UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 11 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 5 28.8 20.8 62 8.0 23.1 35 4 301.2 304.0 295.9 346.8 15.51 1 1000 84 27.2 22.2 74 5.0 23.6 15 13 300.4 303.5 296.7 350.5 17.09 2 958 462 23.8 21.4 86 2.4 22.1 35 12 300.6 303.7 296.7 350.5 16.98 3 925 767 21.4 19.1 87 2.3 19.8 35 20 301.2 304.0 295.7 346.0 15.22 4 850 1504 17.2 16.0 93 1.2 16.4 30 20 304.2 306.7 295.4 344.6 13.58 5 824 1770 15.6 15.0 96 0.6 15.2 34 18 305.2 307.6 295.4 344.4 13.13 6 762 2435 14.0 10.3 78 3.7 11.6 25 13 310.4 312.3 294.8 342.1 10.38 7 700 3149 9.2 7.9 92 1.3 8.4 35 12 312.7 314.5 294.9 342.4 9.60 8 693 3232 8.8 7.6 92 1.2 8.0 33 12 313.1 314.9 294.9 342.6 9.50 9 655 3696 6.2 4.7 90 1.5 5.3 28 10 315.3 316.9 294.6 341.0 8.21 10 629 4027 4.8 -2.2 60 7.0 1.1 4 8 317.4 318.4 292.8 333.9 5.18 11 571 4808 0.0 -1.2 92 1.2 -0.6 353 8 320.6 321.8 294.4 340.4 6.15 12 500 5860 -5.5 -5.7 98 0.2 -5.6 70 17 326.3 327.3 295.0 342.9 5.01 13 494 5955 -5.5 -6.3 94 0.8 -5.9 72 17 327.5 328.4 295.2 343.6 4.84 14 429 7048 -12.1 -12.4 98 0.3 -12.2 73 21 332.5 333.2 295.4 344.4 3.44 15 413 7338 -13.9 -14.5 95 0.6 -14.2 58 20 333.9 334.5 295.4 344.3 3.01 16 407 7449 -14.9 -15.9 92 1.0 -15.3 52 20 334.0 334.5 295.1 343.5 2.72 17 401 7561 -15.9 -21.9 60 6.0 -17.7 46 19 334.1 334.4 294.3 340.0 1.65 18 400 7580 -16.1 -23.1 55 7.0 -18.1 45 19 334.1 334.4 294.1 339.4 1.49 19 388 7809 -16.7 -21.7 65 5.0 -18.3 39 19 336.2 336.6 294.9 342.4 1.74 20 380 7965 -17.9 -23.9 59 6.0 -19.6 35 18 336.6 336.9 294.8 341.9 1.46 21 366 8245 -19.5 -35.5 23 16.0 -22.6 27 18 338.1 338.2 294.3 340.1 0.51 22 342 8745 -22.9 -42.9 14 20.0 -25.8 13 17 340.1 340.2 294.6 341.1 0.25 23 314 9365 -28.1 -38.1 38 10.0 -29.6 56 8 341.3 341.4 295.1 343.1 0.46 24 305 9572 -29.9 -37.9 46 8.0 -31.1 102 9 341.6 341.7 295.1 343.5 0.48 25 300 9690 -30.7 -39.7 41 9.0 -31.9 135 13 342.1 342.2 295.2 343.7 0.40 26 285 10050 -33.1 -48.1 21 15.0 -34.5 134 12 343.7 343.8 295.4 344.4 0.17 27 253 10869 -39.9 -47.9 42 8.0 -40.5 157 24 345.6 345.6 295.8 346.4 0.20 28 250 10950 -40.5 -47.5 47 7.0 -41.1 155 26 345.9 345.9 295.9 346.7 0.21 29 248 11005 -40.9 -47.9 47 7.0 -41.4 155 26 346.1 346.1 296.0 346.9 0.20 30 244 11117 -41.9 -47.9 52 6.0 -42.3 155 27 346.2 346.2 296.0 347.0 0.21 31 240 11229 -42.9 -50.9 41 8.0 -43.4 155 28 346.3 346.3 296.0 346.9 0.15 32 239 11258 -43.1 -54.1 29 11.0 -43.7 155 28 346.4 346.4 295.9 346.8 0.10 33 232 11459 -44.9 -50.9 51 6.0 -45.3 155 29 346.6 346.7 296.0 347.3 0.15 34 223 11724 -47.1 -56.1 35 9.0 -47.5 155 32 347.2 347.2 296.1 347.6 0.09 35 206 12248 -51.9 -57.9 48 6.0 -52.1 158 36 347.6 347.6 296.2 347.9 0.07 36 200 12440 -53.7 -60.7 42 7.0 -53.9 160 37 347.7 347.7 296.2 348.0 0.05 37 168 13533 -63.3 -68.3 51 5.0 -63.4 150 37 349.5 349.5 296.5 349.6 0.02 38 158 13906 -66.3 -71.3 49 5.0 -66.4 146 37 350.6 350.6 296.8 350.7 0.02 39 150 14220 -66.9 -76.9 23 10.0 -67.0 115 19 354.8 354.8 297.7 354.9 0.01 40 100 16560 -83.5 -90.5 28 7.0 -83.5 95 27 366.4 366.4 299.9 366.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 571.00 mb = 4807.88 m = 15773.71 ft Wetbulb zero: 591.61 mb = 4521.50 m = 14834.14 ft Precipitable water: 2.34 inches Sfc-500 mean rel hum: 86.51 % Est. max temperature: 31.43 C = 88.57 F Sfc-Lift cond lev (LCL): 898.55 mb = 1019.82 m = 3345.82 ft T: 19.96 C 700-500 lapse rate: 5.42 C/km ThetaE index: 8.36 C Layer 925.0- 700.0 mb Conv cond level (CCL): 893.21 mb = 1071.79 m = 3516.32 ft Mean mixing ratio: 16.32 g/kg Conv temperature: 30.05 C = 86.09 F Cap Strength: 0.76 C Lifted Index: -2.12 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.66 C Lifted Index @700 mb: -1.07 C Showalter Index: -0.54 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.50 C K Index: 37.40 Risk: > 80 % chance of thunderstorms Sweat Index: 249.00 Risk: None Energy Index: -0.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 527.59 J/kg Max Up Vert Vel: 32.48 m/s Conv Inhibition (B-): 8.62 J/kg Cap Strength: 0.76 C Lift Cond Lev (LCL): 914.44 mb = 867.11 m = 2844.81 ft Lev Free Conv (LFC): 859.44 mb = 1407.77 m = 4618.61 ft Equ Level (EL): 779.44 mb = 2242.92 m = 7358.57 ft B at Equ Level: 13.56 J/kg Max Parcel Lev (MPL): 109.44 mb = 16039.58 m = 52622.64 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 5 35 4 -2.3 -3.3 | 257 6 5.8 1.4 1 1000 84 15 13 -3.4 -12.6 | 329 9 4.7 -7.9 2 975 305 25 13 -5.5 -11.8 | 340 8 2.6 -7.1 3 942 610 45 12 -8.5 -8.5 | 6 4 -0.4 -3.8 4 925 767 35 20 -11.5 -16.4 | 16 12 -3.4 -11.7 5 850 1504 30 20 -10.0 -17.3 | 8 13 -1.9 -12.7 6 848 1524 30 20 -10.0 -17.3 | 8 13 -1.9 -12.7 7 789 2134 40 16 -10.3 -12.3 | 16 8 -2.2 -7.6 8 734 2743 10 9 -1.6 -8.9 | 303 8 6.5 -4.2 9 700 3149 35 12 -6.9 -9.8 | 347 5 1.2 -5.2 10 683 3353 30 12 -6.0 -10.4 | 340 6 2.1 -5.7 11 657 3658 30 10 -5.0 -8.7 | 322 5 3.1 -4.0 12 633 3962 10 8 -1.4 -7.9 | 296 7 6.7 -3.2 13 609 4267 335 8 3.4 -7.3 | 283 12 11.5 -2.6 14 587 4572 355 8 0.7 -8.0 | 291 9 8.8 -3.3 15 544 5182 350 7 1.2 -6.9 | 284 10 9.3 -2.2 16 524 5486 90 8 -8.0 0.0 | 181 5 0.1 4.6 17 500 5860 70 17 -16.0 -5.8 | 82 8 -7.9 -1.2 18 485 6096 75 18 -17.4 -4.7 | 90 9 -9.3 -0.0 19 448 6706 90 23 -23.0 0.0 | 107 16 -14.9 4.6 20 400 7580 45 19 -13.4 -13.4 | 31 10 -5.3 -8.8 21 337 8839 10 17 -3.0 -16.7 | 337 13 5.2 -12.1 22 323 9144 25 14 -5.9 -12.7 | 345 8 2.2 -8.0 23 310 9449 70 6 -5.6 -2.1 | 224 4 2.5 2.6 24 300 9690 135 13 -9.2 9.2 | 176 14 -1.1 13.8 25 297 9754 120 11 -9.5 5.5 | 172 10 -1.4 10.1 26 284 10058 135 12 -8.5 8.5 | 178 13 -0.4 13.1 27 272 10363 170 14 -2.4 13.8 | 197 19 5.7 18.4 28 250 10950 155 26 -11.0 23.6 | 174 28 -2.9 28.2 29 238 11278 155 28 -11.8 25.4 | 173 30 -3.7 30.0 30 217 11887 155 33 -13.9 29.9 | 170 35 -5.8 34.6 31 200 12440 160 37 -12.7 34.8 | 173 40 -4.5 39.4 32 155 14021 145 37 -21.2 30.3 | 159 37 -13.1 35.0 33 150 14220 115 19 -17.2 8.0 | 144 16 -9.1 12.7 34 133 14935 75 5 -4.8 -1.3 | 224 5 3.3 3.4 35 126 15240 95 6 -6.0 0.5 | 202 6 2.1 5.2 36 119 15545 55 9 -7.4 -5.2 | 305 1 0.7 -0.5 37 113 15850 65 16 -14.5 -6.8 | 72 7 -6.4 -2.1 38 100 16560 95 27 -26.9 2.4 | 110 20 -18.8 7.0 39 91 17069 100 28 -27.6 4.9 | 116 22 -19.5 9.5 40 73 18288 130 19 -14.6 12.2 | 159 18 -6.4 16.9 41 70 18593 175 22 -1.9 21.9 | 193 27 6.2 26.6 42 66 18898 235 2 1.6 1.1 | 239 11 9.7 5.8 43 62 19202 5 5 -0.4 -5.0 | 273 8 7.7 -0.3 44 59 19507 55 3 -2.5 -1.7 | 243 6 5.7 2.9 45 56 19812 160 4 -1.4 3.8 | 219 11 6.7 8.4 46 53 20117 155 13 -5.5 11.8 | 189 17 2.6 16.4 47 47 20726 200 20 6.8 18.8 | 213 28 14.9 23.4 48 45 21031 165 7 -1.8 6.8 | 209 13 6.3 11.4 49 43 21336 75 15 -14.5 -3.9 | 97 6 -6.4 0.8 50 40 21641 90 20 -20.0 0.0 | 111 13 -11.9 4.6 51 36 22250 85 39 -38.9 -3.4 | 92 31 -30.7 1.2 52 31 23165 90 52 -52.0 0.0 | 96 44 -43.9 4.6 53 29 23470 90 48 -48.0 0.0 | 97 40 -39.9 4.6 54 26 24079 85 48 -47.8 -4.2 | 91 40 -39.7 0.5 55 25 24384 85 49 -48.8 -4.3 | 91 41 -40.7 0.4 56 19 25908 85 54 -53.8 -4.7 | 90 46 -45.7 -0.1 57 15 27127 90 49 -49.0 0.0 | 96 41 -40.9 4.6 58 14 27432 70 45 -42.3 -15.4 | 73 36 -34.2 -10.7 59 14 27737 80 36 -35.5 -6.3 | 87 27 -27.3 -1.6 60 13 28042 80 24 -23.6 -4.2 | 92 16 -15.5 0.5 61 12 28346 320 6 3.9 -4.6 | 270 12 12.0 0.0 62 12 28651 315 10 7.1 -7.1 | 279 15 15.2 -2.4 Wind Parameters Mean winds (0-6000m): 30.2 at 12.5 knts Storm direction: 60.2 at 9.3 knts Shear (0-3000m) pos: 1.1 neg: 1.1 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 70.8 deg Storm rel helicity (0-3000m) pos: 30.4 neg: -23.1 tot: 7.3 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 1.3 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 2690.65 Bulk Shear: 0.20 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 25 12 335 7| 8.6 0.0 8.6| 19.5 0.0 19.5 39.1 0.84| 15.6 13.0 1000 32 15 357 8| 4.3 4.0 8.3| 22.3 -1.8 20.5 20.5 0.55| 13.1 7.3 1500 32 16 3 9| 2.9 2.7 5.6| 22.3 -5.5 16.8 11.2 0.49| 9.2 4.5 2000 32 17 5 10| 1.6 2.1 3.6| 25.6 -5.5 20.1 10.0 0.46| 7.9 3.6 2500 32 16 5 9| 1.3 1.3 2.6| 26.0 -17.4 8.6 3.4 0.22| 7.8 1.7 3000 31 15 359 9| 1.1 1.1 2.2| 30.4 -23.1 7.3 2.4 0.18| 7.5 1.3 4000 31 14 353 8| 0.9 1.2 2.1| 33.0 -31.6 1.4 0.4 0.08| 6.7 0.6 5000 26 13 340 7| 0.7 1.1 1.9| 36.4 -38.3 -1.9 -0.4 0.05| 6.1 0.3 6000 30 12 343 6| 1.5 0.8 2.3| 39.3 -53.5 -14.2 -2.4 -0.13| 7.2 -0.9 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251211.12.gif