UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 22 OCT 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -31 SFC 988 75 25.0 24.4 96 0.6 24.6 0 0 299.2 302.8 298.1 357.2 19.84 2 987 84 24.0 22.6 92 1.4 23.0 355 0 298.3 301.5 296.6 349.9 17.76 3 965 282 24.6 21.0 80 3.6 22.1 243 4 300.8 303.8 296.4 349.1 16.44 4 925 653 22.6 19.3 82 3.3 20.3 230 6 302.4 305.3 296.2 348.0 15.41 5 890 991 20.0 18.2 89 1.8 18.8 239 7 303.1 305.8 296.0 347.4 14.94 6 850 1391 18.4 16.0 86 2.4 16.8 230 8 305.4 307.9 295.7 346.0 13.58 7 795 1964 16.0 12.3 79 3.7 13.6 232 8 308.8 310.9 295.1 343.3 11.38 8 702 3013 9.4 8.8 96 0.6 9.0 221 5 312.6 314.6 295.3 344.1 10.19 9 700 3037 9.4 8.8 96 0.6 9.0 220 5 312.9 314.8 295.4 344.5 10.22 10 539 5171 0.0 -1.5 90 1.5 -0.8 222 15 326.0 327.2 296.0 346.9 6.38 11 500 5770 -3.5 -6.6 79 3.1 -5.0 220 20 328.8 329.7 295.4 344.4 4.67 12 471 6242 -6.5 -7.5 93 1.0 -7.0 218 18 330.7 331.6 295.8 346.3 4.63 13 449 6617 -8.1 -10.4 83 2.3 -9.1 217 16 333.3 334.0 295.8 346.5 3.86 14 445 6687 -8.3 -13.2 68 4.9 -10.4 217 16 333.9 334.5 295.4 344.7 3.11 15 423 7081 -11.1 -14.6 75 3.5 -12.5 216 14 335.2 335.8 295.6 345.4 2.92 16 400 7510 -13.7 -17.6 72 3.9 -15.1 190 10 337.2 337.7 295.7 345.7 2.40 17 365 8201 -18.3 -21.1 79 2.8 -19.2 218 9 340.0 340.4 296.0 347.0 1.95 18 310 9404 -26.1 -36.1 39 10.0 -27.9 130 9 345.3 345.5 296.1 347.6 0.56 19 300 9640 -28.5 -37.5 42 9.0 -29.9 110 8 345.2 345.3 296.0 347.2 0.51 20 273 10309 -33.9 -38.9 61 5.0 -34.6 130 16 346.8 346.9 296.4 348.7 0.48 21 250 10920 -38.3 -43.0 61 4.7 -38.8 110 26 349.1 349.2 296.7 350.5 0.34 22 220 11784 -45.9 -49.2 69 3.3 -46.1 89 35 350.4 350.4 296.9 351.2 0.20 23 200 12410 -50.9 -55.9 55 5.0 -51.1 70 31 352.2 352.2 297.2 352.6 0.10 24 175 13262 -58.3 -68.3 27 10.0 -58.5 68 30 353.7 353.7 297.4 353.8 0.02 25 150 14210 -66.7 -72.7 42 6.0 -66.7 80 39 355.2 355.2 297.7 355.2 0.01 26 111 15964 -80.5 -85.1 45 4.7 -80.5 120 67 361.3 361.3 299.0 361.3 0.00 27 109 16066 -81.3 -85.9 46 4.6 -81.3 115 62 361.6 361.6 299.0 361.6 0.00 28 100 16550 -80.3 -86.3 36 6.0 -80.3 125 26 372.6 372.6 301.0 372.6 0.00 29 87 17339 -81.3 -87.3 35 6.0 -81.3 76 16 385.7 385.7 303.2 385.7 0.00 30 82 17678 -76.9 -85.9 22 9.0 -76.9 55 12 401.3 401.3 305.4 401.3 0.00 31 70 18600 -73.3 -84.3 17 11.0 -73.3 0 0 427.6 427.6 308.6 427.6 0.00 32 60 19510 -70.1 -85.1 9 15.0 -70.2 454.0 454.0 311.3 454.0 0.00 33 57 19813 -71.9 -86.9 9 15.0 -72.0 456.6 456.6 311.5 456.6 0.00 34 51 20474 -69.1 -86.1 7 17.0 -69.3 477.9 477.9 313.3 478.0 0.00 TRP 109 16066 -81.3 -85.9 46 4.6 -81.3 115 62 361.6 361.6 299.0 361.6 0.00 WND 111 15964 -80.5 -85.1 45 4.7 -80.5 120 67 361.3 361.3 299.0 361.3 0.00 Sounding variables and indices 1000-500 mb thick: 5801.00 m Freezing level: 539.00 mb = 5171.21 m = 16965.71 ft Wetbulb zero: 552.09 mb = 4975.23 m = 16322.72 ft Precipitable water: 2.35 inches Sfc-500 mean rel hum: 88.15 % Est. max temperature: 31.92 C = 89.46 F Sfc-Lift cond lev (LCL): 979.87 mb = 147.82 m = 484.97 ft T: 24.19 C 700-500 lapse rate: 4.72 C/km ThetaE index: 13.88 C Layer 987.0- 702.0 mb Conv cond level (CCL): 852.81 mb = 1362.27 m = 4469.33 ft Mean mixing ratio: 15.91 g/kg Conv temperature: 31.05 C = 87.89 F Cap Strength: 1.29 C Lifted Index: -0.00 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.72 C Lifted Index @700 mb: -0.76 C Showalter Index: 0.87 C Risk: Thunderstorms probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.50 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 228.00 Risk: None Energy Index: -0.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 55.16 J/kg Max Up Vert Vel: 10.50 m/s Conv Inhibition (B-): 55.38 J/kg Cap Strength: 1.29 C Lift Cond Lev (LCL): 898.92 mb = 903.65 m = 2964.71 ft Lev Free Conv (LFC): 733.92 mb = 2638.29 m = 8655.71 ft Equ Level (EL): 553.92 mb = 4948.24 m = 16234.19 ft B at Equ Level: 49.57 J/kg Max Parcel Lev (MPL): 293.92 mb = 9785.15 m = 32103.12 ft Wind level data Storm motion: 256 at 7 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 ---------------------------------------------------------- 0 988 75 0 0 -0.0 -0.0 | 76 7 -7.0 -1.8 1 962 305 230 5 3.8 3.2 | 114 3 -3.2 1.4 2 925 653 230 6 4.6 3.9 | 130 3 -2.4 2.0 3 867 1219 245 8 7.3 3.4 | 188 2 0.2 1.6 4 850 1391 230 8 6.1 5.1 | 165 3 -0.9 3.3 5 837 1524 220 9 5.8 6.9 | 166 5 -1.2 5.1 6 751 2438 245 7 6.3 3.0 | 149 1 -0.7 1.2 7 700 3037 220 5 3.2 3.8 | 118 4 -3.8 2.0 8 699 3048 220 5 3.2 3.8 | 118 4 -3.8 2.0 9 649 3658 230 8 6.1 5.1 | 165 3 -0.9 3.3 10 625 3962 225 10 7.1 7.1 | 181 5 0.0 5.3 11 558 4877 215 15 8.6 12.3 | 189 11 1.6 10.5 12 518 5486 230 14 10.7 9.0 | 207 8 3.7 7.2 13 500 5770 220 20 12.9 15.3 | 203 15 5.8 13.5 14 410 7315 215 13 7.5 10.6 | 183 9 0.4 8.8 15 400 7510 190 10 1.7 9.8 | 147 10 -5.3 8.0 16 394 7620 195 10 2.6 9.7 | 151 9 -4.4 7.9 17 363 8230 220 9 5.8 6.9 | 166 5 -1.2 5.1 18 334 8839 140 10 -6.4 7.7 | 114 15 -13.5 5.9 19 321 9144 150 11 -5.5 9.5 | 122 15 -12.5 7.7 20 300 9640 110 8 -7.5 2.7 | 94 15 -14.5 0.9 21 295 9754 115 10 -9.1 4.2 | 99 16 -16.1 2.4 22 283 10058 140 10 -6.4 7.7 | 114 15 -13.5 5.9 23 259 10668 115 24 -21.8 10.1 | 106 30 -28.8 8.3 24 250 10920 110 26 -24.4 8.9 | 103 32 -31.5 7.1 25 248 10973 105 27 -26.1 7.0 | 99 34 -33.1 5.2 26 226 11582 95 36 -35.9 3.1 | 92 43 -42.9 1.3 27 200 12410 70 31 -29.1 -10.6 | 71 38 -36.2 -12.4 28 179 13106 70 31 -29.1 -10.6 | 71 38 -36.2 -12.4 29 170 13411 65 29 -26.3 -12.3 | 67 36 -33.3 -14.1 30 155 14021 70 39 -36.6 -13.3 | 71 46 -43.7 -15.1 31 150 14210 80 39 -38.4 -6.8 | 79 46 -45.4 -8.6 32 119 15545 90 41 -41.0 0.0 | 88 48 -48.0 -1.8 33 113 15850 105 48 -46.4 12.4 | 101 54 -53.4 10.6 34 111 15964 120 67 -58.0 33.5 | 116 72 -65.0 31.7 35 109 16066 115 62 -56.2 26.2 | 111 68 -63.2 24.4 36 107 16154 120 67 -58.0 33.5 | 116 72 -65.0 31.7 37 102 16459 120 52 -45.0 26.0 | 115 57 -52.1 24.2 38 100 16550 125 26 -21.3 14.9 | 115 31 -28.3 13.1 39 70 18600 0 0 -0.0 -0.0 | 76 7 -7.0 -1.8 Wind Parameters Mean winds (0-6000m): 225.6 at 9.7 knts Storm direction: 255.6 at 7.3 knts Shear (0-3000m) pos: 0.7 neg: 1.3 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 44.1 deg Storm rel helicity (0-3000m) pos: 5.6 neg: -4.8 tot: 0.8 m^2/s^2 ave: 0.3 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 13.15 Bulk Shear: 4.19 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 ------------------------------------------------------------------------------- 500 230 4 102 4| 0.0 5.9 5.9| 4.1 -3.1 1.0 1.9 0.32| 8.4 2.6 1000 233 5 117 3| 1.1 3.0 4.1| 5.2 -3.1 2.1 2.1 0.41| 5.3 2.2 1500 234 6 134 3| 0.7 2.7 3.4| 5.4 -3.5 1.9 1.3 0.29| 4.9 1.4 2000 232 7 145 3| 0.9 2.0 2.9| 5.6 -3.6 2.0 1.0 0.25| 4.3 1.1 2500 233 7 147 3| 0.8 1.6 2.4| 5.6 -4.0 1.5 0.6 0.17| 3.8 0.7 3000 233 7 143 3| 0.7 1.3 2.0| 5.6 -4.8 0.8 0.3 0.11| 3.6 0.4 4000 231 7 148 3| 0.6 1.3 2.0| 10.1 -4.8 5.3 1.3 0.25| 3.5 0.9 5000 227 8 165 4| 0.6 1.4 2.0| 14.0 -4.8 9.2 1.8 0.25| 3.4 0.9 6000 226 10 179 5| 0.7 1.5 2.1| 18.7 -10.1 8.6 1.4 0.20| 3.7 0.8 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251022.00.gif