UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:1200Z 30 APR 25 Station: VOCC WMO ident: 43353 Latitude: 9.95 Longitude: 76.27 Elevation: 3.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1004 3 31.2 24.2 66 7.0 26.0 250 10 304.0 307.6 299.0 361.5 19.27 1 1003 15 30.8 23.8 66 7.0 25.6 250 10 303.7 307.2 298.7 359.7 18.82 2 1001 40 30.4 23.4 66 7.0 25.2 250 10 303.5 306.9 298.3 358.2 18.40 3 1000 52 30.4 23.4 66 7.0 25.2 250 10 303.5 307.0 298.4 358.3 18.41 4 953 478 26.2 22.6 81 3.6 23.6 262 10 303.5 306.9 298.4 358.2 18.41 5 925 739 25.2 20.2 74 5.0 21.6 290 9 305.1 308.1 297.4 353.9 16.32 6 866 1314 22.4 15.4 65 7.0 17.6 215 2 308.0 310.4 295.9 346.7 12.81 7 850 1475 21.2 16.2 73 5.0 17.7 120 1 308.4 310.9 296.6 350.0 13.76 8 721 2874 11.6 9.1 85 2.5 10.0 78 20 312.7 314.6 295.3 343.9 10.12 9 716 2932 11.4 8.8 84 2.6 9.7 78 21 313.1 315.0 295.3 344.0 9.98 10 700 3121 10.8 6.0 72 4.8 7.9 75 24 314.4 316.1 294.5 340.7 8.41 11 690 3241 10.2 5.2 71 5.0 7.2 72 24 315.1 316.6 294.4 340.3 8.07 12 665 3547 9.2 -6.8 32 16.0 1.5 63 25 317.3 318.0 291.3 328.5 3.45 13 641 3850 7.6 -2.4 49 10.0 2.4 66 20 318.8 319.8 293.0 335.0 5.01 14 623 4084 6.2 -7.8 36 14.0 -0.4 73 14 319.8 320.5 292.0 331.0 3.41 15 589 4541 3.2 -4.8 56 8.0 -0.8 53 8 321.5 322.4 293.4 336.4 4.55 16 538 5269 -1.1 -9.1 55 8.0 -4.7 1 6 324.8 325.5 293.5 336.7 3.57 17 500 5850 -3.5 -18.5 30 15.0 -8.9 340 5 328.8 329.1 293.0 335.0 1.78 18 460 6508 -7.3 -19.3 38 12.0 -11.5 360 7 332.0 332.3 293.9 338.3 1.80 19 448 6715 -8.5 -26.5 22 18.0 -13.7 7 8 333.0 333.2 293.4 336.5 0.98 20 400 7590 -13.3 -35.3 14 22.0 -18.1 40 11 337.7 337.8 294.2 339.5 0.47 21 388 7821 -14.9 -37.9 12 23.0 -19.4 46 10 338.6 338.6 294.3 340.0 0.38 22 324 9163 -24.1 -38.1 26 14.0 -26.5 20 12 343.8 343.9 295.6 345.5 0.44 23 300 9720 -28.5 -41.5 28 13.0 -30.3 20 7 345.2 345.3 295.8 346.6 0.34 24 250 11010 -38.9 -48.9 34 10.0 -39.7 120 6 348.2 348.3 296.4 349.0 0.18 25 211 12157 -47.7 -55.7 39 8.0 -48.1 162 8 351.8 351.8 297.1 352.2 0.10 26 200 12510 -50.9 -58.9 38 8.0 -51.2 175 8 352.2 352.2 297.1 352.5 0.07 27 150 14330 -66.5 -73.5 37 7.0 -66.5 160 21 355.5 355.5 297.8 355.6 0.01 28 138 14832 -71.1 -78.1 35 7.0 -71.1 152 18 356.0 356.0 297.9 356.0 0.01 29 132 15097 -70.9 -77.9 35 7.0 -70.9 148 17 360.9 360.9 298.9 360.9 0.01 30 102 16589 -82.3 -89.3 29 7.0 -82.3 185 15 366.6 366.6 299.9 366.6 0.00 31 100 16700 -82.1 -89.1 29 7.0 -82.1 150 3 369.1 369.1 300.4 369.1 0.00 32 95 16990 -81.9 -88.9 29 7.0 -81.9 152 11 374.9 374.9 301.4 375.0 0.00 33 93 17111 -79.7 -86.7 30 7.0 -79.7 145 11 381.6 381.6 302.5 381.6 0.00 34 77 18182 -82.5 -89.5 29 7.0 -82.5 85 12 396.9 396.9 304.8 396.9 0.00 35 74 18409 -78.1 -85.1 31 7.0 -78.1 73 12 410.7 410.7 306.6 410.7 0.00 36 70 18730 -76.3 -83.3 32 7.0 -76.3 55 12 421.2 421.2 307.9 421.2 0.01 37 69 18814 -74.9 -81.9 33 7.0 -74.9 49 12 425.9 425.9 308.4 425.9 0.01 38 65 19165 -73.7 -80.7 33 7.0 -73.7 25 14 435.9 435.9 309.4 435.9 0.01 39 59 19732 -75.7 -82.7 32 7.0 -75.7 346 17 443.6 443.6 310.3 443.6 0.01 40 58 19831 -74.9 -81.9 33 7.0 -74.9 340 18 447.6 447.6 310.6 447.6 0.01 41 57 19934 -71.7 -79.7 29 8.0 -71.8 333 18 457.1 457.1 311.5 457.1 0.01 42 55 20146 -72.1 -79.1 34 7.0 -72.2 318 19 460.9 460.9 311.8 460.9 0.01 43 54 20256 -68.5 -76.5 31 8.0 -68.7 311 20 471.6 471.6 312.8 471.7 0.02 44 52 20483 -69.5 -77.5 30 8.0 -69.6 296 21 474.4 474.4 313.0 474.5 0.02 45 50 20720 -66.1 -74.1 32 8.0 -66.3 280 22 487.7 487.7 314.1 487.9 0.03 46 48 20968 -66.1 -74.1 32 8.0 -66.3 493.4 493.5 314.5 493.7 0.03 47 46 21225 -67.7 -75.7 31 8.0 -67.9 495.6 495.6 314.7 495.8 0.03 48 45 21357 -66.1 -74.1 32 8.0 -66.3 502.6 502.7 315.1 502.9 0.04 49 44 21495 -62.9 -70.9 33 8.0 -63.2 513.7 513.7 315.9 514.1 0.06 50 39 22233 -65.7 -73.7 32 8.0 -66.0 524.6 524.7 316.6 524.9 0.05 51 38 22391 -63.7 -71.7 33 8.0 -64.0 533.7 533.7 317.2 534.1 0.06 52 34 23077 -61.7 -70.7 29 9.0 -62.2 556.2 556.2 318.5 556.7 0.08 TRP 102 16589 -82.3 -89.3 29 7.0 -82.3 185 15 366.6 366.6 299.9 366.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 551.05 mb = 5082.37 m = 16674.24 ft Wetbulb zero: 625.55 mb = 4050.17 m = 13287.78 ft Precipitable water: 2.08 inches Sfc-500 mean rel hum: 62.49 % Est. max temperature: 35.46 C = 95.83 F Sfc-Lift cond lev (LCL): 907.85 mb = 902.15 m = 2959.79 ft T: 24.40 C 700-500 lapse rate: 5.24 C/km ThetaE index: 15.46 C Layer 700.0- 641.0 mb Conv cond level (CCL): 825.69 mb = 1721.72 m = 5648.61 ft Mean mixing ratio: 17.52 g/kg Conv temperature: 36.34 C = 97.41 F Cap Strength: 2.68 C Lifted Index: -2.76 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.50 C Lifted Index @700 mb: -1.47 C Showalter Index: -0.53 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 19.70 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 201.40 Risk: None Energy Index: -2.91 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1197.21 J/kg Max Up Vert Vel: 48.93 m/s Conv Inhibition (B-): 75.29 J/kg Cap Strength: 2.68 C Lift Cond Lev (LCL): 885.79 mb = 1116.54 m = 3663.13 ft Lev Free Conv (LFC): 780.79 mb = 2196.96 m = 7207.80 ft Equ Level (EL): 140.79 mb = 14711.40 m = 48265.18 ft B at Equ Level: 1193.65 J/kg Max Parcel Lev (MPL): 80.79 mb = 17909.54 m = 58757.63 ft Wind level data Storm motion: 89 at 8 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 1004 3 250 10 9.4 3.4 | 258 18 17.6 3.6 1 1000 52 250 10 9.4 3.4 | 258 18 17.6 3.6 2 972 305 245 11 10.0 4.6 | 255 19 18.1 4.8 3 939 610 275 10 10.0 -0.9 | 272 18 18.1 -0.7 4 925 739 290 9 8.5 -3.1 | 280 17 16.6 -2.9 5 907 914 290 6 5.6 -2.1 | 278 14 13.8 -1.9 6 875 1219 270 2 2.0 -0.0 | 269 10 10.2 0.2 7 850 1475 120 1 -0.9 0.5 | 265 7 7.3 0.7 8 815 1829 90 3 -3.0 0.0 | 268 5 5.2 0.2 9 786 2134 80 11 -10.8 -1.9 | 57 3 -2.7 -1.7 10 759 2438 85 14 -13.9 -1.2 | 80 6 -5.8 -1.0 11 732 2743 80 18 -17.7 -3.1 | 73 10 -9.6 -3.0 12 700 3121 75 24 -23.2 -6.2 | 68 16 -15.0 -6.0 13 655 3658 60 25 -21.7 -12.5 | 48 18 -13.5 -12.3 14 608 4267 80 9 -8.9 -1.6 | 27 2 -0.7 -1.4 15 564 4877 15 7 -1.8 -6.8 | 316 9 6.3 -6.6 16 500 5850 340 5 1.7 -4.7 | 295 11 9.9 -4.5 17 484 6096 345 6 1.6 -5.8 | 300 11 9.7 -5.6 18 400 7590 40 11 -7.1 -8.4 | 352 8 1.1 -8.3 19 398 7620 50 10 -7.7 -6.4 | 355 6 0.5 -6.3 20 324 9144 20 12 -4.1 -11.3 | 340 12 4.1 -11.1 21 300 9720 20 7 -2.4 -6.6 | 318 9 5.8 -6.4 22 262 10668 80 3 -3.0 -0.5 | 274 5 5.2 -0.3 23 250 11010 120 6 -5.2 3.0 | 223 4 3.0 3.2 24 200 12510 175 8 -0.7 8.0 | 223 11 7.5 8.1 25 150 14330 160 21 -7.2 19.7 | 183 20 1.0 19.9 26 128 15240 145 16 -9.2 13.1 | 176 13 -1.0 13.3 27 102 16589 185 15 1.3 14.9 | 212 18 9.5 15.1 28 100 16700 150 3 -1.5 2.6 | 247 7 6.7 2.8 29 99 16764 165 11 -2.8 10.6 | 206 12 5.3 10.8 30 70 18730 55 12 -9.8 -6.9 | 14 7 -1.7 -6.7 31 50 20720 280 22 21.7 -3.8 | 277 30 29.8 -3.6 Wind Parameters Mean winds (0-6000m): 58.8 at 10.9 knts Storm direction: 88.8 at 8.2 knts Shear (0-3000m) pos: 1.1 neg: 4.5 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 171.2 deg Storm rel helicity (0-3000m) pos: 41.7 neg: -20.8 tot: 20.9 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.5 10^-3/s Energy-Hel index: 0.29 Bulk Rich Number: 19.93 Bulk Shear: 60.06 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 ------------------------------------------------------------------------------- 500 250 11 258 18| 2.7 0.0 2.7| 18.1 -5.1 13.0 25.9 0.52| 5.2 2.7 1000 264 9 266 18| 3.4 0.0 3.4| 36.9 -9.3 27.6 27.6 0.40| 7.0 2.8 1500 265 7 267 15| 2.3 2.0 4.3| 38.1 -16.8 21.4 14.2 0.17| 7.0 1.2 2000 264 6 267 14| 1.7 3.1 4.8| 39.4 -16.9 22.5 11.2 0.20| 7.0 1.4 2500 271 7 270 15| 1.4 4.0 5.4| 41.7 -16.9 24.8 9.9 0.28| 7.3 2.0 3000 77 9 20 2| 1.1 4.5 5.7| 41.7 -20.8 20.9 7.0 0.20| 7.4 1.5 4000 70 13 41 6| 0.3 3.7 4.0| 46.5 -48.4 -1.9 -0.5 0.06| 7.8 0.5 5000 66 12 31 5| 0.3 1.8 2.0| 46.5 -58.7 -12.1 -2.4 -0.05| 7.9 -0.4 6000 59 11 12 6| 0.2 1.2 1.4| 47.9 -67.1 -19.2 -3.2 -0.08| 6.9 -0.6 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250430.12.gif