UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for VO285... Searching the city database file for: VO285 ... Date:0000Z 8 DEC 25 Station: VO285 WMO ident: 43285 Latitude: 12.95 Longitude: 74.83 ------------------------------------------------------------------------------- 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 79 25.0 21.1 79 3.9 22.2 140 2 297.9 300.8 295.3 344.0 15.90 1 1000 105 23.8 15.8 61 8.0 18.5 125 10 297.0 299.0 291.6 329.8 11.36 2 994 158 24.4 15.4 57 9.0 18.4 120 13 298.1 300.1 291.8 330.4 11.13 3 988 211 25.0 16.0 57 9.0 19.0 114 16 299.2 301.3 292.6 333.2 11.65 4 977 309 25.4 15.4 54 10.0 18.7 105 21 300.5 302.6 292.7 333.8 11.33 5 925 788 22.8 13.8 57 9.0 16.9 135 14 302.6 304.6 292.9 334.6 10.78 6 850 1518 17.8 10.8 64 7.0 13.4 165 4 304.8 306.6 292.7 333.6 9.61 7 812 1908 17.0 6.0 48 11.0 10.4 94 5 308.0 309.3 291.7 330.1 7.24 8 700 3157 9.6 -1.4 46 11.0 3.8 75 15 313.1 314.1 291.3 328.7 4.93 9 611 4268 1.6 -6.4 55 8.0 -2.1 1 7 316.3 317.1 291.4 328.8 3.88 10 576 4741 -0.5 -12.5 40 12.0 -5.4 333 8 319.2 319.7 291.0 327.7 2.54 11 566 4880 -0.7 -18.7 24 18.0 -7.0 330 8 320.6 320.9 290.5 325.9 1.54 12 547 5152 -1.9 -13.9 39 12.0 -6.7 330 8 322.3 322.8 291.8 330.4 2.39 13 500 5860 -6.7 -16.7 45 10.0 -10.3 210 4 324.9 325.3 292.2 331.9 2.07 14 465 6423 -9.1 -20.1 40 11.0 -12.8 210 8 328.7 329.0 292.9 334.5 1.67 15 426 7094 -12.9 -24.9 36 12.0 -16.3 242 13 332.2 332.4 293.4 336.5 1.19 16 400 7570 -16.1 -29.1 32 13.0 -19.3 265 17 334.1 334.2 293.6 337.2 0.86 17 342 8729 -25.3 -34.3 43 9.0 -26.9 220 17 336.9 337.0 294.1 339.2 0.61 18 336 8858 -26.5 -32.5 57 6.0 -27.6 214 17 336.9 337.1 294.3 339.7 0.74 19 320 9209 -28.1 -36.1 46 8.0 -29.4 201 18 339.5 339.6 294.7 341.6 0.55 20 300 9670 -31.3 -42.3 33 11.0 -32.6 210 23 341.3 341.3 294.9 342.5 0.31 21 265 10534 -39.1 -54.1 19 15.0 -40.0 236 26 342.2 342.2 294.9 342.6 0.09 22 250 10930 -42.9 -55.9 23 13.0 -43.5 245 27 342.3 342.3 295.0 342.6 0.08 23 236 11317 -46.7 -57.7 27 11.0 -47.1 245 25 342.2 342.2 294.9 342.5 0.07 24 228 11545 -47.7 -64.7 12 17.0 -48.2 245 23 344.1 344.1 295.3 344.2 0.03 25 200 12400 -54.5 -86.5 1 32.0 -54.8 240 20 346.5 346.5 295.8 346.5 0.00 26 150 14180 -67.5 -95.5 1 28.0 -67.6 230 29 353.8 353.8 297.4 353.8 0.00 27 105 16256 -80.5 -104.5 1 24.0 -80.5 234 33 367.0 367.0 300.0 367.0 0.00 28 100 16530 -81.9 -105.9 1 24.0 -81.9 230 33 369.5 369.5 300.5 369.5 0.00 29 80 17762 -87.3 -109.3 1 22.0 -87.3 285 15 382.7 382.7 302.7 382.7 0.00 30 70 18500 -81.5 -105.5 1 24.0 -81.5 40 7 410.0 410.0 306.5 410.0 0.00 31 56 19769 -76.1 -101.1 1 25.0 -76.2 80 23 449.4 449.4 310.8 449.4 0.00 32 50 20430 -71.9 -98.9 1 27.0 -72.0 100 31 474.1 474.1 313.0 474.1 0.00 33 49 20549 -71.5 -98.5 1 27.0 -71.6 100 31 477.8 477.8 313.2 477.8 0.00 34 37 22233 -64.7 -93.7 1 29.0 -65.1 97 34 535.2 535.2 317.2 535.2 0.00 35 36 22401 -62.3 -92.3 1 30.0 -62.9 97 34 545.6 545.6 317.8 545.6 0.00 36 31 23333 -58.1 -89.1 1 31.0 -59.2 95 36 580.8 580.8 319.7 580.8 0.00 37 30 23540 -56.5 -87.5 1 31.0 -57.9 95 36 590.6 590.6 320.2 590.6 0.01 38 28 23979 -54.9 -86.9 1 32.0 -56.6 94 35 606.8 606.8 320.9 606.9 0.01 39 25 24708 -51.7 -84.7 1 33.0 -54.2 93 35 636.0 636.0 322.2 636.1 0.01 40 21 25836 -52.3 -85.3 1 33.0 -55.1 91 33 666.7 666.7 323.3 666.8 0.01 41 20 26150 -54.5 -86.5 1 32.0 -56.8 90 33 669.4 669.4 323.4 669.4 0.01 42 15 28024 -47.9 -81.9 1 34.0 -52.9 40 23 748.7 748.7 325.9 749.0 0.03 43 10 30720 -45.1 -80.1 1 35.0 -52.7 330 8 851.2 851.2 328.4 851.8 0.07 44 7.6 32567 -41.7 -77.7 1 36.0 -52.2 934.4 934.5 330.1 935.8 0.13 TRP 80 17762 -87.3 -109.3 1 22.0 -87.3 285 15 382.7 382.7 302.7 382.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5755.00 m Freezing level: 584.33 mb = 4627.95 m = 15183.39 ft Wetbulb zero: 642.99 mb = 3850.79 m = 12633.66 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 49.33 % Est. max temperature: 31.81 C = 89.27 F Sfc-Lift cond lev (LCL): 947.72 mb = 575.58 m = 1888.35 ft T: 23.95 C 700-500 lapse rate: 6.03 C/km ThetaE index: 14.20 C Layer 1000.0- 994.0 mb Conv cond level (CCL): 708.31 mb = 3057.69 m = 10031.66 ft Mean mixing ratio: 11.10 g/kg Conv temperature: 39.83 C = 103.70 F Cap Strength: 5.32 C Lifted Index: 2.71 C Risk: None Lifted Index @300 mb: 6.53 C Lifted Index @700 mb: 3.90 C Showalter Index: 2.86 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 17.50 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 141.60 Risk: None Energy Index: -0.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.36 J/kg Max Up Vert Vel: 6.06 m/s Conv Inhibition (B-): 44622.36 J/kg Cap Strength: 5.33 C Lift Cond Lev (LCL): 832.50 mb = 1695.52 m = 5562.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 108 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 1003 79 140 2 -1.3 1.5 | 277 6 5.5 -0.7 1 1000 105 125 10 -8.2 5.7 | 159 4 -1.4 3.5 2 977 305 105 21 -20.3 5.4 | 103 14 -13.5 3.2 3 944 610 120 17 -14.7 8.5 | 129 10 -7.9 6.3 4 925 788 135 14 -9.9 9.9 | 158 8 -3.1 7.7 5 912 914 150 12 -6.0 10.4 | 186 8 0.8 8.2 6 880 1219 165 8 -2.1 7.7 | 221 7 4.7 5.5 7 850 1518 165 4 -1.0 3.9 | 254 6 5.8 1.7 8 819 1829 100 4 -3.9 0.7 | 298 3 2.9 -1.5 9 790 2134 75 9 -8.7 -2.3 | 23 5 -1.9 -4.5 10 762 2438 80 12 -11.8 -2.1 | 49 7 -5.0 -4.3 11 735 2743 80 14 -13.8 -2.4 | 56 8 -7.0 -4.6 12 709 3048 75 16 -15.5 -4.1 | 54 11 -8.6 -6.3 13 700 3157 75 15 -14.5 -3.9 | 52 10 -7.7 -6.1 14 658 3658 55 8 -6.6 -4.6 | 358 7 0.3 -6.8 15 633 3962 25 8 -3.4 -7.3 | 340 10 3.4 -9.5 16 610 4267 360 7 -0.0 -7.0 | 324 11 6.8 -9.2 17 587 4572 335 8 3.4 -7.3 | 313 14 10.2 -9.5 18 565 4877 330 8 4.0 -6.9 | 310 14 10.8 -9.1 19 524 5486 330 7 3.5 -6.1 | 309 13 10.3 -8.3 20 500 5860 210 4 2.0 3.5 | 262 9 8.8 1.3 21 485 6096 195 5 1.3 4.8 | 252 9 8.1 2.6 22 400 7570 265 17 16.9 1.5 | 272 24 23.7 -0.7 23 397 7620 270 18 18.0 -0.0 | 275 25 24.8 -2.2 24 322 9144 200 17 5.8 16.0 | 223 19 12.6 13.8 25 300 9670 210 23 11.5 19.9 | 226 25 18.3 17.7 26 260 10668 240 27 23.4 13.5 | 249 32 30.2 11.3 27 250 10930 245 27 24.5 11.4 | 254 33 31.3 9.2 28 206 12192 245 19 17.2 8.0 | 256 25 24.0 5.8 29 200 12400 240 20 17.3 10.0 | 252 25 24.1 7.8 30 162 13716 235 22 18.0 12.6 | 247 27 24.8 10.4 31 150 14180 230 29 22.2 18.6 | 240 33 29.0 16.4 32 125 15240 250 33 31.0 11.3 | 256 39 37.8 9.1 33 100 16530 230 33 25.3 21.2 | 239 37 32.1 19.0 34 80 17762 285 15 14.5 -3.9 | 286 22 21.3 -6.1 35 70 18500 40 7 -4.5 -5.4 | 343 8 2.3 -7.6 36 50 20430 100 31 -30.5 5.4 | 98 24 -23.7 3.2 37 30 23540 95 36 -35.9 3.1 | 92 29 -29.1 0.9 38 20 26150 90 33 -33.0 0.0 | 85 26 -26.2 -2.2 39 10 30720 330 8 4.0 -6.9 | 310 14 10.8 -9.1 Wind Parameters Mean winds (0-6000m): 77.9 at 9.5 knts Storm direction: 107.9 at 7.2 knts Shear (0-3000m) pos: 1.2 neg: 3.7 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 136.2 deg Storm rel helicity (0-3000m) pos: 59.5 neg: -14.6 tot: 44.9 m^2/s^2 ave: 15.0 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.26 Bulk Shear: 14.58 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 ------------------------------------------------------------------------------- 500 112 17 114 10| 0.0 16.0 16.0| 11.5 -13.3 -1.7 -3.4 -0.59| 28.5-16.7 1000 123 15 135 9| 6.0 8.0 14.0| 37.9 -13.3 24.7 24.7 -0.11| 20.5 -2.3 1500 130 12 155 6| 4.0 4.2 8.2| 48.4 -13.3 35.1 23.4 0.03| 16.0 0.5 2000 126 10 158 4| 3.0 4.8 7.8| 53.5 -13.3 40.2 20.1 0.15| 14.1 2.1 2500 116 11 132 4| 1.4 3.8 5.3| 58.6 -13.3 45.4 18.1 0.19| 12.3 2.4 3000 107 11 106 4| 1.2 3.7 4.9| 59.5 -14.6 44.9 15.0 0.18| 10.8 1.9 4000 95 11 73 4| 0.9 1.5 2.4| 59.5 -40.5 19.0 4.8 -0.00| 9.9 -0.0 5000 83 10 44 5| 0.7 0.9 1.6| 59.5 -57.0 2.5 0.5 -0.06| 8.6 -0.5 6000 78 10 31 5| 0.6 0.5 1.0| 59.5 -93.6 -34.1 -5.7 -0.17| 8.4 -1.5 Wrote GIF file: /home/apache/climate/data/raob//VO285/skewt/VO285.skewt.20251208.00.gif