55 25 843.7 843.8 328.2 844.2 0.05 55 9.8 31154 -47.7 -82.7 1 35.0 -54.2 846.4 846.4 328.3 846.8 0.04 56 9.0 31717 -46.9 -82.9 1 36.0 -54.1 870.3 870.3 328.8 870.8 0.05 TRP 95 16980 -81.3 -86.3 42 5.0 -81.3 100 29 376.1 376.1 301.6 376.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 550.54 mb = 5155.20 m = 16913.19 ft Wetbulb zero: 638.58 mb = 3949.85 m = 12958.65 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 49.95 % Est. max temperature: 32.52 C = 90.53 F Sfc-Lift cond lev (LCL): 935.83 mb = 704.67 m = 2311.89 ft T: 24.87 C 700-500 lapse rate: 6.55 C/km ThetaE index: 13.74 C Layer 848.0- 823.0 mb Conv cond level (CCL): 833.66 mb = 1706.97 m = 5600.21 ft Mean mixing ratio: 15.07 g/kg Conv temperature: 33.35 C = 92.03 F Cap Strength: 3.86 C Lifted Index: -1.39 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.50 C Lifted Index @700 mb: 2.74 C Showalter Index: -1.10 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.70 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 257.80 Risk: None Energy Index: -2.97 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 189.93 J/kg Max Up Vert Vel: 19.49 m/s Conv Inhibition (B-): 188.81 J/kg Cap Strength: 3.79 C Lift Cond Lev (LCL): 872.81 mb = 1312.42 m = 4305.80 ft Lev Free Conv (LFC): 597.81 mb = 4489.44 m = 14728.94 ft Equ Level (EL): 537.81 mb = 5341.70 m = 17525.04 ft B at Equ Level: 20.46 J/kg Max Parcel Lev (MPL): 197.81 mb = 12580.07 m = 41272.68 ft Wind level data Storm motion: 110 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 1006 65 0 0 -0.0 -0.0 | 290 13 12.0 -4.4 1 1000 118 80 7 -6.9 -1.2 | 318 8 5.1 -5.6 2 979 305 70 13 -12.2 -4.4 | 1 9 -0.2 -8.9 3 946 610 75 23 -22.2 -6.0 | 45 15 -10.2 -10.4 4 925 807 65 17 -15.4 -7.2 | 16 12 -3.4 -11.6 5 914 914 60 17 -14.7 -8.5 | 12 13 -2.7 -12.9 6 850 1541 65 27 -24.5 -11.4 | 38 20 -12.5 -15.8 7 822 1829 75 31 -29.9 -8.0 | 55 22 -17.9 -12.4 8 793 2134 65 29 -26.3 -12.3 | 41 22 -14.3 -16.7 9 765 2438 75 31 -29.9 -8.0 | 55 22 -17.9 -12.4 10 712 3048 90 11 -11.0 0.0 | 347 5 1.0 -4.4 11 700 3187 90 11 -11.0 0.0 | 347 5 1.0 -4.4 12 661 3658 65 11 -10.0 -4.6 | 347 9 2.0 -9.1 13 636 3962 90 9 -9.0 0.0 | 326 5 3.0 -4.4 14 590 4572 95 15 -14.9 1.3 | 43 4 -2.9 -3.1 15 569 4877 95 15 -14.9 1.3 | 43 4 -2.9 -3.1 16 548 5182 120 17 -14.7 8.5 | 146 5 -2.7 4.1 17 508 5791 110 9 -8.5 3.1 | 291 4 3.5 -1.3 18 500 5920 105 7 -6.8 1.8 | 296 6 5.2 -2.6 19 489 6096 100 7 -6.9 1.2 | 302 6 5.1 -3.2 20 470 6401 140 3 -1.9 2.3 | 282 10 10.1 -2.1 21 452 6706 200 9 3.1 8.5 | 255 16 15.1 4.0 22 434 7010 200 11 3.8 10.3 | 249 17 15.8 5.9 23 417 7315 205 11 4.6 10.0 | 252 18 16.6 5.6 24 400 7640 180 9 0.0 9.0 | 249 13 12.0 4.6 25 385 7925 205 13 5.5 11.8 | 247 19 17.5 7.4 26 354 8534 195 17 4.4 16.4 | 234 20 16.4 12.0 27 340 8839 190 9 1.6 8.9 | 252 14 13.6 4.4 28 326 9144 215 9 5.2 7.4 | 260 17 17.2 3.0 29 300 9750 195 9 2.3 8.7 | 253 15 14.3 4.3 30 300 9754 190 11 1.9 10.8 | 245 15 13.9 6.4 31 275 10363 210 9 4.5 7.8 | 258 17 16.5 3.4 32 250 11020 235 5 4.1 2.9 | 276 16 16.1 -1.6 33 241 11278 270 3 3.0 -0.0 | 286 16 15.0 -4.4 34 220 11887 180 9 0.0 9.0 | 249 13 12.0 4.6 35 210 12192 180 15 0.0 15.0 | 229 16 12.0 10.6 36 200 12497 225 13 9.2 9.2 | 257 22 21.2 4.8 37 200 12510 235 17 13.9 9.8 | 258 26 25.9 5.3 38 191 12802 235 17 13.9 9.8 | 258 26 25.9 5.3 39 173 13411 200 17 5.8 16.0 | 237 21 17.8 11.6 40 165 13716 190 17 3.0 16.7 | 231 19 15.0 12.3 41 157 14021 160 21 -7.2 19.7 | 197 16 4.8 15.3 42 150 14320 150 33 -16.5 28.6 | 169 25 -4.5 24.2 43 142 14630 150 35 -17.5 30.3 | 168 26 -5.5 25.9 44 115 15850 155 31 -13.1 28.1 | 177 24 -1.1 23.7 45 110 16154 150 13 -6.5 11.3 | 219 9 5.5 6.8 46 104 16459 140 9 -5.8 6.9 | 248 7 6.2 2.5 47 100 16690 65 17 -15.4 -7.2 | 16 12 -3.4 -11.6 48 95 16980 100 29 -28.6 5.0 | 92 17 -16.6 0.6 49 94 17069 65 17 -15.4 -7.2 | 16 12 -3.4 -11.6 50 89 17374 115 31 -28.1 13.1 | 118 18 -16.1 8.7 51 84 17678 115 33 -29.9 13.9 | 118 20 -17.9 9.5 52 80 17983 145 21 -12.0 17.2 | 180 13 -0.0 12.8 53 76 18288 90 13 -13.0 0.0 | 13 5 -1.0 -4.4 54 72 18593 100 21 -20.7 3.6 | 85 9 -8.7 -0.8 55 70 18730 90 36 -36.0 0.0 | 80 24 -24.0 -4.4 56 68 18898 80 33 -32.5 -5.7 | 64 23 -20.5 -10.1 57 65 19202 95 38 -37.9 3.3 | 88 26 -25.9 -1.1 58 61 19507 110 25 -23.5 8.6 | 110 12 -11.5 4.1 59 55 20117 100 19 -18.7 3.3 | 81 7 -6.7 -1.1 60 53 20422 75 21 -20.3 -5.4 | 40 13 -8.3 -9.9 61 50 20710 90 35 -35.0 0.0 | 79 23 -23.0 -4.4 62 47 21031 85 35 -34.9 -3.1 | 72 24 -22.9 -7.5 63 45 21336 100 29 -28.6 5.0 | 92 17 -16.6 0.6 64 43 21641 75 27 -26.1 -7.0 | 51 18 -14.1 -11.4 65 39 22250 85 25 -24.9 -2.2 | 63 14 -12.9 -6.6 66 32 23470 90 36 -36.0 0.0 | 80 24 -24.0 -4.4 67 30 23890 80 31 -30.5 -5.4 | 62 21 -18.5 -9.8 68 25 24994 85 27 -26.9 -2.4 | 66 16 -14.9 -6.8 69 24 25298 85 35 -34.9 -3.1 | 72 24 -22.9 -7.5 70 23 25603 65 38 -34.4 -16.1 | 48 30 -22.4 -20.5 71 20 26470 80 40 -39.4 -6.9 | 67 30 -27.4 -11.4 72 20 26518 90 35 -35.0 0.0 | 79 23 -23.0 -4.4 73 18 27127 80 42 -41.4 -7.3 | 68 32 -29.4 -11.7 74 15 28346 115 35 -31.7 14.8 | 118 22 -19.7 10.4 75 11 30175 125 23 -18.8 13.2 | 142 11 -6.8 8.8 76 10 31020 55 25 -20.5 -14.3 | 24 21 -8.5 -18.8 Wind Parameters Mean winds (0-6000m): 80.2 at 17.1 knts Storm direction: 110.2 at 12.8 knts Shear (0-3000m) pos: 2.6 neg: 0.9 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 57.0 deg Storm rel helicity (0-3000m) pos: 134.2 neg: -60.8 tot: 73.3 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 12.7 stream: 3.0 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 75.28 Bulk Shear: 2.52 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 73 13 4 8| 22.2 0.0 22.2| 44.5 0.0 44.5 88.9 0.83| 22.8 19.0 1000 69 16 17 11| 11.1 2.6 13.7| 50.0 -20.5 29.4 29.4 0.45| 16.0 7.2 1500 67 19 23 13| 10.2 1.8 11.9| 77.4 -20.5 56.8 37.9 0.51| 13.5 6.8 2000 68 21 33 15| 8.2 1.3 9.5|105.3 -41.8 63.4 31.7 0.44| 12.4 5.5 2500 69 23 37 16| 6.2 1.1 7.2|134.2 -46.0 88.1 35.3 0.44| 11.9 5.3 3000 71 22 37 15| 2.6 0.9 3.5|134.2 -60.8 73.3 24.4 0.24| 12.7 3.0 4000 72 19 31 12| 2.1 1.1 3.2|135.5 -65.8 69.7 17.4 0.19| 10.9 2.1 5000 76 18 32 10| 2.4 0.9 3.3|144.4 -65.8 78.6 15.7 0.27| 9.7 2.6 6000 80 17 33 9| 1.7 1.2 2.9|150.1 -65.8 84.2 14.0 0.30| 9.2 2.8 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251008.00.gif