UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for WBKK... Searching the city database file for: WBKK ... Date:1200Z 25 DEC 25 Station: WBKK WMO ident: 96471 Latitude: 5.93 Longitude: 116.05 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 27.6 25.8 90 1.8 26.3 120 3 300.2 304.0 299.2 362.5 21.20 1 1000 64 27.6 25.8 90 1.8 26.3 120 6 300.8 304.7 299.4 363.7 21.35 2 996 100 28.0 25.9 88 2.1 26.4 142 5 301.5 305.5 299.7 365.3 21.57 3 966 371 25.4 24.7 96 0.7 24.9 279 2 301.5 305.3 299.2 362.7 20.68 4 925 753 22.2 22.2 100 0.0 22.2 345 2 302.0 305.4 298.0 356.7 18.51 5 850 1487 18.8 17.7 93 1.1 18.1 65 3 305.8 308.7 296.9 351.3 15.16 6 783 2190 16.2 12.3 78 3.9 13.6 73 5 310.3 312.5 295.7 345.6 11.56 7 770 2333 16.2 9.2 63 7.0 11.7 69 6 311.8 313.6 294.6 341.2 9.53 8 706 3066 11.0 6.1 72 4.9 8.0 64 8 313.9 315.5 294.3 340.1 8.40 9 700 3137 10.6 5.8 72 4.8 7.7 60 9 314.2 315.8 294.3 340.1 8.29 10 678 3403 9.8 3.8 66 6.0 6.3 55 12 316.2 317.6 294.2 339.7 7.44 11 594 4487 2.6 0.1 84 2.5 1.2 42 12 320.0 321.3 294.6 340.9 6.50 12 578 4708 0.8 0.7 99 0.1 0.7 40 11 320.4 321.8 295.0 342.9 6.99 13 515 5627 -4.1 -4.1 100 0.0 -4.1 64 9 325.3 326.4 295.1 343.4 5.49 14 500 5860 -5.3 -5.3 100 0.0 -5.3 90 8 326.6 327.6 295.2 343.7 5.16 15 488 6051 -6.1 -6.5 97 0.4 -6.3 94 9 327.9 328.8 295.3 344.0 4.83 16 477 6230 -6.5 -8.5 86 2.0 -7.4 94 10 329.5 330.4 295.2 343.8 4.22 17 453 6633 -8.3 -12.8 70 4.5 -10.2 91 13 332.2 332.8 295.0 343.0 3.16 18 427 7090 -11.1 -18.1 56 7.0 -13.6 88 17 334.3 334.7 294.8 341.9 2.15 19 400 7590 -14.1 -21.1 55 7.0 -16.4 85 21 336.7 337.0 295.0 343.0 1.78 20 376 8057 -17.9 -21.1 76 3.2 -18.9 95 16 337.6 338.0 295.4 344.4 1.89 21 300 9710 -28.9 -30.3 88 1.4 -29.2 135 7 344.6 344.9 296.3 348.5 1.03 22 250 10990 -39.1 -41.4 79 2.3 -39.4 105 10 347.9 348.0 296.5 349.6 0.41 23 200 12470 -51.9 -57.9 48 6.0 -52.1 145 18 350.6 350.6 296.8 350.9 0.08 24 170 13505 -61.7 -67.7 45 6.0 -61.8 133 28 351.0 351.0 296.8 351.1 0.02 25 150 14270 -68.9 -74.9 42 6.0 -68.9 130 35 351.4 351.4 297.0 351.4 0.01 26 147 14390 -69.9 -76.9 35 7.0 -69.9 131 36 351.7 351.7 297.0 351.7 0.01 27 105 16329 -81.9 -88.9 29 7.0 -81.9 91 21 364.4 364.4 299.5 364.4 0.00 28 100 16600 -84.3 -91.3 28 7.0 -84.3 80 15 364.9 364.9 299.6 364.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 567.71 mb = 4857.72 m = 15937.21 ft Wetbulb zero: 568.52 mb = 4839.34 m = 15876.92 ft Precipitable water: 2.54 inches Sfc-500 mean rel hum: 85.64 % Est. max temperature: 32.93 C = 91.27 F Sfc-Lift cond lev (LCL): 981.58 mb = 229.36 m = 752.49 ft T: 26.76 C 700-500 lapse rate: 5.84 C/km ThetaE index: 25.29 C Layer 966.0- 700.0 mb Conv cond level (CCL): 945.02 mb = 564.65 m = 1852.49 ft Mean mixing ratio: 19.95 g/kg Conv temperature: 29.23 C = 84.61 F Cap Strength: 0.05 C Lifted Index: -5.91 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.01 C Lifted Index @700 mb: -2.72 C Showalter Index: -2.80 C Risk: Severe thunderstorms possible Total Totals Index: 47.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 23.00 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 226.40 Risk: None Energy Index: -1.58 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2759.47 J/kg Max Up Vert Vel: 74.29 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.05 C Lift Cond Lev (LCL): 946.53 mb = 550.56 m = 1806.27 ft Lev Free Conv (LFC): 941.53 mb = 597.15 m = 1959.12 ft Equ Level (EL): 111.53 mb = 15981.13 m = 52430.88 ft B at Equ Level: 2740.61 J/kg Wind level data Storm motion: 84 at 6 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 3 120 3 -2.6 1.5 | 237 4 3.2 2.1 1 1000 64 120 6 -5.2 3.0 | 189 4 0.6 3.6 2 973 305 270 2 2.0 -0.0 | 266 8 7.8 0.6 3 940 610 310 2 1.5 -1.3 | 276 7 7.3 -0.7 4 925 753 345 2 0.5 -1.9 | 282 6 6.3 -1.4 5 908 914 35 2 -1.1 -1.6 | 283 5 4.6 -1.1 6 877 1219 50 4 -3.1 -2.6 | 307 3 2.7 -2.0 7 850 1487 65 3 -2.7 -1.3 | 283 3 3.1 -0.7 8 816 1829 85 4 -4.0 -0.3 | 263 2 1.8 0.2 9 788 2134 75 5 -4.8 -1.3 | 308 1 0.9 -0.7 10 760 2438 65 6 -5.4 -2.5 | 350 2 0.3 -2.0 11 733 2743 70 6 -5.6 -2.1 | 355 1 0.1 -1.5 12 707 3048 65 8 -7.3 -3.4 | 28 3 -1.5 -2.8 13 700 3137 60 9 -7.8 -4.5 | 27 4 -2.0 -3.9 14 656 3658 50 15 -11.5 -9.6 | 32 11 -5.7 -9.1 15 632 3962 50 15 -11.5 -9.6 | 32 11 -5.7 -9.1 16 609 4267 45 13 -9.2 -9.2 | 22 9 -3.4 -8.6 17 586 4572 40 12 -7.7 -9.2 | 13 9 -1.9 -8.6 18 565 4877 40 10 -6.4 -7.7 | 5 7 -0.7 -7.1 19 524 5486 50 9 -6.9 -5.8 | 12 5 -1.1 -5.2 20 500 5860 90 8 -8.0 0.0 | 104 2 -2.2 0.6 21 485 6096 95 9 -9.0 0.8 | 113 3 -3.2 1.3 22 400 7590 85 21 -20.9 -1.8 | 85 15 -15.1 -1.3 23 398 7620 85 20 -19.9 -1.7 | 85 14 -14.2 -1.2 24 324 9144 120 6 -5.2 3.0 | 189 4 0.6 3.6 25 300 9710 135 7 -4.9 4.9 | 188 6 0.8 5.5 26 262 10668 145 11 -6.3 9.0 | 177 10 -0.5 9.6 27 250 10990 105 10 -9.7 2.6 | 129 5 -3.9 3.1 28 209 12192 135 18 -12.7 12.7 | 152 15 -7.0 13.3 29 200 12470 145 18 -10.3 14.7 | 163 16 -4.6 15.3 30 164 13716 130 30 -23.0 19.3 | 139 26 -17.2 19.8 31 150 14270 130 35 -26.8 22.5 | 138 31 -21.0 23.1 32 127 15240 135 45 -31.8 31.8 | 141 42 -26.0 32.4 33 100 16600 80 15 -14.8 -2.6 | 77 9 -9.0 -2.0 Wind Parameters Mean winds (0-6000m): 54.5 at 7.7 knts Storm direction: 84.5 at 5.8 knts Shear (0-3000m) pos: 0.5 neg: 0.6 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 148.6 deg Storm rel helicity (0-3000m) pos: 21.2 neg: -4.2 tot: 17.1 m^2/s^2 ave: 5.7 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.8 10^-3/s Energy-Hel index: 0.35 Bulk Rich Number: 280.67 Bulk Shear: 9.83 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 ------------------------------------------------------------------------------- 500 149 3 231 5| 5.1 0.0 5.1| 15.6 -2.7 12.9 25.8 0.49| 12.6 6.2 1000 17 3 292 5| 1.9 0.0 1.9| 18.7 -2.7 16.0 16.0 0.48| 8.3 4.0 1500 46 3 292 4| 0.9 0.0 0.9| 19.9 -3.8 16.1 10.7 0.41| 6.5 2.6 2000 62 3 287 3| 0.8 0.0 0.8| 20.0 -4.2 15.9 7.9 0.35| 5.4 1.9 2500 66 4 290 3| 0.6 0.4 1.0| 20.6 -4.2 16.5 6.6 0.40| 4.7 1.9 3000 66 4 298 2| 0.5 0.6 1.1| 21.2 -4.2 17.1 5.7 0.41| 4.3 1.8 4000 59 6 351 3| 0.4 1.4 1.8| 22.1 -5.1 17.0 4.2 0.32| 4.3 1.4 5000 53 7 3 4| 0.1 0.9 1.0| 22.4 -14.8 7.6 1.5 0.17| 4.0 0.7 6000 54 8 8 4| 0.7 0.8 1.4| 27.8 -14.8 13.0 2.2 0.27| 4.1 1.1 Wrote GIF file: /home/apache/climate/data/raob//WBKK/skewt/WBKK.skewt.20251225.12.gif