UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 23 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 1007 3 27.4 23.8 81 3.6 24.7 170 6 300.0 303.4 297.7 354.9 18.74 1 1006 13 27.6 24.0 81 3.6 25.0 171 6 300.2 303.7 297.9 356.0 19.00 2 1005 23 27.6 24.0 81 3.6 25.0 173 6 300.3 303.8 298.0 356.2 19.02 3 1003 44 27.6 23.9 80 3.7 24.9 176 6 300.5 304.0 298.0 356.2 18.94 4 1000 74 27.2 23.5 80 3.7 24.5 180 6 300.4 303.7 297.7 354.8 18.53 5 925 757 23.6 21.1 86 2.5 21.8 305 9 303.4 306.6 297.7 354.8 17.28 6 850 1488 19.0 16.6 86 2.4 17.4 335 7 306.0 308.7 296.3 348.4 14.12 7 823 1764 17.4 15.4 88 2.0 16.0 23 9 307.2 309.7 296.1 347.9 13.49 8 766 2373 14.6 10.2 75 4.4 11.8 46 15 310.5 312.5 294.8 342.0 10.26 9 727 2814 13.2 -1.8 35 15.0 5.3 57 21 313.7 314.6 291.2 328.3 4.61 10 700 3131 11.6 -4.4 32 16.0 3.6 65 21 315.3 316.1 291.2 328.0 3.94 11 663 3583 8.8 -13.2 20 22.0 -0.4 82 12 317.1 317.5 290.0 324.0 2.08 12 639 3887 6.0 0.0 65 6.0 2.7 115 9 317.3 318.5 293.4 336.4 6.00 13 626 4056 5.4 0.4 70 5.0 2.7 138 8 318.5 319.7 294.0 338.6 6.31 14 606 4321 4.6 -9.4 35 14.0 -1.7 168 6 320.5 321.1 291.9 330.8 3.09 15 594 4484 2.6 -2.4 70 5.0 -0.0 160 7 320.0 321.1 293.7 337.5 5.41 16 580 4677 1.4 -1.6 80 3.0 -0.2 151 7 320.8 322.0 294.3 339.8 5.88 17 568 4845 0.6 -7.4 55 8.0 -3.1 143 8 321.8 322.6 292.9 334.5 3.86 18 559 4973 -0.5 -5.5 69 5.0 -2.9 137 8 322.0 322.9 293.6 336.9 4.54 19 544 5191 -1.3 -4.0 82 2.7 -2.7 128 8 323.6 324.6 294.5 340.7 5.24 20 525 5474 -3.1 -5.3 85 2.2 -4.2 116 7 324.7 325.7 294.6 340.9 4.92 21 506 5766 -4.1 -10.1 63 6.0 -6.8 104 7 326.9 327.6 294.0 338.7 3.51 22 500 5860 -4.5 -9.5 68 5.0 -6.8 100 7 327.6 328.3 294.3 340.1 3.72 23 464 6446 -7.3 -9.9 82 2.6 -8.5 112 10 331.1 331.9 295.4 344.4 3.89 24 447 6737 -8.1 -13.1 67 5.0 -10.2 118 11 333.7 334.3 295.4 344.5 3.12 25 435 6947 -9.7 -17.7 52 8.0 -12.6 122 13 334.3 334.7 294.8 342.0 2.19 26 400 7590 -14.3 -22.3 51 8.0 -16.8 135 16 336.4 336.7 294.8 342.2 1.60 27 340 8810 -22.7 -27.7 64 5.0 -23.9 89 18 341.0 341.2 295.6 345.3 1.15 28 300 9720 -29.7 -38.7 41 9.0 -31.0 90 18 343.5 343.6 295.6 345.3 0.45 29 284 10108 -33.1 -43.1 36 10.0 -34.3 88 20 344.1 344.1 295.6 345.3 0.30 30 250 10990 -40.5 -49.5 37 9.0 -41.2 95 22 345.9 345.9 295.8 346.5 0.17 31 200 12490 -52.5 -58.5 48 6.0 -52.7 135 23 349.6 349.6 296.6 349.9 0.07 32 151 14240 -68.5 -73.5 48 5.0 -68.5 106 32 351.4 351.4 297.0 351.5 0.01 33 150 14280 -68.5 -73.5 48 5.0 -68.5 105 32 352.1 352.1 297.1 352.1 0.01 34 104 16428 -81.3 -86.3 42 5.0 -81.3 75 63 366.5 366.5 299.9 366.5 0.00 35 100 16650 -81.5 -86.5 42 5.0 -81.5 75 40 370.3 370.3 300.6 370.3 0.00 36 91 17184 -82.1 -87.1 42 5.0 -82.1 62 30 379.2 379.2 302.1 379.2 0.00 37 89 17310 -80.7 -85.7 43 5.0 -80.7 60 28 384.4 384.4 302.9 384.4 0.00 38 85 17570 -82.9 -87.9 42 5.0 -82.9 55 26 385.0 385.0 303.1 385.1 0.00 39 83 17704 -81.3 -86.3 42 5.0 -81.3 53 24 390.9 390.9 303.9 390.9 0.00 40 76 18203 -81.9 -86.9 42 5.0 -81.9 44 19 399.7 399.7 305.2 399.7 0.00 41 73 18431 -80.1 -85.1 43 5.0 -80.1 39 16 408.1 408.1 306.3 408.1 0.00 42 70 18670 -80.7 -85.7 43 5.0 -80.7 35 14 411.7 411.7 306.7 411.8 0.00 43 67 18917 -79.9 -84.9 43 5.0 -79.9 418.7 418.7 307.6 418.7 0.00 44 66 19003 -77.3 -82.3 44 5.0 -77.3 426.1 426.1 308.4 426.2 0.01 45 64 19179 -78.1 -83.1 44 5.0 -78.1 428.1 428.1 308.6 428.2 0.01 TRP 104 16428 -81.3 -86.3 42 5.0 -81.3 75 63 366.5 366.5 299.9 366.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 563.09 mb = 4915.10 m = 16125.47 ft Wetbulb zero: 666.63 mb = 3537.92 m = 11607.20 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 67.06 % Est. max temperature: 33.26 C = 91.87 F Sfc-Lift cond lev (LCL): 956.18 mb = 466.58 m = 1530.77 ft T: 25.13 C 700-500 lapse rate: 5.90 C/km ThetaE index: 30.74 C Layer 850.0- 639.0 mb Conv cond level (CCL): 877.25 mb = 1215.24 m = 3986.95 ft Mean mixing ratio: 17.78 g/kg Conv temperature: 32.54 C = 90.57 F Cap Strength: 1.59 C Lifted Index: -3.17 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.82 C Lifted Index @700 mb: -0.26 C Showalter Index: -0.95 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.10 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 220.20 Risk: None Energy Index: -1.68 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1370.23 J/kg Max Up Vert Vel: 52.35 m/s Conv Inhibition (B-): 22.99 J/kg Cap Strength: 1.59 C Lift Cond Lev (LCL): 915.29 mb = 848.23 m = 2782.89 ft Lev Free Conv (LFC): 840.29 mb = 1586.29 m = 5204.30 ft Equ Level (EL): 140.29 mb = 14672.49 m = 48137.49 ft B at Equ Level: 1368.69 J/kg Max Parcel Lev (MPL): 80.29 mb = 17892.22 m = 58700.79 ft Wind level data Storm motion: 101 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 1007 3 170 6 -1.0 5.9 | 235 8 6.4 4.4 1 1000 74 180 6 0.0 6.0 | 239 9 7.4 4.5 2 974 305 175 6 -0.5 6.0 | 237 8 6.9 4.5 3 941 610 290 6 5.6 -2.1 | 285 14 13.1 -3.6 4 925 757 305 9 7.4 -5.2 | 294 16 14.8 -6.7 5 908 914 310 9 6.9 -5.8 | 297 16 14.3 -7.3 6 877 1219 310 8 6.1 -5.1 | 296 15 13.6 -6.6 7 850 1488 335 7 3.0 -6.3 | 307 13 10.4 -7.8 8 816 1829 35 9 -5.2 -7.4 | 346 9 2.3 -8.9 9 788 2134 50 13 -10.0 -8.4 | 14 10 -2.5 -9.9 10 760 2438 45 16 -11.3 -11.3 | 17 13 -3.9 -12.8 11 733 2743 55 21 -17.2 -12.0 | 36 17 -9.8 -13.5 12 700 3131 65 21 -19.0 -8.9 | 48 16 -11.6 -10.4 13 656 3658 85 10 -10.0 -0.9 | 47 3 -2.5 -2.4 14 608 4267 170 6 -1.0 5.9 | 235 8 6.4 4.4 15 564 4877 140 8 -5.1 6.1 | 206 5 2.3 4.6 16 500 5860 100 7 -6.9 1.2 | 297 1 0.6 -0.3 17 485 6096 105 8 -7.7 2.1 | 154 1 -0.3 0.6 18 400 7590 135 16 -11.3 11.3 | 158 11 -3.9 9.8 19 398 7620 135 17 -12.0 12.0 | 157 11 -4.6 10.5 20 324 9144 75 18 -17.4 -4.7 | 58 12 -9.9 -6.2 21 300 9720 90 18 -18.0 0.0 | 82 11 -10.6 -1.5 22 262 10668 85 24 -23.9 -2.1 | 78 17 -16.5 -3.6 23 250 10990 95 22 -21.9 1.9 | 92 14 -14.5 0.4 24 200 12490 135 23 -16.3 16.3 | 149 17 -8.8 14.8 25 150 14280 105 32 -30.9 8.3 | 106 24 -23.5 6.8 26 127 15240 105 45 -43.5 11.6 | 106 37 -36.0 10.1 27 104 16428 75 63 -60.9 -16.3 | 72 56 -53.4 -17.8 28 100 16650 75 40 -38.6 -10.4 | 69 33 -31.2 -11.9 29 98 16764 70 34 -31.9 -11.6 | 62 28 -24.5 -13.1 30 70 18670 35 14 -8.0 -11.5 | 3 13 -0.6 -13.0 Wind Parameters Mean winds (0-6000m): 71.4 at 10.1 knts Storm direction: 101.4 at 7.6 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 168.5 deg Storm rel helicity (0-3000m) pos: 121.0 neg: -1.2 tot: 119.8 m^2/s^2 ave: 39.9 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.2 10^-3/s Energy-Hel index: 0.72 Bulk Rich Number: 53.03 Bulk Shear: 25.84 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 ------------------------------------------------------------------------------- 500 189 6 242 9| 7.9 0.0 7.9| 17.8 -0.5 17.3 34.6 0.66| 9.4 6.2 1000 263 7 272 14| 7.1 0.0 7.1| 44.6 -0.5 44.0 44.0 0.75| 9.1 6.8 1500 292 7 286 15| 4.5 0.0 4.5| 55.8 -1.2 54.6 36.4 0.73| 7.6 5.5 2000 324 8 303 14| 4.0 0.0 4.0| 84.3 -1.2 83.2 41.6 0.79| 8.5 6.7 2500 5 9 327 12| 4.3 0.0 4.3| 95.1 -1.2 94.0 37.6 0.76| 8.1 6.1 3000 29 11 349 11| 4.0 0.0 4.0|121.0 -1.2 119.8 39.9 0.78| 8.0 6.2 4000 49 12 8 9| 0.6 0.0 0.6|133.5 -1.6 132.0 33.0 0.66| 8.7 5.7 5000 61 11 16 7| 0.2 0.3 0.5|138.1 -7.0 131.1 26.2 0.58| 7.9 4.6 6000 71 10 24 5| 0.1 0.6 0.7|138.4 -7.2 131.2 21.9 0.55| 7.0 3.8 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250423.00.gif