UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 7 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 ------------------------------------------------------------------------------- SFC 1002 77 25.4 22.8 86 2.6 23.5 360 5 298.4 301.6 296.6 349.9 17.70 1 1000 94 25.6 22.0 81 3.6 23.0 350 5 298.8 301.8 296.1 347.9 16.87 2 925 781 21.6 18.5 83 3.1 19.4 325 22 301.4 304.1 295.4 344.5 14.64 3 850 1510 17.4 14.0 80 3.4 15.1 310 18 304.4 306.6 294.3 339.9 11.91 4 819 1827 15.6 11.5 77 4.1 13.0 315 16 305.7 307.7 293.6 337.1 10.47 5 810 1921 16.4 6.4 52 10.0 10.4 316 16 307.5 308.9 291.8 330.3 7.46 6 778 2264 16.4 -1.6 29 18.0 6.9 321 14 311.1 311.9 290.2 324.8 4.37 7 700 3155 10.4 -4.6 34 15.0 3.0 335 10 314.0 314.7 290.7 326.4 3.88 8 665 3581 7.8 -10.2 27 18.0 -0.1 343 12 315.7 316.2 290.1 324.4 2.64 9 632 3999 4.8 -8.2 38 13.0 -1.1 348 13 316.9 317.6 291.0 327.5 3.26 10 616 4208 4.2 -1.8 65 6.0 1.0 328 7 318.6 319.6 293.3 336.1 5.45 11 564 4921 0.0 -6.0 64 6.0 -2.9 332 4 321.8 322.6 293.3 336.0 4.33 12 544 5210 -1.7 -5.0 78 3.3 -3.3 358 4 323.1 324.0 294.1 339.0 4.85 13 503 5833 -3.5 -12.5 50 9.0 -7.3 82 9 328.2 328.8 293.9 338.1 2.91 14 500 5880 -3.7 -12.7 50 9.0 -7.5 90 8 328.5 329.1 293.9 338.4 2.88 15 433 6992 -11.7 -18.7 56 7.0 -14.1 133 5 332.2 332.6 294.1 339.3 2.02 16 400 7590 -16.7 -19.3 80 2.6 -17.6 90 7 333.3 333.7 294.4 340.6 2.08 17 394 7703 -17.7 -19.6 85 1.9 -18.3 98 6 333.4 333.8 294.5 340.7 2.05 18 351 8559 -23.7 -24.9 90 1.2 -24.0 85 10 336.5 336.8 294.7 341.8 1.44 19 311 9434 -29.5 -35.5 56 6.0 -30.4 105 13 340.3 340.4 294.9 342.6 0.60 20 300 9690 -31.7 -37.7 55 6.0 -32.6 110 10 340.7 340.8 295.0 342.6 0.50 21 250 10950 -41.5 -50.5 37 9.0 -42.1 80 29 344.4 344.4 295.5 345.0 0.15 22 221 11772 -47.9 -58.9 27 11.0 -48.3 84 38 346.9 346.9 296.0 347.1 0.06 23 200 12420 -53.7 -63.7 28 10.0 -53.9 90 44 347.7 347.7 296.1 347.9 0.04 24 163 13705 -64.5 -71.5 38 7.0 -64.6 95 59 350.5 350.5 296.8 350.6 0.02 25 152 14130 -66.9 -73.0 41 6.2 -66.9 100 76 353.6 353.6 297.4 353.6 0.01 26 150 14210 -67.3 -73.3 42 6.0 -67.4 100 77 354.2 354.2 297.5 354.2 0.01 27 107 16201 -77.3 -84.3 32 7.0 -77.3 95 35 371.1 371.1 300.8 371.1 0.00 28 100 16590 -77.3 -84.3 32 7.0 -77.3 85 22 378.4 378.4 302.0 378.4 0.00 29 82 17725 -78.1 -85.1 31 7.0 -78.1 134 20 398.8 398.8 305.0 398.9 0.00 30 73 18401 -70.7 -81.7 18 11.0 -70.8 164 17 428.0 428.0 308.6 428.0 0.01 31 70 18650 -69.7 -80.7 19 11.0 -69.8 175 16 435.3 435.3 309.4 435.3 0.01 32 58 19780 -68.1 -81.1 14 13.0 -68.2 127 20 462.9 462.9 312.0 463.0 0.01 33 51 20552 -70.1 -81.1 18 11.0 -70.2 95 23 475.6 475.6 313.1 475.7 0.01 34 50 20670 -69.7 -81.7 16 12.0 -69.8 90 23 479.2 479.2 313.4 479.3 0.01 35 42 21713 -66.7 -78.7 17 12.0 -67.0 92 35 511.2 511.2 315.7 511.3 0.02 36 40 22010 -63.3 -77.3 13 14.0 -63.7 92 39 526.9 526.9 316.8 527.1 0.03 37 37 22486 -64.9 -76.9 18 12.0 -65.3 93 44 534.7 534.7 317.2 534.9 0.03 38 30 23780 -59.1 -73.1 15 14.0 -60.0 95 59 583.5 583.5 319.9 584.0 0.06 39 20 26360 -52.1 -69.1 11 17.0 -54.6 95 74 676.7 676.8 323.7 678.2 0.17 40 16 27823 -47.3 -68.3 7 21.0 -52.0 93 68 737.0 737.1 325.6 739.2 0.24 41 13 29198 -47.3 -84.3 1 37.0 -53.0 92 62 782.0 782.1 326.8 782.3 0.02 42 10 30960 -40.9 -79.9 1 39.0 -50.7 90 54 866.9 866.9 328.8 867.6 0.07 43 9.6 31238 -39.7 -78.7 1 39.0 -50.3 881.6 881.6 329.1 882.5 0.09 44 9.1 31603 -40.9 -79.9 1 39.0 -51.1 890.6 890.6 329.2 891.3 0.07 45 8.7 31909 -41.3 -80.3 1 39.0 -51.5 900.5 900.6 329.4 901.3 0.07 46 8.5 32067 -41.7 -80.7 1 39.0 -51.8 905.0 905.0 329.5 905.7 0.07 47 8.4 32147 -41.9 -80.9 1 39.0 -52.0 907.3 907.3 329.6 908.0 0.07 48 8.1 32397 -34.7 -75.7 1 41.0 -49.1 945.3 945.4 330.3 947.2 0.16 49 8.0 32484 -31.5 -72.5 1 41.0 -48.0 961.4 961.6 330.6 964.5 0.27 50 7.4 33040 -28.3 -70.3 1 42.0 -47.3 996.1 996.3 331.2 1001.0 0.40 51 6.5 33963 -31.7 -72.7 1 41.0 -49.3 1019.4 1019.6 331.5 1023.4 0.32 52 5.9 34649 -31.3 -73.3 1 42.0 -49.7 1049.7 1049.9 332.0 1053.9 0.32 53 5.2 35539 -33.9 -74.9 1 41.0 -51.3 1076.7 1076.8 332.3 1080.4 0.29 TRP 107 16201 -77.3 -84.3 32 7.0 -77.3 95 35 371.1 371.1 300.8 371.1 0.00 WND 152 14130 -66.9 -73.0 41 6.2 -66.9 100 76 353.6 353.6 297.4 353.6 0.01 Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 564.00 mb = 4921.09 m = 16145.10 ft Wetbulb zero: 666.10 mb = 3566.87 m = 11702.20 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 57.71 % Est. max temperature: 31.32 C = 88.37 F Sfc-Lift cond lev (LCL): 965.17 mb = 406.38 m = 1333.26 ft T: 23.78 C 700-500 lapse rate: 5.17 C/km ThetaE index: 25.06 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 864.65 mb = 1362.69 m = 4470.72 ft Mean mixing ratio: 15.42 g/kg Conv temperature: 30.80 C = 87.43 F Cap Strength: 2.99 C Lifted Index: 0.79 C Risk: Showers probable Lifted Index @300 mb: -0.96 C Lifted Index @700 mb: 1.01 C Showalter Index: 3.14 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 17.70 C K Index: 20.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 212.00 Risk: None Energy Index: -0.28 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 215.68 J/kg Max Up Vert Vel: 20.77 m/s Conv Inhibition (B-): 134.27 J/kg Cap Strength: 2.94 C Lift Cond Lev (LCL): 906.90 mb = 951.34 m = 3121.16 ft Lev Free Conv (LFC): 641.90 mb = 3870.90 m = 12699.63 ft Equ Level (EL): 511.90 mb = 5693.21 m = 18678.27 ft B at Equ Level: 36.98 J/kg Max Parcel Lev (MPL): 161.90 mb = 13745.80 m = 45097.22 ft Wind level data Storm motion: 1 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 1002 77 360 5 -0.0 -5.0 | 183 4 0.2 4.0 1 1000 94 350 5 0.9 -4.9 | 195 4 1.1 4.1 2 976 305 350 21 3.6 -20.7 | 342 12 3.9 -11.7 3 925 781 325 22 12.6 -18.0 | 305 16 12.9 -9.0 4 879 1219 300 20 17.3 -10.0 | 273 18 17.6 -1.0 5 850 1510 310 18 13.8 -11.6 | 280 14 14.0 -2.6 6 700 3155 335 10 4.2 -9.1 | 271 4 4.5 -0.0 7 634 3962 350 14 2.4 -13.8 | 331 5 2.7 -4.8 8 610 4267 320 5 3.2 -3.8 | 214 6 3.4 5.2 9 588 4572 305 3 2.5 -1.7 | 200 8 2.7 7.3 10 545 5182 355 4 0.3 -4.0 | 187 5 0.6 5.0 11 525 5486 50 6 -4.6 -3.9 | 140 7 -4.4 5.2 12 506 5791 75 9 -8.7 -2.3 | 128 11 -8.5 6.7 13 500 5880 90 8 -8.0 0.0 | 139 12 -7.8 9.0 14 486 6096 95 10 -10.0 0.9 | 135 14 -9.7 9.9 15 467 6401 90 5 -5.0 0.0 | 152 10 -4.8 9.0 16 431 7010 135 5 -3.5 3.5 | 165 13 -3.3 12.6 17 400 7590 90 7 -7.0 0.0 | 143 11 -6.8 9.0 18 398 7620 95 5 -5.0 0.4 | 153 11 -4.7 9.5 19 382 7925 105 8 -7.7 2.1 | 146 13 -7.5 11.1 20 366 8230 80 10 -9.8 -1.7 | 127 12 -9.6 7.3 21 351 8534 85 10 -10.0 -0.9 | 130 13 -9.7 8.1 22 337 8839 80 8 -7.9 -1.4 | 135 11 -7.6 7.6 23 323 9144 105 8 -7.7 2.1 | 146 13 -7.5 11.1 24 310 9449 105 13 -12.6 3.4 | 135 17 -12.3 12.4 25 300 9690 110 10 -9.4 3.4 | 144 15 -9.2 12.4 26 250 10950 80 29 -28.6 -5.0 | 98 29 -28.3 4.0 27 249 10973 100 25 -24.6 4.3 | 119 28 -24.4 13.4 28 238 11278 80 33 -32.5 -5.7 | 96 32 -32.3 3.3 29 200 12420 90 44 -44.0 0.0 | 102 45 -43.8 9.0 30 188 12802 95 46 -45.8 4.0 | 106 47 -45.6 13.0 31 179 13106 95 51 -50.8 4.4 | 105 52 -50.6 13.5 32 155 14021 95 63 -62.8 5.5 | 103 64 -62.5 14.5 33 152 14130 100 76 -74.8 13.2 | 107 78 -74.6 22.2 34 150 14210 100 77 -75.8 13.4 | 106 79 -75.6 22.4 35 147 14326 100 74 -72.9 12.8 | 107 76 -72.6 21.9 36 133 14935 110 48 -45.1 16.4 | 120 52 -44.9 25.4 37 108 16154 85 47 -46.8 -4.1 | 96 47 -46.6 4.9 38 107 16201 95 35 -34.9 3.1 | 109 37 -34.6 12.1 39 102 16459 95 35 -34.9 3.1 | 109 37 -34.6 12.1 40 100 16590 85 22 -21.9 -1.9 | 108 23 -21.7 7.1 41 97 16764 90 24 -24.0 0.0 | 111 25 -23.8 9.0 42 70 18650 175 16 -1.4 15.9 | 177 25 -1.2 25.0 43 50 20670 90 23 -23.0 0.0 | 112 24 -22.8 9.0 44 30 23780 95 59 -58.8 5.1 | 104 60 -58.5 14.2 45 20 26360 95 74 -73.7 6.4 | 102 75 -73.5 15.5 46 10 30960 90 54 -54.0 0.0 | 100 55 -53.8 9.0 Wind Parameters Mean winds (0-6000m): 331.5 at 12.0 knts Storm direction: 1.5 at 9.0 knts Shear (0-3000m) pos: 2.1 neg: 3.1 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 90.2 deg Storm rel helicity (0-3000m) pos: 14.7 neg: -70.0 tot: -55.3 m^2/s^2 ave: -18.4 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -0.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 42.31 Bulk Shear: 5.10 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 ------------------------------------------------------------------------------- 500 345 17 329 9| 0.0 17.6 17.6| 6.1 -15.6 -9.6 -19.1 0.29| 23.1 6.6 1000 332 19 312 12| 0.0 9.3 9.3| 6.1 -57.3 -51.2 -51.2 -0.11| 16.9 -1.8 1500 323 19 299 13| 1.1 6.2 7.2| 12.9 -68.3 -55.5 -37.0 -0.11| 13.4 -1.5 2000 321 19 295 13| 1.6 4.6 6.2| 14.6 -68.3 -53.7 -26.9 -0.09| 10.9 -1.0 2500 321 18 293 12| 1.9 3.7 5.6| 14.7 -68.6 -53.9 -21.6 -0.09| 9.4 -0.8 3000 321 17 291 11| 2.1 3.1 5.2| 14.7 -70.0 -55.3 -18.4 -0.10| 8.3 -0.8 4000 326 15 293 10| 1.6 2.3 3.9| 20.0 -74.1 -54.1 -13.5 -0.07| 7.3 -0.5 5000 326 13 284 8| 1.5 1.6 3.0| 20.0 -85.7 -65.7 -13.1 -0.19| 7.0 -1.3 6000 331 12 285 6| 2.2 1.3 3.5| 26.0 -97.6 -71.5 -11.9 -0.21| 7.1 -1.5 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251007.00.gif