UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120711.upa.cvt Date: 1100Z 7 DEC 25 Searching for VO311... Searching the city database file for: VO311 ... Date:1100Z 7 DEC 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 1010 2 31.0 27.4 81 3.6 28.3 270 2 303.3 307.6 301.1 372.9 23.30 1 1000 90 28.2 19.2 58 9.0 21.9 360 6 301.4 303.9 295.0 343.0 14.14 2 925 776 22.8 14.8 61 8.0 17.5 110 5 302.6 304.7 293.5 336.7 11.52 3 850 1509 19.6 9.6 52 10.0 13.3 120 9 306.7 308.3 292.6 333.5 8.86 4 700 3153 9.8 -0.2 50 10.0 4.4 110 13 313.3 314.4 291.8 330.3 5.39 5 500 5870 -5.5 -12.5 58 7.0 -8.4 5 5 326.3 326.9 293.4 336.2 2.93 6 400 7590 -15.7 -27.7 35 12.0 -18.8 275 13 334.6 334.8 293.9 338.2 0.98 7 300 9700 -29.7 -40.7 34 11.0 -31.2 200 27 343.5 343.6 295.5 345.0 0.36 8 250 10970 -41.1 -56.1 18 15.0 -41.9 230 31 345.0 345.0 295.6 345.3 0.08 9 200 12440 -53.3 -77.3 4 24.0 -53.7 265 16 348.4 348.4 296.3 348.4 0.01 10 150 14230 -67.7 -95.7 1 28.0 -67.8 230 22 353.5 353.5 297.4 353.5 0.00 11 100 16580 -81.3 -105.3 1 24.0 -81.3 225 23 370.6 370.6 300.7 370.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 571.90 mb = 4893.30 m = 16053.94 ft Wetbulb zero: 630.88 mb = 3992.47 m = 13098.50 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 54.19 % Est. max temperature: 33.84 C = 92.91 F Sfc-Lift cond lev (LCL): 959.50 mb = 453.75 m = 1488.66 ft T: 25.34 C 700-500 lapse rate: 5.63 C/km ThetaE index: 42.64 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 756.25 mb = 2498.54 m = 8197.20 ft Mean mixing ratio: 13.14 g/kg Conv temperature: 38.44 C = 101.20 F Cap Strength: 4.14 C Lifted Index: 0.87 C Risk: Showers probable Lifted Index @300 mb: 3.80 C Lifted Index @700 mb: 1.81 C Showalter Index: 4.09 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 15.10 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 138.20 Risk: None Energy Index: 0.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.45 J/kg Max Up Vert Vel: 2.98 m/s Conv Inhibition (B-): 2786.85 J/kg Cap Strength: 4.14 C Lift Cond Lev (LCL): 852.88 mb = 1479.66 m = 4854.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 141 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 1010 2 270 2 2.0 -0.0 | 309 8 5.9 -4.8 1 1000 90 360 6 -0.0 -6.0 | 340 12 3.9 -10.8 2 976 305 360 7 -0.0 -7.0 | 342 12 3.9 -11.8 3 943 610 55 3 -2.5 -1.7 | 347 7 1.5 -6.6 4 925 776 110 5 -4.7 1.7 | 14 3 -0.8 -3.1 5 910 914 125 6 -4.9 3.4 | 35 2 -1.0 -1.4 6 879 1219 130 9 -6.9 5.8 | 108 3 -3.0 0.9 7 850 1509 120 9 -7.8 4.5 | 85 4 -3.9 -0.3 8 818 1829 120 12 -10.4 6.0 | 100 7 -6.5 1.2 9 790 2134 125 14 -11.5 8.0 | 113 8 -7.5 3.2 10 762 2438 125 14 -11.5 8.0 | 113 8 -7.5 3.2 11 735 2743 120 15 -13.0 7.5 | 106 9 -9.1 2.7 12 709 3048 110 14 -13.2 4.8 | 90 9 -9.2 -0.1 13 700 3153 110 13 -12.2 4.4 | 87 8 -8.3 -0.4 14 658 3658 125 11 -9.0 6.3 | 106 5 -5.1 1.5 15 633 3962 130 10 -7.7 6.4 | 113 4 -3.7 1.6 16 610 4267 130 7 -5.4 4.5 | 77 1 -1.4 -0.3 17 587 4572 100 4 -3.9 0.7 | 0 4 -0.0 -4.1 18 565 4877 40 4 -2.6 -3.1 | 350 8 1.4 -7.9 19 524 5486 30 2 -1.0 -1.7 | 336 7 2.9 -6.6 20 500 5870 5 5 -0.4 -5.0 | 340 10 3.5 -9.8 21 486 6096 360 6 -0.0 -6.0 | 340 12 3.9 -10.8 22 400 7590 275 13 13.0 -1.1 | 289 18 16.9 -6.0 23 398 7620 270 11 11.0 -0.0 | 288 16 14.9 -4.8 24 324 9144 200 23 7.9 21.6 | 215 21 11.8 16.8 25 300 9700 200 27 9.2 25.4 | 213 24 13.2 20.5 26 261 10668 215 30 17.2 24.6 | 227 29 21.1 19.7 27 250 10970 230 31 23.7 19.9 | 241 32 27.7 15.1 28 208 12192 260 24 23.6 4.2 | 271 28 27.6 -0.7 29 200 12440 265 16 15.9 1.4 | 280 20 19.9 -3.4 30 163 13716 265 10 10.0 0.9 | 286 14 13.9 -4.0 31 150 14230 230 22 16.9 14.1 | 246 23 20.8 9.3 32 126 15240 240 27 23.4 13.5 | 252 29 27.3 8.7 33 100 16580 225 23 16.3 16.3 | 241 23 20.2 11.4 Wind Parameters Mean winds (0-6000m): 110.9 at 8.3 knts Storm direction: 140.9 at 6.2 knts Shear (0-3000m) pos: 2.4 neg: 0.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 142.9 deg Storm rel helicity (0-3000m) pos: 28.0 neg: -9.9 tot: 18.1 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 17.32 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 3 6 341 11| 6.0 0.0 6.0| 18.0 0.0 18.0 36.1 0.61| 12.1 7.5 1000 41 5 357 9| 4.4 0.0 4.4| 22.2 -0.8 21.4 21.4 0.54| 10.6 5.7 1500 93 6 28 5| 2.9 0.8 3.7| 23.1 -1.9 21.2 14.1 0.47| 8.3 3.9 2000 107 8 52 4| 3.3 0.6 3.9| 26.6 -1.9 24.7 12.3 0.48| 7.3 3.5 2500 114 9 74 4| 2.8 0.5 3.3| 28.0 -2.3 25.7 10.3 0.48| 6.1 2.9 3000 115 10 83 5| 2.4 0.7 3.1| 28.0 -9.9 18.1 6.0 0.33| 5.7 1.9 4000 117 10 88 5| 1.3 0.6 1.9| 32.1 -11.3 20.8 5.2 0.32| 5.1 1.7 5000 116 9 80 5| 1.1 1.2 2.2| 32.1 -17.4 14.8 3.0 0.13| 5.2 0.7 6000 111 8 64 4| 0.9 1.2 2.1| 33.4 -20.5 12.9 2.1 0.10| 4.8 0.5 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20251207.11.gif