UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for WBKK... Searching the city database file for: WBKK ... Date:1200Z 17 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 1010 3 25.6 23.4 88 2.2 24.0 20 2 297.9 301.2 296.8 350.9 18.23 1 1000 87 24.8 20.6 78 4.2 21.8 150 2 298.0 300.8 295.0 342.8 15.45 2 980 265 23.4 20.4 83 3.0 21.3 178 1 298.3 301.1 295.1 343.5 15.58 3 925 769 21.0 18.5 86 2.5 19.3 335 3 300.8 303.5 295.2 343.8 14.64 4 850 1497 17.0 14.7 86 2.3 15.5 355 8 304.0 306.3 294.6 341.1 12.47 5 732 2761 10.6 9.3 92 1.3 9.8 35 10 310.2 312.1 294.6 341.2 10.10 6 700 3134 9.0 9.0 100 0.0 9.0 35 8 312.5 314.4 295.4 344.4 10.36 7 667 3532 6.8 6.4 97 0.4 6.6 42 7 314.3 316.1 295.0 342.6 9.08 8 557 4993 -0.5 -1.3 94 0.8 -0.9 117 5 322.3 323.6 295.0 342.6 6.26 9 515 5617 -3.7 -5.7 86 2.0 -4.7 130 7 325.8 326.7 294.8 341.9 4.86 10 500 5850 -4.7 -7.0 84 2.3 -5.8 140 10 327.3 328.2 294.9 342.4 4.53 11 490 6009 -5.5 -8.1 82 2.6 -6.7 137 11 328.2 329.1 294.9 342.5 4.24 12 449 6692 -8.9 -11.8 79 2.9 -10.1 133 12 332.3 333.0 295.3 344.1 3.45 13 400 7580 -14.1 -17.4 76 3.3 -15.3 130 13 336.7 337.2 295.6 345.3 2.44 14 300 9700 -29.1 -34.1 62 5.0 -30.0 145 12 344.4 344.5 296.0 347.1 0.71 15 250 10980 -39.1 -46.1 47 7.0 -39.7 140 13 347.9 348.0 296.4 348.9 0.24 16 200 12460 -52.3 -61.3 33 9.0 -52.5 115 12 349.9 350.0 296.7 350.2 0.05 17 157 13978 -65.7 -76.7 20 11.0 -65.8 105 26 352.3 352.3 297.1 352.3 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 564.53 mb = 4893.33 m = 16054.03 ft Wetbulb zero: 570.46 mb = 4799.82 m = 15747.25 ft Precipitable water: 2.36 inches Sfc-500 mean rel hum: 90.72 % Est. max temperature: 31.23 C = 88.22 F Sfc-Lift cond lev (LCL): 978.60 mb = 277.10 m = 909.13 ft T: 23.34 C 700-500 lapse rate: 5.04 C/km ThetaE index: 8.08 C Layer 1000.0- 980.0 mb Conv cond level (CCL): 871.97 mb = 1277.27 m = 4190.47 ft Mean mixing ratio: 15.25 g/kg Conv temperature: 30.71 C = 87.28 F Cap Strength: 1.63 C Lifted Index: 0.52 C Risk: Showers probable Lifted Index @300 mb: 2.70 C Lifted Index @700 mb: 0.13 C Showalter Index: 1.67 C Risk: Showers probable Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 19.40 C K Index: 36.40 Risk: > 80 % chance of thunderstorms Sweat Index: 202.40 Risk: None Energy Index: 0.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.27 J/kg Max Up Vert Vel: 6.05 m/s Conv Inhibition (B-): 50.51 J/kg Cap Strength: 1.63 C Lift Cond Lev (LCL): 919.34 mb = 821.89 m = 2696.45 ft Lev Free Conv (LFC): 684.34 mb = 3320.67 m = 10894.45 ft Equ Level (EL): 544.34 mb = 5176.28 m = 16982.35 ft B at Equ Level: 18.09 J/kg Max Parcel Lev (MPL): 464.34 mb = 6429.48 m = 21093.85 ft Wind level data Storm motion: 77 at 5 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 1010 3 20 2 -0.7 -1.9 | 280 4 4.3 -0.8 1 1000 87 150 2 -1.0 1.7 | 234 5 4.0 2.8 2 975 305 185 1 0.1 1.0 | 247 5 5.0 2.1 3 942 610 320 1 0.6 -0.8 | 266 6 5.6 0.3 4 925 769 335 3 1.3 -2.7 | 284 6 6.2 -1.6 5 910 914 345 5 1.3 -4.8 | 301 7 6.2 -3.7 6 878 1219 350 8 1.4 -7.9 | 317 9 6.3 -6.8 7 850 1497 355 8 0.7 -8.0 | 321 9 5.6 -6.9 8 817 1829 350 9 1.6 -8.9 | 320 10 6.5 -7.8 9 788 2134 355 9 0.8 -9.0 | 324 10 5.7 -7.9 10 760 2438 15 9 -2.3 -8.7 | 341 8 2.6 -7.6 11 733 2743 35 10 -5.7 -8.2 | 6 7 -0.8 -7.1 12 707 3048 35 9 -5.2 -7.4 | 2 6 -0.2 -6.3 13 700 3134 35 8 -4.6 -6.6 | 356 5 0.4 -5.4 14 656 3658 45 7 -4.9 -4.9 | 360 4 0.0 -3.8 15 632 3962 60 6 -5.2 -3.0 | 7 2 -0.2 -1.9 16 608 4267 90 7 -7.0 0.0 | 118 2 -2.0 1.1 17 586 4572 115 7 -6.3 3.0 | 161 4 -1.4 4.1 18 564 4877 115 5 -4.5 2.1 | 187 3 0.4 3.2 19 523 5486 125 6 -4.9 3.4 | 180 5 0.0 4.6 20 500 5850 140 10 -6.4 7.7 | 170 9 -1.5 8.8 21 484 6096 135 11 -7.8 7.8 | 162 9 -2.8 8.9 22 400 7580 130 13 -10.0 8.4 | 152 11 -5.0 9.5 23 398 7620 130 13 -10.0 8.4 | 152 11 -5.0 9.5 24 324 9144 120 8 -6.9 4.0 | 159 5 -2.0 5.1 25 300 9700 145 12 -6.9 9.8 | 170 11 -1.9 10.9 26 261 10668 145 16 -9.2 13.1 | 163 15 -4.2 14.2 27 250 10980 140 13 -8.4 10.0 | 163 12 -3.4 11.1 28 208 12192 95 9 -9.0 0.8 | 115 4 -4.0 1.9 29 200 12460 115 12 -10.9 5.1 | 136 9 -5.9 6.2 30 163 13716 105 23 -22.2 6.0 | 112 19 -17.3 7.1 31 150 14250 105 29 -28.0 7.5 | 110 25 -23.1 8.6 32 123 15240 110 31 -29.1 10.6 | 116 27 -24.2 11.7 33 100 16300 215 15 8.6 12.3 | 225 19 13.6 13.4 Wind Parameters Mean winds (0-6000m): 47.3 at 6.8 knts Storm direction: 77.3 at 5.1 knts Shear (0-3000m) pos: 1.6 neg: 0.4 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 82.5 deg Storm rel helicity (0-3000m) pos: 31.9 neg: -4.8 tot: 27.1 m^2/s^2 ave: 9.0 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.38 Bulk Shear: 7.67 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 ------------------------------------------------------------------------------- 500 170 1 242 5| 0.0 2.6 2.6| 3.5 -4.0 -0.5 -0.9 -0.19| 6.6 -1.3 1000 338 2 279 6| 2.9 1.3 4.2| 12.5 -4.0 8.5 8.5 0.32| 6.3 2.0 1500 348 4 296 6| 2.7 0.9 3.6| 17.5 -4.0 13.5 9.0 0.41| 5.2 2.1 2000 350 5 304 7| 2.0 0.6 2.6| 18.5 -4.2 14.3 7.1 0.39| 4.3 1.7 2500 354 6 311 7| 1.8 0.5 2.3| 26.9 -4.2 22.7 9.1 0.48| 4.3 2.1 3000 4 7 320 7| 1.6 0.4 2.0| 31.9 -4.8 27.1 9.0 0.51| 4.1 2.1 4000 15 7 330 6| 0.9 0.3 1.2| 32.8 -5.7 27.0 6.8 0.44| 3.8 1.6 5000 30 7 341 5| 0.7 0.2 0.9| 37.5 -5.8 31.6 6.3 0.52| 3.9 2.0 6000 47 7 0 3| 1.1 0.2 1.3| 37.5 -9.5 28.0 4.7 0.40| 3.8 1.5 Wrote GIF file: /home/apache/climate/data/raob//WBKK/skewt/WBKK.skewt.20251217.12.gif