UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 9 DEC 25 Station: VO466 WMO ident: 43466 Latitude: 6.90 Longitude: 79.87 ------------------------------------------------------------------------------- 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 1009 11 24.8 19.8 74 5.0 21.3 30 5 297.2 299.8 294.1 339.3 14.55 1 1000 89 24.6 22.3 87 2.3 23.0 10 11 297.8 300.9 296.1 347.6 17.19 2 991 168 23.8 22.0 90 1.8 22.5 12 16 297.7 300.8 296.0 347.1 17.03 3 925 770 21.2 19.1 88 2.1 19.8 30 26 301.0 303.8 295.7 345.7 15.22 4 880 1203 20.0 14.0 68 6.0 16.0 30 17 304.1 306.2 293.9 338.3 11.49 5 850 1502 18.2 13.7 75 4.5 15.2 25 5 305.2 307.4 294.4 340.1 11.67 6 759 2465 13.0 10.3 84 2.7 11.3 15 6 309.6 311.6 294.7 341.4 10.43 7 755 2509 13.4 6.4 63 7.0 9.2 16 6 310.5 312.0 293.1 335.2 8.01 8 739 2690 13.0 4.0 54 9.0 7.8 19 7 312.0 313.3 292.7 333.5 6.91 9 700 3144 10.0 0.0 50 10.0 4.6 25 10 313.6 314.6 291.9 330.8 5.47 10 661 3617 7.2 -2.8 49 10.0 2.1 34 11 315.6 316.5 291.9 330.6 4.71 11 653 3717 6.8 -8.2 33 15.0 -0.0 35 11 316.2 316.8 290.7 326.5 3.15 12 649 3768 7.0 -20.0 13 27.0 -2.6 35 11 317.0 317.3 289.1 321.1 1.20 13 644 3831 6.6 -7.4 36 14.0 0.0 36 11 317.3 317.9 291.2 328.3 3.40 14 630 4011 5.8 -12.2 26 18.0 -1.8 36 11 318.4 318.8 290.6 326.2 2.38 15 621 4128 5.0 -17.0 19 22.0 -3.3 37 11 318.8 319.1 290.0 324.2 1.62 16 616 4194 4.6 -16.4 20 21.0 -3.4 37 11 319.0 319.4 290.2 324.8 1.72 17 613 4234 4.0 -8.0 41 12.0 -1.5 37 11 318.8 319.5 291.7 329.9 3.41 18 611 4261 3.8 -8.2 41 12.0 -1.7 37 11 318.9 319.5 291.7 329.9 3.37 19 610 4274 3.8 -10.2 35 14.0 -2.3 37 11 319.0 319.6 291.3 328.5 2.88 20 607 4314 3.6 -5.4 52 9.0 -0.8 38 11 319.2 320.0 292.5 332.9 4.21 21 606 4327 3.4 -2.6 65 6.0 0.3 38 11 319.1 320.2 293.3 336.0 5.22 22 591 4530 2.6 -7.4 48 10.0 -2.1 38 11 320.5 321.2 292.4 332.7 3.71 23 563 4920 0.0 -8.0 55 8.0 -3.7 41 11 321.9 322.7 292.9 334.2 3.72 24 523 5506 -3.7 -9.7 63 6.0 -6.4 61 9 324.3 325.0 293.3 336.0 3.50 25 500 5860 -5.5 -13.5 53 8.0 -8.7 100 4 326.3 326.9 293.2 335.5 2.70 26 488 6050 -6.7 -13.7 57 7.0 -9.5 95 4 327.1 327.7 293.4 336.4 2.72 27 479 6195 -7.5 -14.5 57 7.0 -10.2 91 4 327.9 328.4 293.5 336.8 2.60 28 476 6244 -7.7 -15.7 53 8.0 -10.7 89 4 328.2 328.7 293.4 336.4 2.36 29 475 6261 -7.5 -19.5 38 12.0 -11.6 89 4 328.7 329.0 293.0 334.7 1.72 30 453 6628 -9.9 -16.9 57 7.0 -12.5 121 5 330.2 330.6 293.8 338.0 2.25 31 412 7355 -13.3 -27.3 30 14.0 -17.0 129 7 334.9 335.1 293.9 338.5 0.99 32 400 7580 -14.5 -30.5 24 16.0 -18.4 135 7 336.1 336.3 294.1 339.0 0.75 33 363 8314 -19.1 -40.1 14 21.0 -22.7 129 12 339.5 339.5 294.5 340.7 0.32 34 313 9405 -27.7 -40.7 28 13.0 -29.5 147 18 342.2 342.2 295.1 343.5 0.35 35 304 9615 -29.5 -48.5 14 19.0 -31.4 146 20 342.5 342.5 295.1 343.1 0.15 36 300 9710 -30.3 -49.3 14 19.0 -32.1 145 21 342.7 342.7 295.1 343.3 0.14 37 273 10369 -36.1 -50.1 22 14.0 -37.2 148 24 343.6 343.7 295.3 344.2 0.14 38 265 10574 -38.1 -47.1 38 9.0 -38.8 148 25 343.6 343.7 295.4 344.5 0.21 39 260 10704 -39.1 -52.1 24 13.0 -40.0 149 26 344.1 344.1 295.4 344.5 0.12 40 250 10970 -41.3 -56.3 18 15.0 -42.1 150 27 344.7 344.7 295.5 345.0 0.07 41 200 12440 -53.7 -64.7 25 11.0 -53.9 135 29 347.7 347.7 296.1 347.9 0.03 42 189 12799 -57.1 -68.1 24 11.0 -57.3 140 30 347.9 347.9 296.2 348.0 0.02 43 150 14220 -67.5 -75.5 31 8.0 -67.5 155 18 353.8 353.8 297.4 353.8 0.01 44 139 14675 -71.3 -79.3 29 8.0 -71.3 159 17 354.9 354.9 297.7 354.9 0.01 45 100 16570 -82.3 -90.3 24 8.0 -82.3 105 6 368.7 368.7 300.4 368.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 563.00 mb = 4920.28 m = 16142.47 ft Wetbulb zero: 653.15 mb = 3715.39 m = 12189.46 ft Precipitable water: 1.85 inches Sfc-500 mean rel hum: 62.36 % Est. max temperature: 32.50 C = 90.49 F Sfc-Lift cond lev (LCL): 938.05 mb = 647.69 m = 2124.94 ft T: 21.73 C 700-500 lapse rate: 5.71 C/km ThetaE index: 20.31 C Layer 755.0- 644.0 mb Conv cond level (CCL): 856.56 mb = 1435.63 m = 4710.03 ft Mean mixing ratio: 15.92 g/kg Conv temperature: 32.59 C = 90.66 F Cap Strength: 1.99 C Lifted Index: -1.07 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.32 C Lifted Index @700 mb: 0.55 C Showalter Index: 1.22 C Risk: Showers probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 19.20 C K Index: 27.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 178.40 Risk: None Energy Index: -0.90 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 94.77 J/kg Max Up Vert Vel: 13.77 m/s Conv Inhibition (B-): 109.84 J/kg Cap Strength: 1.97 C Lift Cond Lev (LCL): 927.70 mb = 744.54 m = 2442.68 ft Lev Free Conv (LFC): 602.70 mb = 4371.32 m = 14341.43 ft Equ Level (EL): 412.70 mb = 7342.35 m = 24088.80 ft B at Equ Level: 93.62 J/kg Max Parcel Lev (MPL): 212.70 mb = 12034.36 m = 39482.34 ft Wind level data Storm motion: 60 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 1009 11 30 5 -2.5 -4.3 | 270 5 4.9 -0.0 1 1000 89 10 11 -1.9 -10.8 | 320 9 5.5 -6.5 2 976 305 15 26 -6.7 -25.1 | 358 21 0.6 -20.8 3 925 770 30 26 -13.0 -22.5 | 17 19 -5.6 -18.2 4 878 1219 30 17 -8.5 -14.7 | 6 10 -1.1 -10.4 5 850 1502 25 5 -2.1 -4.5 | 273 5 5.2 -0.2 6 848 1524 25 5 -2.1 -4.5 | 273 5 5.2 -0.2 7 818 1829 345 5 1.3 -4.8 | 273 9 8.7 -0.5 8 789 2134 355 8 0.7 -8.0 | 294 9 8.1 -3.7 9 761 2438 15 6 -1.6 -5.8 | 284 6 5.8 -1.5 10 700 3144 25 10 -4.2 -9.1 | 327 6 3.1 -4.8 11 657 3658 35 11 -6.3 -9.0 | 347 5 1.1 -4.7 12 565 4877 40 11 -7.1 -8.4 | 356 4 0.3 -4.1 13 524 5486 60 9 -7.8 -4.5 | 65 0 -0.4 -0.2 14 500 5860 100 4 -3.9 0.7 | 214 6 3.4 5.0 15 466 6401 85 4 -4.0 -0.3 | 221 5 3.4 4.0 16 448 6706 135 5 -3.5 3.5 | 206 9 3.8 7.8 17 431 7010 120 8 -6.9 4.0 | 183 8 0.4 8.3 18 400 7580 135 7 -4.9 4.9 | 195 10 2.4 9.3 19 398 7620 140 6 -3.9 4.6 | 201 10 3.5 8.9 20 382 7925 115 12 -10.9 5.1 | 159 10 -3.5 9.4 21 337 8839 150 12 -6.0 10.4 | 185 15 1.4 14.7 22 300 9710 145 21 -12.0 17.2 | 168 22 -4.7 21.5 23 250 10970 150 27 -13.5 23.4 | 167 28 -6.1 27.7 24 200 12440 135 29 -20.5 20.5 | 152 28 -13.1 24.8 25 198 12497 140 27 -17.4 20.7 | 158 27 -10.0 25.0 26 189 12802 140 30 -19.3 23.0 | 156 30 -11.9 27.3 27 171 13411 135 32 -22.6 22.6 | 150 31 -15.3 26.9 28 163 13716 125 27 -22.1 15.5 | 143 25 -14.8 19.8 29 150 14220 155 18 -7.6 16.3 | 179 21 -0.2 20.6 30 140 14630 160 17 -5.8 16.0 | 184 20 1.5 20.3 31 126 15240 140 14 -9.0 10.7 | 174 15 -1.6 15.0 32 119 15545 175 9 -0.8 9.0 | 206 15 6.6 13.3 33 113 15850 135 5 -3.5 3.5 | 206 9 3.8 7.8 34 107 16154 45 6 -4.2 -4.2 | 269 3 3.1 0.1 35 102 16459 355 8 0.7 -8.0 | 294 9 8.1 -3.7 36 100 16570 105 6 -5.8 1.6 | 195 6 1.6 5.9 37 97 16764 100 6 -5.9 1.0 | 195 6 1.5 5.3 38 91 17069 125 8 -6.6 4.6 | 185 9 0.8 8.9 Wind Parameters Mean winds (0-6000m): 29.7 at 11.4 knts Storm direction: 59.7 at 8.5 knts Shear (0-3000m) pos: 1.2 neg: 1.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 48.0 deg Storm rel helicity (0-3000m) pos: 83.4 neg: -26.8 tot: 56.6 m^2/s^2 ave: 18.9 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 2.4 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 8.39 Bulk Shear: 11.30 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 16 20 353 15| 0.0 21.7 21.7| 53.3 0.0 53.3 106.6 0.70| 25.9 18.1 1000 23 22 4 16| 3.0 10.8 13.9| 71.2 -4.5 66.7 66.7 0.60| 17.1 10.3 1500 24 20 3 14| 2.0 2.1 4.1| 71.2 -24.7 46.5 31.0 0.17| 17.0 2.9 2000 22 16 353 11| 1.5 2.4 3.9| 75.8 -25.1 50.7 25.3 0.19| 14.1 2.7 2500 20 14 345 9| 1.5 1.9 3.5| 78.9 -26.8 52.1 20.8 0.19| 12.2 2.3 3000 20 13 341 8| 1.2 1.6 2.8| 83.4 -26.8 56.6 18.9 0.22| 10.7 2.4 4000 23 12 341 8| 1.2 1.2 2.4| 87.4 -26.8 60.6 15.2 0.26| 8.4 2.2 5000 26 12 343 7| 1.1 1.0 2.1| 88.3 -26.8 61.5 12.3 0.26| 6.9 1.8 6000 30 11 343 6| 1.2 0.8 2.0| 91.3 -26.8 64.5 10.7 0.30| 6.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251209.00.gif