UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for DI548... Searching the city database file for: DI548 ... Date:1200Z 16 APR 25 Station: DI548 WMO ident: 65548 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 133 SFC 976 350 28.6 22.6 70 6.0 24.2 240 4 303.9 307.2 298.2 357.3 17.96 2 964 460 27.2 21.2 70 6.0 22.9 240 6 303.5 306.6 297.3 353.0 16.66 3 925 825 23.4 20.4 83 3.0 21.2 260 7 303.2 306.3 297.1 352.3 16.53 4 919 882 23.2 20.1 83 3.1 21.0 263 8 303.6 306.6 297.1 352.1 16.32 5 913 939 23.0 19.9 83 3.1 20.8 273 7 304.0 307.0 297.1 352.2 16.23 6 906 1007 23.4 19.7 80 3.7 20.8 297 6 305.0 308.0 297.3 353.3 16.15 7 853 1532 21.0 15.0 69 6.0 16.9 92 5 307.8 310.2 295.8 346.1 12.67 8 850 1563 20.8 14.8 69 6.0 16.7 100 5 307.9 310.3 295.7 345.9 12.55 9 840 1665 20.0 15.0 73 5.0 16.6 94 5 308.1 310.6 296.0 347.1 12.87 10 790 2192 17.2 10.2 63 7.0 12.7 88 13 310.6 312.5 294.6 341.1 9.94 11 729 2873 12.2 7.2 71 5.0 9.1 87 18 312.3 314.0 294.2 339.5 8.78 12 712 3071 11.6 2.6 54 9.0 6.5 83 14 313.8 315.0 292.9 334.2 6.49 13 700 3213 10.4 3.4 62 7.0 6.3 80 11 314.0 315.3 293.3 335.9 7.00 14 628 4107 4.8 0.1 72 4.7 2.2 77 14 317.5 318.7 293.6 337.1 6.15 15 623 4172 4.4 -1.6 65 6.0 1.3 75 14 317.8 318.8 293.2 335.3 5.47 16 603 4437 2.4 -1.4 76 3.8 0.4 70 15 318.4 319.6 293.5 336.8 5.74 17 600 4477 2.4 -1.6 75 4.0 0.3 70 16 318.9 320.0 293.6 337.1 5.68 18 568 4918 0.0 -5.0 69 5.0 -2.4 70 17 321.1 322.0 293.4 336.3 4.65 19 555 5104 -0.7 -7.7 59 7.0 -4.0 69 16 322.4 323.2 293.1 335.2 3.86 20 524 5560 -3.7 -6.8 79 3.1 -5.2 67 14 324.2 325.0 294.0 338.7 4.39 21 500 5930 -4.9 -11.9 58 7.0 -7.8 65 12 327.1 327.7 293.7 337.5 3.07 22 499 5946 -5.1 -12.1 58 7.0 -8.0 65 12 327.0 327.6 293.6 337.3 3.03 23 483 6202 -6.1 -20.1 32 14.0 -10.9 71 13 328.8 329.2 292.9 334.5 1.60 24 468 6449 -7.7 -15.7 53 8.0 -10.8 73 14 329.8 330.3 293.9 338.1 2.41 25 440 6929 -10.3 -23.3 34 13.0 -14.3 78 16 332.4 332.7 293.6 337.2 1.33 26 426 7178 -11.5 -29.5 21 18.0 -16.1 81 18 334.0 334.1 293.5 336.9 0.78 27 400 7660 -14.5 -27.5 32 13.0 -17.9 95 20 336.1 336.3 294.3 339.8 1.00 28 361 8429 -19.9 338.9 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 568.00 mb = 4918.27 m = 16135.85 ft Wetbulb zero: 596.67 mb = 4521.96 m = 14835.65 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 69.38 % Est. max temperature: 33.53 C = 92.35 F Sfc-Lift cond lev (LCL): 894.91 mb = 1114.13 m = 3655.23 ft T: 22.91 C 700-500 lapse rate: 5.63 C/km ThetaE index: 12.92 C Layer 790.0- 700.0 mb Conv cond level (CCL): 799.18 mb = 2093.09 m = 6867.02 ft Mean mixing ratio: 16.16 g/kg Conv temperature: 34.84 C = 94.71 F Cap Strength: 2.63 C Lifted Index: -2.81 C Risk: Severe thunderstorms possible Lifted Index @700 mb: -0.87 C Showalter Index: -0.44 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 19.70 C K Index: 33.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 199.60 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 501.95 J/kg Max Up Vert Vel: 31.68 m/s Conv Inhibition (B-): 89.09 J/kg Cap Strength: 2.63 C Lift Cond Lev (LCL): 868.22 mb = 1378.17 m = 4521.50 ft Lev Free Conv (LFC): 743.22 mb = 2709.37 m = 8888.90 ft Wind level data Storm motion: 108 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 ---------------------------------------------------------- 0 976 350 240 4 3.5 2.0 | 274 12 12.0 -0.8 1 948 610 240 8 6.9 4.0 | 265 15 15.4 1.2 2 925 825 260 7 6.9 1.2 | 276 15 15.4 -1.5 3 916 914 265 8 8.0 0.7 | 277 17 16.5 -2.1 4 884 1219 10 1 -0.2 -1.0 | 294 9 8.3 -3.7 5 850 1563 100 5 -4.9 0.9 | 298 4 3.6 -1.9 6 824 1829 85 6 -6.0 -0.5 | 322 4 2.5 -3.3 7 795 2134 90 12 -12.0 0.0 | 52 4 -3.5 -2.8 8 767 2438 80 16 -15.8 -2.8 | 53 9 -7.2 -5.5 9 740 2743 90 20 -20.0 0.0 | 76 12 -11.5 -2.8 10 700 3213 80 11 -10.8 -1.9 | 26 5 -2.3 -4.7 11 663 3658 95 12 -12.0 1.0 | 63 4 -3.4 -1.7 12 614 4267 70 15 -14.1 -5.1 | 35 10 -5.6 -7.9 13 570 4877 70 17 -16.0 -5.8 | 41 11 -7.5 -8.6 14 500 5930 65 12 -10.9 -5.1 | 17 8 -2.4 -7.8 15 489 6096 70 12 -11.3 -4.1 | 22 7 -2.8 -6.9 16 402 7620 85 20 -19.9 -1.7 | 68 12 -11.4 -4.5 17 400 7660 95 20 -19.9 1.7 | 85 11 -11.4 -1.0 Wind Parameters Mean winds (0-6000m): 78.0 at 11.9 knts Storm direction: 108.0 at 9.0 knts Shear (0-3000m) pos: 2.3 neg: 0.4 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 122.0 deg Storm rel helicity (0-3000m) pos: 56.6 neg: -21.1 tot: 35.6 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 2.3 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 11.04 Bulk Shear: 45.48 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 ------------------------------------------------------------------------------- 500 246 7 270 15| 4.0 0.0 4.0| 10.2 -5.4 4.8 9.6 0.15| 6.5 1.0 1000 255 5 276 14| 3.3 0.0 3.3| 36.6 -6.9 29.7 29.7 0.41| 9.6 3.9 1500 237 5 270 13| 3.5 0.0 3.5| 39.6 -7.9 31.7 21.1 0.38| 8.5 3.2 2000 108 7 289 2| 2.6 2.2 4.8| 44.7 -7.9 36.7 18.4 0.44| 8.7 3.8 2500 92 9 10 3| 2.7 1.7 4.4| 55.9 -11.4 44.5 17.8 0.42| 8.6 3.6 3000 89 10 23 3| 2.3 0.4 2.7| 56.6 -21.1 35.6 11.9 0.26| 8.5 2.3 4000 87 11 31 4| 1.9 0.9 2.8| 59.0 -26.4 32.6 8.2 0.21| 7.6 1.6 5000 81 12 33 6| 1.5 0.7 2.2| 61.4 -31.1 30.3 6.1 0.18| 6.4 1.2 6000 78 12 31 6| 1.4 0.5 1.9| 65.3 -36.3 29.0 4.8 0.16| 5.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//DI548/skewt/DI548.skewt.20250416.12.gif