UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 20 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 1006 3 26.8 23.8 84 3.0 24.6 115 6 299.4 302.9 297.5 354.3 18.76 1 1005 12 26.8 23.8 84 3.0 24.6 114 6 299.5 302.9 297.6 354.5 18.78 2 1004 21 26.8 23.9 84 2.9 24.7 113 5 299.6 303.1 297.7 355.0 18.92 3 1003 30 26.8 23.9 84 2.9 24.7 113 5 299.7 303.1 297.7 355.2 18.94 4 1002 39 26.8 23.9 84 2.9 24.7 112 5 299.8 303.2 297.8 355.3 18.96 5 1000 57 26.8 23.9 84 2.9 24.7 110 4 300.0 303.4 297.8 355.7 19.00 6 991 137 27.6 24.0 81 3.6 24.9 56 4 301.5 305.1 298.4 358.5 19.29 7 936 638 24.0 20.6 81 3.4 21.6 285 7 302.8 305.9 297.0 351.8 16.54 8 925 741 23.8 19.4 76 4.4 20.7 285 9 303.6 306.5 296.5 349.7 15.51 9 911 874 23.2 16.2 65 7.0 18.4 281 8 304.4 306.7 294.9 342.6 12.82 10 880 1174 20.8 18.3 86 2.5 19.1 272 5 304.9 307.7 296.7 350.3 15.21 11 850 1472 19.4 15.5 78 3.9 16.7 280 3 306.5 308.9 295.7 346.0 13.14 12 747 2572 13.8 10.4 80 3.4 11.6 81 12 311.9 313.9 295.4 344.7 10.67 13 700 3117 10.6 1.6 54 9.0 5.6 70 20 314.2 315.4 292.7 333.6 6.15 14 695 3177 10.0 0.0 50 10.0 4.6 71 19 314.2 315.3 292.2 331.6 5.51 15 685 3297 9.2 1.2 57 8.0 4.8 73 17 314.6 315.8 292.7 333.8 6.10 16 670 3481 9.8 -5.2 34 15.0 2.4 77 14 317.3 318.0 291.7 329.8 3.87 17 662 3581 8.8 1.8 61 7.0 4.8 78 12 317.3 318.5 293.9 338.2 6.60 18 647 3771 8.4 -11.6 23 20.0 -0.3 77 11 318.9 319.4 290.9 327.0 2.43 19 619 4135 5.2 -1.8 61 7.0 1.5 65 10 319.3 320.3 293.5 336.7 5.42 20 561 4933 0.4 -4.6 69 5.0 -2.1 28 13 322.7 323.7 294.0 338.6 4.85 21 529 5403 -1.7 -24.7 15 23.0 -8.8 1 15 325.7 325.9 291.5 329.1 0.98 22 500 5850 -4.9 -26.9 16 22.0 -11.2 335 17 327.1 327.2 291.7 330.1 0.84 23 472 6301 -6.9 -33.9 10 27.0 -13.3 353 16 330.0 330.1 292.2 331.7 0.46 24 418 7236 -13.1 -39.1 9 26.0 -18.1 53 12 333.7 333.8 293.0 334.9 0.31 25 400 7570 -14.3 -26.3 35 12.0 -17.6 75 11 336.4 336.6 294.4 340.5 1.12 26 390 7763 -15.5 -26.5 38 11.0 -18.5 70 10 337.3 337.5 294.7 341.4 1.12 27 369 8180 -17.9 -30.9 31 13.0 -20.9 68 9 339.5 339.6 294.9 342.4 0.79 28 331 8987 -24.1 -38.1 26 14.0 -26.4 66 8 341.7 341.8 295.1 343.4 0.43 29 316 9325 -26.5 -34.5 47 8.0 -27.9 67 8 342.9 343.0 295.6 345.4 0.65 30 300 9700 -29.3 -34.3 62 5.0 -30.2 70 8 344.1 344.2 295.9 346.8 0.70 31 295 9821 -30.1 -35.1 62 5.0 -30.9 67 8 344.6 344.7 296.0 347.1 0.66 32 250 10990 -39.3 -45.3 53 6.0 -39.8 60 10 347.6 347.7 296.4 348.7 0.27 33 200 12480 -51.9 -57.9 48 6.0 -52.1 105 13 350.6 350.6 296.8 350.9 0.08 34 150 14290 -66.9 -73.9 37 7.0 -67.0 125 23 354.8 354.8 297.7 354.9 0.01 35 132 15057 -74.1 -80.1 39 6.0 -74.1 121 23 355.2 355.2 297.7 355.2 0.00 36 100 16660 -81.3 -87.3 35 6.0 -81.3 85 32 370.6 370.6 300.7 370.7 0.00 37 88 17375 -82.9 -88.9 35 6.0 -82.9 381.2 381.2 302.5 381.3 0.00 38 80 17907 -82.5 -88.5 35 6.0 -82.5 392.6 392.6 304.2 392.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 554.90 mb = 5022.34 m = 16477.30 ft Wetbulb zero: 647.80 mb = 3760.53 m = 12337.56 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 61.74 % Est. max temperature: 33.52 C = 92.34 F Sfc-Lift cond lev (LCL): 963.54 mb = 383.38 m = 1257.78 ft T: 25.83 C 700-500 lapse rate: 5.67 C/km ThetaE index: 18.72 C Layer 850.0- 685.0 mb Conv cond level (CCL): 855.39 mb = 1417.61 m = 4650.88 ft Mean mixing ratio: 17.06 g/kg Conv temperature: 33.56 C = 92.40 F Cap Strength: 2.02 C Lifted Index: -2.99 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.48 C Lifted Index @700 mb: -0.79 C Showalter Index: -0.47 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.40 C K Index: 30.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 209.00 Risk: None Energy Index: -3.00 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 790.54 J/kg Max Up Vert Vel: 39.76 m/s Conv Inhibition (B-): 55.00 J/kg Cap Strength: 2.02 C Lift Cond Lev (LCL): 902.97 mb = 950.45 m = 3118.24 ft Lev Free Conv (LFC): 737.97 mb = 2674.11 m = 8773.24 ft Equ Level (EL): 167.97 mb = 13578.21 m = 44547.38 ft B at Equ Level: 783.76 J/kg Max Parcel Lev (MPL): 87.97 mb = 17377.45 m = 57011.93 ft Wind level data Storm motion: 68 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 1006 3 115 6 -5.4 2.5 | 198 6 1.8 5.5 1 1000 57 110 4 -3.8 1.4 | 219 6 3.5 4.3 2 972 305 300 3 2.6 -1.5 | 262 10 9.8 1.4 3 939 610 285 7 6.8 -1.8 | 265 14 14.0 1.1 4 925 741 285 9 8.7 -2.3 | 268 16 15.9 0.6 5 907 914 280 8 7.9 -1.4 | 264 15 15.1 1.5 6 875 1219 270 5 5.0 -0.0 | 256 13 12.2 2.9 7 850 1472 280 3 3.0 -0.5 | 257 10 10.2 2.4 8 815 1829 305 2 1.6 -1.1 | 259 9 8.9 1.8 9 786 2134 105 5 -4.8 1.3 | 210 5 2.4 4.2 10 758 2438 85 10 -10.0 -0.9 | 127 3 -2.7 2.1 11 732 2743 75 15 -14.5 -3.9 | 83 7 -7.3 -0.9 12 700 3117 70 20 -18.8 -6.8 | 71 12 -11.6 -3.9 13 655 3658 80 11 -10.8 -1.9 | 106 4 -3.6 1.0 14 608 4267 60 10 -8.7 -5.0 | 35 3 -1.4 -2.1 15 564 4877 30 13 -6.5 -11.3 | 355 8 0.7 -8.3 16 500 5850 335 17 7.2 -15.4 | 311 19 14.4 -12.5 17 484 6096 340 17 5.8 -16.0 | 315 18 13.0 -13.0 18 400 7570 75 11 -10.6 -2.8 | 92 3 -3.4 0.1 19 397 7620 70 10 -9.4 -3.4 | 78 2 -2.2 -0.5 20 323 9144 65 8 -7.3 -3.4 | 3 0 -0.0 -0.4 21 300 9700 70 8 -7.5 -2.7 | 125 0 -0.3 0.2 22 262 10668 45 7 -4.9 -4.9 | 311 3 2.3 -2.0 23 250 10990 60 10 -8.7 -5.0 | 35 3 -1.4 -2.1 24 200 12480 105 13 -12.6 3.4 | 140 8 -5.3 6.3 25 150 14290 125 23 -18.8 13.2 | 144 20 -11.6 16.1 26 127 15240 120 23 -19.9 11.5 | 139 19 -12.7 14.4 27 100 16660 85 32 -31.9 -2.8 | 90 25 -24.7 0.2 28 98 16764 80 29 -28.6 -5.0 | 84 21 -21.3 -2.1 Wind Parameters Mean winds (0-6000m): 37.9 at 10.4 knts Storm direction: 67.9 at 7.8 knts Shear (0-3000m) pos: 1.5 neg: 1.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): -123.9 deg Storm rel helicity (0-3000m) pos: 16.3 neg: -31.2 tot: -14.9 m^2/s^2 ave: -5.0 10^-3 m/s^2 rel: -0.19 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -1.6 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 45.63 Bulk Shear: 17.33 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 ------------------------------------------------------------------------------- 500 303 4 266 11| 11.9 0.0 11.9| 10.1 -3.5 6.6 13.2 0.40| 14.8 5.9 1000 285 6 264 13| 6.0 1.1 7.0| 11.9 -9.2 2.7 2.7 0.25| 10.0 2.5 1500 281 6 262 13| 2.6 0.7 3.4| 12.0 -13.4 -1.5 -1.0 0.15| 8.2 1.2 2000 285 5 262 12| 1.7 0.5 2.3| 16.3 -13.4 2.8 1.4 0.19| 7.7 1.4 2500 292 5 266 12| 1.8 0.4 2.3| 16.3 -24.0 -7.7 -3.1 -0.13| 8.5 -1.1 3000 45 7 309 3| 1.5 1.0 2.5| 16.3 -31.2 -14.9 -5.0 -0.19| 8.4 -1.6 4000 66 9 55 1| 0.5 0.6 1.0| 23.9 -34.0 -10.1 -2.5 -0.13| 8.0 -1.0 5000 59 9 22 2| 0.4 1.4 1.7| 23.9 -42.3 -18.4 -3.7 -0.19| 7.4 -1.4 6000 38 10 351 5| 0.3 1.9 2.2| 26.6 -77.2 -50.6 -8.4 -0.26| 7.3 -1.9 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250420.00.gif