UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for WBKK... Searching the city database file for: WBKK ... Date:0000Z 9 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 1009 3 24.6 23.9 96 0.7 24.1 130 3 297.0 300.4 297.0 351.5 18.82 1 1000 79 24.6 22.1 86 2.5 22.8 165 7 297.8 300.8 296.0 347.0 16.98 2 978 274 24.0 21.6 86 2.4 22.3 199 12 299.0 302.1 296.2 348.2 16.84 3 925 761 21.2 19.1 88 2.1 19.8 220 14 301.0 303.8 295.7 345.7 15.22 4 850 1493 17.8 16.0 89 1.8 16.6 170 13 304.8 307.3 295.6 345.3 13.58 5 804 1968 15.2 14.2 94 1.0 14.6 163 12 306.9 309.3 295.6 345.4 12.77 6 700 3131 8.4 7.0 91 1.4 7.5 145 11 311.8 313.5 294.2 339.6 9.02 7 599 4406 3.2 0.9 85 2.3 1.9 118 14 320.0 321.3 294.8 341.9 6.84 8 500 5850 -4.3 -6.7 83 2.4 -5.5 75 7 327.8 328.7 295.1 343.3 4.64 9 461 6487 -7.9 -10.6 81 2.7 -9.1 87 8 331.0 331.8 295.2 343.6 3.70 10 403 7523 -13.7 -18.3 68 4.6 -15.3 80 15 336.5 336.9 295.4 344.4 2.24 11 400 7580 -14.1 -18.9 67 4.8 -15.7 80 15 336.7 337.1 295.3 344.3 2.15 12 320 9243 -24.7 -30.7 57 6.0 -26.0 120 8 344.2 344.4 296.1 347.7 0.93 13 300 9710 -28.1 -36.1 46 8.0 -29.5 145 8 345.8 345.9 296.2 348.1 0.58 14 250 10990 -38.9 -48.9 34 10.0 -39.7 110 6 348.2 348.3 296.4 349.0 0.18 15 249 11017 -39.1 -49.1 34 10.0 -39.9 109 6 348.3 348.4 296.4 349.1 0.18 16 200 12480 -51.3 -64.3 20 13.0 -51.7 35 6 351.5 351.5 297.0 351.7 0.03 17 180 13155 -57.1 -78.1 5 21.0 -57.3 67 7 352.8 352.8 297.3 352.8 0.01 18 150 14280 -67.5 -95.5 1 28.0 -67.6 95 13 353.8 353.8 297.4 353.8 0.00 19 105 16333 -85.3 -108.3 1 23.0 -85.3 97 35 357.9 357.9 298.3 357.9 0.00 20 100 16600 -87.3 -109.3 1 22.0 -87.3 95 37 359.1 359.1 298.5 359.1 0.00 21 94 16934 -89.7 -111.7 1 22.0 -89.7 90 44 360.7 360.7 298.8 360.7 0.00 22 79 17875 -86.7 -109.7 1 23.0 -86.7 79 47 385.3 385.3 303.1 385.3 0.00 23 73 18311 -82.3 -106.3 1 24.0 -82.3 80 44 403.4 403.4 305.7 403.4 0.00 24 72 18388 -79.7 -103.7 1 24.0 -79.7 93 34 410.6 410.6 306.6 410.6 0.00 25 71 18468 -77.3 -102.3 1 25.0 -77.3 107 24 417.3 417.3 307.4 417.3 0.00 26 70 18550 -73.5 -99.5 1 26.0 -73.6 120 14 427.1 427.1 308.5 427.1 0.00 27 57 19757 -72.1 -99.1 1 27.0 -72.2 89 24 456.2 456.2 311.4 456.2 0.00 28 50 20540 -66.9 -94.9 1 28.0 -67.1 70 30 485.8 485.8 313.9 485.8 0.00 29 36 22543 -62.5 -91.5 1 29.0 -63.1 92 47 545.1 545.1 317.8 545.1 0.00 30 30 23680 -57.3 -88.3 1 31.0 -58.5 90 55 588.4 588.4 320.0 588.5 0.01 31 27 24352 -53.7 -85.7 1 32.0 -55.7 90 55 616.5 616.5 321.3 616.6 0.01 TRP 94 16934 -89.7 -111.7 1 22.0 -89.7 90 44 360.7 360.7 298.8 360.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 556.76 mb = 5022.03 m = 16476.26 ft Wetbulb zero: 573.59 mb = 4752.35 m = 15591.50 ft Precipitable water: 2.40 inches Sfc-500 mean rel hum: 88.06 % Est. max temperature: 31.95 C = 89.51 F Sfc-Lift cond lev (LCL): 999.22 mb = 85.85 m = 281.67 ft T: 24.58 C 700-500 lapse rate: 4.67 C/km ThetaE index: 5.77 C Layer 700.0- 599.0 mb Conv cond level (CCL): 884.28 mb = 1150.76 m = 3775.40 ft Mean mixing ratio: 16.21 g/kg Conv temperature: 30.64 C = 87.15 F Cap Strength: 1.17 C Lifted Index: -0.28 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.88 C Lifted Index @700 mb: -1.40 C Showalter Index: 0.37 C Risk: Thunderstorms probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.30 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 225.00 Risk: None Energy Index: -0.50 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 112.12 J/kg Max Up Vert Vel: 14.97 m/s Conv Inhibition (B-): 36.70 J/kg Cap Strength: 1.17 C Lift Cond Lev (LCL): 928.17 mb = 731.13 m = 2398.69 ft Lev Free Conv (LFC): 783.17 mb = 2188.43 m = 7179.81 ft Equ Level (EL): 423.17 mb = 7146.84 m = 23447.34 ft B at Equ Level: 111.42 J/kg Max Parcel Lev (MPL): 293.17 mb = 9871.70 m = 32387.07 ft Wind level data Storm motion: 177 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 1009 3 130 3 -2.3 1.9 | 17 7 -1.9 -6.4 1 1000 79 165 7 -1.8 6.8 | 42 2 -1.4 -1.6 2 975 305 205 13 5.5 11.8 | 240 7 5.9 3.4 3 941 610 220 14 9.0 10.7 | 256 10 9.4 2.4 4 925 761 220 14 9.0 10.7 | 256 10 9.4 2.4 5 909 914 215 13 7.5 10.6 | 254 8 7.9 2.3 6 877 1219 185 12 1.0 12.0 | 202 4 1.4 3.6 7 850 1493 170 13 -2.3 12.8 | 157 5 -1.9 4.5 8 817 1829 165 12 -3.1 11.6 | 140 4 -2.7 3.3 9 788 2134 160 11 -3.8 10.3 | 121 4 -3.4 2.0 10 760 2438 145 10 -5.7 8.2 | 88 5 -5.3 -0.1 11 733 2743 140 10 -6.4 7.7 | 84 6 -6.0 -0.7 12 707 3048 145 10 -5.7 8.2 | 88 5 -5.3 -0.1 13 700 3131 145 11 -6.3 9.0 | 97 6 -5.9 0.7 14 656 3658 145 12 -6.9 9.8 | 103 7 -6.5 1.5 15 632 3962 130 13 -10.0 8.4 | 90 10 -9.6 0.0 16 608 4267 120 14 -12.1 7.0 | 84 12 -11.7 -1.3 17 586 4572 115 13 -11.8 5.5 | 76 12 -11.4 -2.8 18 564 4877 100 10 -9.8 1.7 | 55 12 -9.5 -6.6 19 523 5486 70 8 -7.5 -2.7 | 33 13 -7.1 -11.1 20 500 5850 75 7 -6.8 -1.8 | 32 12 -6.4 -10.1 21 484 6096 90 6 -6.0 0.0 | 34 10 -5.6 -8.3 22 400 7580 80 15 -14.8 -2.6 | 53 18 -14.4 -10.9 23 398 7620 80 15 -14.8 -2.6 | 53 18 -14.4 -10.9 24 324 9144 115 8 -7.3 3.4 | 54 8 -6.9 -5.0 25 300 9710 145 8 -4.6 6.6 | 67 5 -4.2 -1.8 26 262 10668 150 6 -3.0 5.2 | 40 4 -2.6 -3.1 27 250 10990 110 6 -5.6 2.1 | 40 8 -5.2 -6.3 28 209 12192 50 7 -5.4 -4.5 | 21 14 -5.0 -12.8 29 200 12480 35 6 -3.4 -4.9 | 13 14 -3.0 -13.2 30 164 13716 95 7 -7.0 0.6 | 40 10 -6.6 -7.7 31 150 14280 95 13 -13.0 1.1 | 60 14 -12.6 -7.2 32 127 15240 105 26 -25.1 6.7 | 86 25 -24.7 -1.6 33 100 16600 95 37 -36.9 3.2 | 82 37 -36.5 -5.1 34 94 16934 90 44 -44.0 0.0 | 79 44 -43.6 -8.3 35 73 18288 75 48 -46.4 -12.4 | 66 50 -46.0 -20.8 36 70 18550 120 14 -12.1 7.0 | 84 12 -11.7 -1.3 37 50 20540 70 30 -28.2 -10.3 | 56 33 -27.8 -18.6 38 44 21336 95 38 -37.9 3.3 | 82 38 -37.5 -5.0 39 30 23680 90 55 -55.0 0.0 | 81 55 -54.6 -8.3 40 25 24384 90 55 -55.0 0.0 | 81 55 -54.6 -8.3 Wind Parameters Mean winds (0-6000m): 147.3 at 11.1 knts Storm direction: 177.3 at 8.3 knts Shear (0-3000m) pos: 2.4 neg: 2.4 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 71.2 deg Storm rel helicity (0-3000m) pos: 8.4 neg: -18.8 tot: -10.4 m^2/s^2 ave: -3.5 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.69 Bulk Shear: 11.57 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 ------------------------------------------------------------------------------- 500 198 11 246 4| 14.1 0.0 14.1| 5.9 0.0 5.9 11.9 0.59| 19.1 11.4 1000 209 12 251 7| 7.1 1.1 8.2| 7.9 -3.5 4.4 4.4 0.43| 12.1 5.2 1500 201 12 237 6| 4.7 3.5 8.2| 7.9 -12.1 -4.2 -2.8 0.10| 10.8 1.1 2000 192 12 219 5| 3.5 2.9 6.4| 7.9 -14.5 -6.6 -3.3 0.03| 8.7 0.3 2500 185 12 202 4| 2.8 2.9 5.7| 7.9 -18.3 -10.4 -4.2 -0.06| 7.7 -0.4 3000 178 12 181 3| 2.4 2.4 4.8| 8.4 -18.8 -10.4 -3.5 -0.06| 6.6 -0.4 4000 168 12 147 4| 1.8 2.3 4.1| 10.8 -22.9 -12.1 -3.0 -0.06| 5.7 -0.3 5000 156 12 119 5| 1.5 2.1 3.6| 10.8 -47.2 -36.4 -7.3 -0.20| 5.5 -1.1 6000 147 11 100 6| 1.4 1.8 3.2| 11.6 -60.2 -48.6 -8.1 -0.24| 5.1 -1.2 Wrote GIF file: /home/apache/climate/data/raob//WBKK/skewt/WBKK.skewt.20251209.00.gif