UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 25 APR 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 1008 3 25.4 23.5 89 1.9 24.0 145 3 297.9 301.2 296.9 351.3 18.38 1 1000 73 25.2 23.5 90 1.7 24.0 255 3 298.4 301.7 297.1 352.3 18.53 2 968 362 24.6 22.3 87 2.3 22.9 226 15 300.5 303.8 297.2 352.7 17.78 3 925 763 22.0 19.1 84 2.9 19.9 235 14 301.8 304.6 295.9 346.7 15.22 4 894 1059 20.0 17.2 84 2.8 18.1 235 13 302.7 305.3 295.3 343.9 13.94 5 861 1385 19.6 16.1 80 3.5 17.2 235 12 305.6 308.1 295.7 345.9 13.49 6 850 1496 18.6 15.6 83 3.0 16.5 235 12 305.6 308.1 295.6 345.2 13.23 7 803 1983 15.2 14.3 94 0.9 14.6 237 11 307.0 309.4 295.7 345.8 12.87 8 739 2687 13.0 10.3 84 2.7 11.3 50 3 312.0 314.0 295.5 345.0 10.71 9 700 3142 10.2 8.6 90 1.6 9.2 30 2 313.8 315.7 295.5 345.0 10.08 10 639 3895 5.6 4.5 93 1.1 4.9 269 4 316.8 318.4 295.0 343.0 8.30 11 589 4558 2.0 -0.9 81 2.9 0.4 63 9 320.1 321.3 294.3 339.7 6.09 12 580 4683 2.0 -4.0 64 6.0 -1.0 59 9 321.5 322.5 293.7 337.5 4.91 13 558 4994 0.0 -4.8 70 4.8 -2.4 55 8 322.7 323.7 293.9 338.5 4.80 14 542 5227 0.0 -7.0 59 7.0 -3.4 72 6 325.4 326.3 294.1 339.3 4.18 15 500 5870 -3.7 -9.7 63 6.0 -6.4 40 5 328.5 329.3 294.6 340.9 3.66 16 498 5902 -4.1 -10.1 63 6.0 -6.8 39 5 328.4 329.1 294.4 340.5 3.56 17 471 6341 -6.5 -20.5 32 14.0 -11.2 58 9 330.7 331.0 293.4 336.3 1.59 18 447 6749 -9.7 -21.7 37 12.0 -13.5 59 9 331.7 332.0 293.6 337.0 1.51 19 439 6889 -10.9 -22.9 37 12.0 -14.6 57 9 331.9 332.2 293.5 336.8 1.38 20 434 6977 -11.7 -23.7 36 12.0 -15.3 56 9 331.9 332.2 293.4 336.6 1.30 21 430 7048 -12.3 -20.3 51 8.0 -14.9 56 9 332.1 332.4 293.9 338.3 1.77 22 429 7066 -12.5 -17.5 66 5.0 -14.3 56 9 332.0 332.5 294.3 339.9 2.26 23 422 7192 -12.9 -25.9 33 13.0 -16.5 59 9 333.1 333.3 293.6 337.1 1.10 24 412 7375 -13.9 -24.9 39 11.0 -17.0 64 10 334.1 334.3 294.0 338.5 1.23 25 408 7450 -14.3 -21.3 55 7.0 -16.5 66 10 334.5 334.9 294.4 340.6 1.71 26 400 7600 -15.3 -20.3 66 5.0 -16.9 70 10 335.1 335.5 294.8 341.9 1.90 27 399 7619 -15.5 -20.5 65 5.0 -17.1 61 11 335.1 335.5 294.7 341.8 1.88 28 395 7695 -16.1 -20.6 68 4.5 -17.5 62 11 335.3 335.7 294.8 342.0 1.88 29 390 7791 -16.3 -26.3 42 10.0 -19.0 65 10 336.2 336.5 294.4 340.4 1.14 30 364 8306 -20.1 -32.1 33 12.0 -22.7 62 15 337.9 338.0 294.4 340.5 0.71 31 330 9024 -26.1 -31.1 63 5.0 -27.1 67 17 339.2 339.4 294.9 342.5 0.86 32 320 9246 -26.3 -30.0 71 3.7 -27.1 64 16 341.9 342.2 295.7 345.7 0.99 33 300 9710 -29.3 -33.2 69 3.9 -30.0 85 12 344.1 344.2 296.0 347.1 0.78 34 250 10980 -39.7 -44.2 62 4.5 -40.1 105 15 347.0 347.1 296.3 348.3 0.30 35 248 11035 -40.1 -44.6 62 4.5 -40.5 104 15 347.2 347.3 296.3 348.4 0.29 36 202 12405 -52.5 -57.5 55 5.0 -52.7 110 11 348.6 348.7 296.4 349.0 0.08 37 200 12470 -53.1 -58.1 54 5.0 -53.2 115 12 348.7 348.7 296.4 349.0 0.07 38 196 12600 -54.1 -62.1 37 8.0 -54.3 120 12 349.1 349.1 296.5 349.3 0.05 39 168 13572 -61.9 -68.9 39 7.0 -62.0 123 13 351.9 351.9 297.1 351.9 0.02 40 152 14189 -63.7 -76.7 15 13.0 -63.8 245 13 359.0 359.0 298.5 359.0 0.01 41 150 14270 -64.3 -78.3 13 14.0 -64.4 305 13 359.3 359.3 298.5 359.3 0.01 42 121 15544 -75.3 -84.3 23 9.0 -75.3 300 19 362.0 362.0 299.1 362.0 0.00 43 113 15936 -78.5 -85.5 31 7.0 -78.5 315 9 363.1 363.1 299.3 363.1 0.00 44 100 16630 -78.7 -85.7 31 7.0 -78.7 215 12 375.7 375.7 301.5 375.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 542.00 mb = 5227.34 m = 17149.85 ft Wetbulb zero: 586.36 mb = 4594.38 m = 15073.23 ft Precipitable water: 2.32 inches Sfc-500 mean rel hum: 82.04 % Est. max temperature: 33.12 C = 91.62 F Sfc-Lift cond lev (LCL): 980.93 mb = 243.98 m = 800.43 ft T: 24.84 C 700-500 lapse rate: 5.10 C/km ThetaE index: 8.80 C Layer 925.0- 861.0 mb Conv cond level (CCL): 898.12 mb = 1019.43 m = 3344.56 ft Mean mixing ratio: 16.87 g/kg Conv temperature: 30.12 C = 86.22 F Cap Strength: 1.36 C Lifted Index: -0.79 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.02 C Lifted Index @700 mb: -0.43 C Showalter Index: 1.03 C Risk: Showers probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.30 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 216.20 Risk: None Energy Index: -0.88 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 519.04 J/kg Max Up Vert Vel: 32.22 m/s Conv Inhibition (B-): 33.73 J/kg Cap Strength: 1.23 C Lift Cond Lev (LCL): 925.05 mb = 762.53 m = 2501.70 ft Lev Free Conv (LFC): 820.05 mb = 1803.07 m = 5915.52 ft Equ Level (EL): 760.05 mb = 2448.75 m = 8033.86 ft B at Equ Level: 21.35 J/kg Max Parcel Lev (MPL): 120.05 mb = 15589.41 m = 51145.75 ft Wind level data Storm motion: 267 at 5 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 1008 3 145 3 -1.7 2.5 | 107 7 -7.1 2.2 1 1000 73 255 3 2.9 0.8 | 101 3 -2.5 0.5 2 974 305 225 15 10.6 10.6 | 207 12 5.2 10.3 3 925 763 235 14 11.5 8.0 | 218 10 6.1 7.7 4 850 1496 235 12 9.8 6.9 | 214 8 4.5 6.6 5 817 1829 235 12 9.8 6.9 | 214 8 4.5 6.6 6 788 2134 240 9 7.8 4.5 | 210 5 2.4 4.2 7 761 2438 170 2 -0.3 2.0 | 106 6 -5.7 1.7 8 734 2743 20 3 -1.0 -2.8 | 64 7 -6.4 -3.1 9 708 3048 0 1 -0.0 -1.0 | 76 6 -5.4 -1.3 10 700 3142 30 2 -1.0 -1.7 | 72 7 -6.4 -2.0 11 682 3353 265 2 2.0 0.2 | 88 3 -3.4 -0.1 12 633 3962 270 4 4.0 -0.0 | 78 1 -1.4 -0.3 13 609 4267 45 4 -2.8 -2.8 | 69 9 -8.2 -3.1 14 587 4572 65 9 -8.2 -3.8 | 73 14 -13.5 -4.1 15 565 4877 45 9 -6.4 -6.4 | 60 13 -11.7 -6.7 16 544 5182 75 6 -5.8 -1.6 | 81 11 -11.2 -1.8 17 524 5486 45 3 -2.1 -2.1 | 72 8 -7.5 -2.4 18 505 5791 85 7 -7.0 -0.6 | 86 12 -12.3 -0.9 19 500 5870 40 5 -3.2 -3.8 | 64 10 -8.6 -4.1 20 486 6096 35 7 -4.0 -5.7 | 57 11 -9.4 -6.0 21 467 6401 65 10 -9.1 -4.2 | 73 15 -14.4 -4.5 22 432 7010 55 9 -7.4 -5.2 | 67 14 -12.7 -5.4 23 400 7600 70 10 -9.4 -3.4 | 76 15 -14.8 -3.7 24 399 7620 60 11 -9.5 -5.5 | 69 16 -14.9 -5.8 25 383 7925 70 9 -8.5 -3.1 | 76 14 -13.8 -3.4 26 367 8230 60 15 -13.0 -7.5 | 67 20 -18.3 -7.8 27 338 8839 75 18 -17.4 -4.7 | 78 23 -22.7 -4.9 28 324 9144 60 17 -14.7 -8.5 | 66 22 -20.1 -8.8 29 300 9710 85 12 -12.0 -1.0 | 86 17 -17.3 -1.3 30 298 9754 105 13 -12.6 3.4 | 100 18 -17.9 3.1 31 250 10980 105 15 -14.5 3.9 | 100 20 -19.8 3.6 32 239 11278 100 14 -13.8 2.4 | 96 19 -19.1 2.1 33 218 11887 70 6 -5.6 -2.1 | 78 11 -11.0 -2.3 34 200 12470 115 12 -10.9 5.1 | 106 17 -16.2 4.8 35 199 12497 120 12 -10.4 6.0 | 110 17 -15.7 5.7 36 156 14021 125 13 -10.6 7.5 | 114 18 -16.0 7.2 37 150 14270 305 13 10.6 -7.5 | 326 9 5.3 -7.7 38 149 14326 330 7 3.5 -6.1 | 16 7 -1.9 -6.3 39 141 14630 290 15 14.1 -5.1 | 302 10 8.7 -5.4 40 120 15545 300 19 16.5 -9.5 | 311 15 11.1 -9.8 41 114 15850 300 10 8.7 -5.0 | 328 6 3.3 -5.3 42 109 16154 5 4 -0.3 -4.0 | 53 7 -5.7 -4.3 43 103 16459 90 12 -12.0 0.0 | 89 17 -17.4 -0.3 44 100 16630 215 12 6.9 9.8 | 189 10 1.5 9.5 45 98 16764 210 12 6.0 10.4 | 184 10 0.6 10.1 46 92 17069 240 9 7.8 4.5 | 210 5 2.4 4.2 47 87 17374 335 6 2.5 -5.4 | 26 6 -2.8 -5.7 48 83 17678 45 15 -10.6 -10.6 | 56 19 -16.0 -10.9 49 78 17983 130 15 -11.5 9.6 | 119 19 -16.8 9.4 50 74 18288 175 20 -1.7 19.9 | 160 21 -7.1 19.6 51 70 18593 190 9 1.6 8.9 | 156 9 -3.8 8.6 52 66 18898 280 15 14.8 -2.6 | 287 10 9.4 -2.9 53 56 19812 275 31 30.9 -2.7 | 277 26 25.5 -3.0 54 53 20117 270 26 26.0 -0.0 | 271 21 20.6 -0.3 55 48 20726 295 13 11.8 -5.5 | 312 9 6.4 -5.8 56 45 21031 245 17 15.4 7.2 | 236 12 10.0 6.9 57 43 21336 255 20 19.3 5.2 | 251 15 14.0 4.9 58 38 21946 245 37 33.5 15.6 | 241 32 28.2 15.4 59 36 22250 235 36 29.5 20.6 | 230 32 24.1 20.4 60 34 22555 250 31 29.1 10.6 | 247 26 23.8 10.3 61 33 22860 255 26 25.1 6.7 | 252 21 19.8 6.4 62 31 23165 265 23 22.9 2.0 | 264 18 17.6 1.7 63 29 23470 310 15 11.5 -9.6 | 328 12 6.1 -9.9 64 28 23774 300 6 5.2 -3.0 | 3 3 -0.2 -3.3 65 26 24079 345 5 1.3 -4.8 | 38 7 -4.1 -5.1 Wind Parameters Mean winds (0-6000m): 236.9 at 7.2 knts Storm direction: 266.9 at 5.4 knts Shear (0-3000m) pos: 2.1 neg: 2.1 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): -33.3 deg Storm rel helicity (0-3000m) pos: 11.2 neg: -27.4 tot: -16.3 m^2/s^2 ave: -5.4 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 7.5 stream: -1.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 310.02 Bulk Shear: 1.67 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 ------------------------------------------------------------------------------- 500 228 10 199 7| 15.0 0.0 15.0| 6.6 -1.2 5.4 10.8 0.38| 20.0 7.6 1000 231 12 209 8| 7.0 0.0 7.0| 9.7 -1.6 8.1 8.1 0.39| 11.1 4.3 1500 232 12 211 9| 4.7 0.5 5.2| 9.7 -2.6 7.1 4.7 0.35| 7.9 2.7 2000 233 12 212 8| 3.1 0.3 3.5| 9.7 -2.9 6.8 3.4 0.31| 6.4 2.0 2500 233 11 208 7| 2.5 2.5 5.0| 9.7 -18.1 -8.4 -3.4 -0.08| 7.6 -0.6 3000 234 10 204 6| 2.1 2.1 4.2| 11.2 -27.4 -16.3 -5.4 -0.16| 7.5 -1.2 4000 237 8 196 4| 1.7 1.2 2.9| 12.6 -29.3 -16.7 -4.2 -0.15| 6.5 -1.0 5000 238 8 196 4| 0.2 1.0 1.2| 26.7 -37.8 -11.2 -2.2 -0.07| 7.0 -0.5 6000 237 7 190 4| 0.2 0.7 0.9| 38.2 -52.6 -14.4 -2.4 -0.07| 7.2 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20250425.00.gif