UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for VOHY... Searching the city database file for: VOHY ... Date:0000Z 18 OCT 25 Station: VOHY WMO ident: 43128 Latitude: 17.45 Longitude: 78.47 Elevation: 545.00 ------------------------------------------------------------------------------- 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 0 SFC 949 545 23.0 20.7 87 2.3 21.3 0 0 300.6 303.6 296.4 348.8 16.41 2 925 758 21.8 13.8 60 8.0 16.5 145 13 301.6 303.6 292.6 333.4 10.78 3 895 1044 19.8 14.8 73 5.0 16.5 115 11 302.4 304.6 293.7 337.6 11.91 4 850 1487 17.4 12.6 73 4.8 14.3 85 16 304.4 306.4 293.5 336.8 10.85 5 828 1711 17.2 8.2 55 9.0 11.7 82 15 306.5 308.0 292.1 331.5 8.27 6 820 1794 17.6 4.6 42 13.0 10.1 81 14 307.7 308.9 291.0 327.6 6.49 7 812 1878 18.2 0.2 30 18.0 8.5 76 14 309.2 310.1 290.0 324.1 4.78 8 716 2942 11.0 0.0 47 11.0 5.1 71 8 312.6 313.7 291.6 329.4 5.35 9 700 3130 9.4 1.4 57 8.0 5.0 70 5 312.9 314.0 292.2 331.9 6.06 10 665 3553 7.8 -0.2 57 8.0 3.5 98 3 315.7 316.8 292.7 333.7 5.68 11 617 4166 4.6 -3.4 56 8.0 0.5 146 2 318.9 319.8 292.9 334.5 4.83 12 575 4737 2.0 -7.0 51 9.0 -2.3 286 3 322.3 323.1 293.2 335.3 3.93 13 531 5374 -1.9 -10.9 50 9.0 -5.8 9 6 325.1 325.7 293.2 335.6 3.14 14 502 5819 -4.3 -16.3 39 12.0 -8.8 34 5 327.4 327.8 293.0 334.8 2.13 15 500 5850 -4.5 -16.5 39 12.0 -9.0 35 5 327.6 328.0 293.0 334.8 2.10 16 470 6334 -7.7 -17.7 45 10.0 -11.3 15 5 329.4 329.8 293.4 336.5 2.02 17 460 6501 -9.1 -15.1 62 6.0 -11.4 12 5 329.7 330.2 294.0 338.6 2.57 18 437 6896 -10.7 -17.7 56 7.0 -13.2 4 4 332.6 333.0 294.4 340.2 2.18 19 400 7570 -15.3 -22.3 55 7.0 -17.4 350 2 335.1 335.4 294.5 340.8 1.60 20 395 7667 -16.1 -22.1 60 6.0 -17.9 353 2 335.3 335.6 294.6 341.2 1.65 21 382 7923 -17.9 -23.9 59 6.0 -19.6 340 3 336.1 336.4 294.7 341.4 1.45 22 377 8023 -18.9 -24.9 59 6.0 -20.5 335 4 336.1 336.3 294.6 341.0 1.35 23 360 8372 -20.3 -33.3 30 13.0 -22.9 317 5 338.7 338.8 294.6 341.1 0.64 24 356 8456 -20.5 -32.5 33 12.0 -23.0 313 5 339.5 339.6 294.8 342.1 0.70 25 278 10265 -34.1 -47.1 26 13.0 -35.4 218 12 344.7 344.8 295.6 345.5 0.20 26 253 10927 -39.1 -56.1 15 17.0 -40.1 217 14 346.7 346.8 296.0 347.1 0.08 27 250 11010 -39.7 -56.7 15 17.0 -40.6 225 14 347.0 347.1 296.0 347.3 0.07 28 227 11662 -45.5 -66.5 8 21.0 -46.2 347.9 347.9 296.2 348.0 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5850.00 m Freezing level: 552.44 mb = 5063.95 m = 16613.81 ft Wetbulb zero: 609.55 mb = 4264.74 m = 13991.77 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 53.01 % Est. max temperature: 31.92 C = 89.46 F Sfc-Lift cond lev (LCL): 917.91 mb = 824.65 m = 2705.53 ft T: 21.33 C 700-500 lapse rate: 5.11 C/km ThetaE index: 15.36 C Layer 925.0- 895.0 mb Conv cond level (CCL): 721.91 mb = 2872.35 m = 9423.61 ft Mean mixing ratio: 11.87 g/kg Conv temperature: 34.63 C = 94.33 F Cap Strength: 5.41 C Lifted Index: 3.27 C Risk: None Lifted Index @300 mb: 5.63 C Lifted Index @700 mb: 2.47 C Showalter Index: 3.68 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 17.10 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.20 Risk: None Energy Index: -0.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.70 J/kg Max Up Vert Vel: 5.23 m/s Conv Inhibition (B-): 1635.37 J/kg Cap Strength: 5.38 C Lift Cond Lev (LCL): 830.01 mb = 1690.25 m = 5545.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 100 at 6 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 ---------------------------------------------------------- 0 949 545 0 0 -0.0 -0.0 | 280 6 5.6 -0.9 1 942 610 145 8 -4.6 6.6 | 190 6 1.0 5.6 2 925 758 145 13 -7.5 10.6 | 169 10 -1.9 9.7 3 908 914 130 11 -8.4 7.1 | 155 7 -2.9 6.1 4 877 1219 95 12 -12.0 1.0 | 91 6 -6.4 0.1 5 850 1487 85 16 -15.9 -1.4 | 77 11 -10.4 -2.3 6 816 1829 80 14 -13.8 -2.4 | 68 9 -8.2 -3.4 7 787 2134 55 13 -10.6 -7.5 | 31 10 -5.1 -8.4 8 760 2438 50 15 -11.5 -9.6 | 29 12 -5.9 -10.6 9 733 2743 65 10 -9.1 -4.2 | 34 6 -3.5 -5.2 10 707 3048 75 7 -6.8 -1.8 | 23 3 -1.2 -2.7 11 700 3130 70 5 -4.7 -1.7 | 342 3 0.9 -2.6 12 656 3658 105 3 -2.9 0.8 | 273 3 2.7 -0.2 13 632 3962 100 3 -3.0 0.5 | 279 3 2.6 -0.4 14 608 4267 175 2 -0.2 2.0 | 259 5 5.4 1.1 15 586 4572 250 3 2.8 1.0 | 269 8 8.4 0.1 16 564 4877 325 4 2.3 -3.3 | 298 9 7.9 -4.2 17 523 5486 20 6 -2.1 -5.6 | 332 7 3.5 -6.6 18 500 5850 35 5 -2.9 -4.1 | 332 6 2.7 -5.0 19 484 6096 20 6 -2.1 -5.6 | 332 7 3.5 -6.6 20 400 7570 350 2 0.3 -2.0 | 296 7 5.9 -2.9 21 397 7620 355 2 0.2 -2.0 | 297 6 5.7 -2.9 22 262 10668 195 14 3.6 13.5 | 216 16 9.2 12.6 23 250 11010 225 14 9.9 9.9 | 240 18 15.5 9.0 Wind Parameters Mean winds (0-6000m): 69.5 at 7.5 knts Storm direction: 99.5 at 5.6 knts Shear (0-3000m) pos: 2.3 neg: 2.1 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 3.1 deg Storm rel helicity (0-3000m) pos: 2.2 neg: -57.4 tot: -55.2 m^2/s^2 ave: -18.4 10^-3 m/s^2 rel: -0.67 Storm rel vorticity (0-3000m) horiz: 9.0 stream: -6.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 13.41 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 ------------------------------------------------------------------------------- 500 136 10 167 7| 11.8 0.0 11.8| 0.0 -23.1 -23.1 -46.3 -0.85| 20.8-17.7 1000 112 12 123 6| 5.9 4.3 10.1| 0.0 -35.1 -35.1 -35.1 -0.82| 14.8-12.2 1500 98 13 97 7| 3.9 3.8 7.7| 0.0 -48.8 -48.8 -32.5 -0.84| 12.0-10.1 2000 86 13 76 8| 2.9 3.2 6.1| 1.5 -54.0 -52.5 -26.2 -0.75| 10.5 -7.9 2500 82 12 68 7| 2.5 2.6 5.1| 2.2 -54.7 -52.5 -21.0 -0.65| 9.9 -6.4 3000 82 11 65 6| 2.3 2.1 4.4| 2.2 -57.4 -55.2 -18.4 -0.67| 9.0 -6.1 4000 84 9 61 4| 1.8 1.6 3.4| 4.8 -58.6 -53.8 -13.4 -0.59| 7.7 -4.6 5000 77 8 39 3| 0.7 1.3 2.0| 27.1 -58.6 -31.5 -6.3 -0.37| 7.2 -2.7 6000 70 8 23 4| 0.6 1.0 1.6| 27.3 -61.8 -34.5 -5.7 -0.36| 6.4 -2.3 Wrote GIF file: /home/apache/climate/data/raob//VOHY/skewt/VOHY.skewt.20251018.00.gif