UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for WBKW... Searching the city database file for: WBKW ... Date:0000Z 30 DEC 25 Station: WBKW WMO ident: 96481 Latitude: 4.27 Longitude: 117.88 Elevation: 20.00 ------------------------------------------------------------------------------- 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 1008 20 25.2 24.5 96 0.7 24.7 270 2 297.7 301.2 297.6 354.5 19.55 1 1000 88 25.6 24.5 94 1.1 24.8 255 6 298.8 302.3 298.0 356.3 19.71 2 999 97 25.8 24.6 93 1.2 24.9 257 6 299.0 302.7 298.1 357.1 19.86 3 925 773 22.0 19.7 87 2.3 20.4 345 14 301.8 304.7 296.3 348.4 15.81 4 850 1505 18.0 16.7 92 1.3 17.1 340 10 305.0 307.6 296.1 347.5 14.21 5 806 1960 15.6 14.7 94 0.9 15.0 325 6 307.1 309.6 295.9 346.8 13.17 6 745 2626 12.6 11.6 94 1.0 12.0 347 5 310.8 313.0 295.8 346.4 11.60 7 700 3148 9.6 9.3 98 0.3 9.4 40 7 313.1 315.1 295.7 345.8 10.57 8 567 4870 -0.3 -0.3 100 0.0 -0.3 61 11 320.9 322.2 294.8 342.2 6.62 9 522 5529 -3.5 -3.5 100 0.0 -3.5 72 9 324.7 325.9 295.1 343.3 5.67 10 503 5823 -4.5 -4.5 100 0.0 -4.5 92 9 327.0 328.1 295.5 345.1 5.46 11 500 5870 -4.7 -4.7 100 0.0 -4.7 95 9 327.3 328.4 295.6 345.2 5.41 12 439 6880 -10.1 -10.1 100 0.0 -10.1 105 14 332.9 333.7 295.9 346.7 4.05 13 400 7590 -14.1 -14.5 97 0.4 -14.3 110 17 336.7 337.3 296.1 347.6 3.11 14 300 9720 -28.9 -33.0 68 4.1 -29.6 125 23 344.6 344.8 296.1 347.7 0.79 15 288 10009 -31.3 -37.3 55 6.0 -32.2 118 22 345.3 345.4 296.1 347.4 0.54 16 250 10990 -38.9 -43.9 59 5.0 -39.4 100 26 348.2 348.3 296.5 349.5 0.31 17 249 11018 -39.1 -44.1 59 5.0 -39.6 100 26 348.3 348.4 296.5 349.6 0.31 18 233 11473 -42.3 -50.3 41 8.0 -42.8 98 25 350.2 350.2 296.8 350.8 0.16 19 200 12490 -51.7 -59.7 38 8.0 -52.0 110 23 350.9 350.9 296.9 351.2 0.06 20 189 12852 -54.7 -62.7 37 8.0 -54.9 111 23 351.8 351.8 297.1 352.0 0.04 21 150 14280 -67.3 -77.3 23 10.0 -67.4 115 28 354.2 354.2 297.5 354.2 0.01 22 105 16349 -82.9 -93.9 13 11.0 -82.9 121 63 362.5 362.5 299.2 362.5 0.00 23 100 16620 -84.5 -95.5 13 11.0 -84.5 120 70 364.4 364.4 299.5 364.4 0.00 24 96 16843 -85.9 -96.9 12 11.0 -85.9 120 70 366.0 366.0 299.8 366.0 0.00 25 80 17854 -80.1 -92.1 12 12.0 -80.1 95 37 397.5 397.5 304.9 397.5 0.00 26 78 17998 -77.7 -89.7 13 12.0 -77.7 92 32 405.4 405.4 305.9 405.4 0.00 27 70 18620 -74.3 -86.3 14 12.0 -74.3 185 14 425.4 425.4 308.3 425.4 0.00 28 66 18963 -72.7 -85.7 12 13.0 -72.8 175 14 436.1 436.1 309.5 436.1 0.00 29 62 19331 -69.7 -81.7 16 12.0 -69.8 163 14 450.6 450.6 310.9 450.7 0.01 30 57 19830 -70.5 -82.5 15 12.0 -70.6 148 14 459.8 459.8 311.8 459.8 0.01 31 54 20149 -71.7 -83.7 15 12.0 -71.8 139 14 464.2 464.2 312.1 464.2 0.01 32 51 20484 -72.7 -85.7 12 13.0 -72.8 129 14 469.5 469.5 312.6 469.5 0.00 33 50 20600 -73.5 -85.5 14 12.0 -73.6 125 14 470.3 470.3 312.7 470.3 0.01 34 49 20718 -73.9 -85.9 14 12.0 -74.0 117 16 472.1 472.1 312.8 472.1 0.00 35 43 21492 -68.5 -82.5 12 14.0 -68.7 76 27 503.3 503.3 315.2 503.4 0.01 36 42 21634 -65.9 -78.9 15 13.0 -66.2 77 29 513.2 513.2 315.9 513.3 0.02 37 36 22580 -61.3 -73.3 19 12.0 -61.9 83 42 548.2 548.2 318.0 548.5 0.05 38 30 23720 -58.5 -69.5 23 11.0 -59.3 90 58 585.2 585.2 319.9 586.0 0.11 39 25 24870 -57.3 -70.3 18 13.0 -58.5 619.9 620.0 321.5 620.8 0.12 TRP 96 16843 -85.9 -96.9 12 11.0 -85.9 120 70 366.0 366.0 299.8 366.0 0.00 WND 100 16620 -84.5 -95.5 13 11.0 -84.5 120 70 364.4 364.4 299.5 364.4 0.00 Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 571.03 mb = 4817.77 m = 15806.15 ft Wetbulb zero: 571.54 mb = 4804.83 m = 15763.68 ft Precipitable water: 2.63 inches Sfc-500 mean rel hum: 95.70 % Est. max temperature: 32.19 C = 89.95 F Sfc-Lift cond lev (LCL): 998.26 mb = 103.34 m = 339.05 ft T: 25.76 C 700-500 lapse rate: 5.25 C/km ThetaE index: 14.84 C Layer 925.0- 522.0 mb Conv cond level (CCL): 907.71 mb = 936.30 m = 3071.81 ft Mean mixing ratio: 17.60 g/kg Conv temperature: 30.06 C = 86.11 F Cap Strength: 0.88 C Lifted Index: -2.55 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.73 C Lifted Index @700 mb: -1.61 C Showalter Index: -0.85 C Risk: Thunderstorms probable Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.40 C K Index: 39.10 Risk: > 80 % chance of thunderstorms Sweat Index: 229.40 Risk: None Energy Index: -0.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 758.77 J/kg Max Up Vert Vel: 38.96 m/s Conv Inhibition (B-): 8.69 J/kg Cap Strength: 0.88 C Lift Cond Lev (LCL): 934.33 mb = 684.80 m = 2246.68 ft Lev Free Conv (LFC): 869.33 mb = 1310.31 m = 4298.86 ft Equ Level (EL): 179.33 mb = 13176.49 m = 43229.44 ft B at Equ Level: 753.81 J/kg Max Parcel Lev (MPL): 89.33 mb = 17242.45 m = 56569.03 ft Wind level data Storm motion: 57 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 1008 20 270 2 2.0 -0.0 | 245 8 7.4 3.5 1 1000 88 255 6 5.8 1.6 | 246 12 11.2 5.0 2 976 305 310 2 1.5 -1.3 | 252 7 7.0 2.2 3 942 610 345 11 2.8 -10.6 | 311 11 8.3 -7.1 4 925 773 345 14 3.6 -13.5 | 318 14 9.1 -10.0 5 910 914 345 15 3.9 -14.5 | 320 14 9.3 -11.0 6 879 1219 345 14 3.6 -13.5 | 318 14 9.1 -10.0 7 850 1505 340 10 3.4 -9.4 | 304 11 8.9 -5.9 8 818 1829 335 6 2.5 -5.4 | 284 8 8.0 -1.9 9 789 2134 310 5 3.8 -3.2 | 268 9 9.3 0.3 10 761 2438 320 6 3.9 -4.6 | 277 9 9.3 -1.1 11 734 2743 5 4 -0.3 -4.0 | 275 5 5.1 -0.5 12 708 3048 35 6 -3.4 -4.9 | 305 2 2.0 -1.4 13 700 3148 40 7 -4.5 -5.4 | 333 2 0.9 -1.9 14 657 3658 45 10 -7.1 -7.1 | 24 4 -1.6 -3.6 15 633 3962 55 9 -7.4 -5.2 | 49 3 -1.9 -1.7 16 610 4267 70 9 -8.5 -3.1 | 98 3 -3.0 0.4 17 587 4572 70 10 -9.4 -3.4 | 91 4 -3.9 0.1 18 565 4877 60 11 -9.5 -5.5 | 64 5 -4.1 -2.0 19 524 5486 70 9 -8.5 -3.1 | 98 3 -3.0 0.4 20 500 5870 95 9 -9.0 0.8 | 141 6 -3.5 4.3 21 486 6096 100 10 -9.8 1.7 | 140 7 -4.4 5.2 22 400 7590 110 17 -16.0 5.8 | 131 14 -10.5 9.3 23 398 7620 105 18 -17.4 4.7 | 124 14 -11.9 8.2 24 324 9144 110 22 -20.7 7.5 | 126 19 -15.2 11.0 25 300 9720 125 23 -18.8 13.2 | 141 21 -13.4 16.7 26 262 10668 100 21 -20.7 3.6 | 115 17 -15.2 7.1 27 250 10990 100 26 -25.6 4.5 | 112 22 -20.2 8.0 28 209 12192 95 24 -23.9 2.1 | 107 19 -18.5 5.6 29 200 12490 110 23 -21.6 7.9 | 125 20 -16.2 11.4 30 164 13716 115 24 -21.8 10.1 | 130 21 -16.3 13.6 31 150 14280 115 28 -25.4 11.8 | 128 25 -19.9 15.3 32 127 15240 125 36 -29.5 20.6 | 135 34 -24.0 24.1 33 100 16620 120 70 -60.6 35.0 | 125 67 -55.2 38.5 34 96 16843 120 70 -60.6 35.0 | 125 67 -55.2 38.5 35 74 18288 85 23 -22.9 -2.0 | 95 18 -17.5 1.5 36 70 18620 185 14 1.2 13.9 | 201 19 6.7 17.4 37 50 20600 125 14 -11.5 8.0 | 152 13 -6.0 11.5 38 44 21336 75 24 -23.2 -6.2 | 81 18 -17.7 -2.7 39 30 23720 90 58 -58.0 0.0 | 94 53 -52.6 3.5 40 26 24384 90 60 -60.0 0.0 | 94 55 -54.6 3.5 Wind Parameters Mean winds (0-6000m): 27.3 at 8.6 knts Storm direction: 57.3 at 6.5 knts Shear (0-3000m) pos: 2.7 neg: 1.7 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 56.4 deg Storm rel helicity (0-3000m) pos: 38.8 neg: -24.9 tot: 13.9 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 1.2 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 61.24 Bulk Shear: 12.39 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 ------------------------------------------------------------------------------- 500 298 5 262 10| 7.9 0.0 7.9| 18.2 0.0 18.2 36.3 0.55| 14.5 8.0 1000 336 9 297 10| 7.3 0.0 7.3| 32.8 -0.5 32.3 32.3 0.58| 11.1 6.5 1500 340 10 304 11| 4.9 1.7 6.6| 32.8 -11.5 21.4 14.2 0.35| 9.1 3.1 2000 339 9 301 10| 3.7 2.6 6.3| 32.8 -22.5 10.3 5.2 0.14| 8.2 1.2 2500 336 9 296 10| 3.1 2.1 5.1| 36.9 -24.4 12.6 5.0 0.15| 7.3 1.1 3000 339 8 295 9| 2.7 1.7 4.4| 38.8 -24.9 13.9 4.6 0.17| 7.1 1.2 4000 356 8 308 8| 2.3 1.3 3.6| 42.8 -24.9 17.9 4.5 0.26| 6.2 1.6 5000 14 8 324 6| 1.8 0.9 2.7| 44.5 -27.2 17.2 3.4 0.23| 5.5 1.3 6000 27 9 340 4| 1.1 0.7 1.9| 49.3 -27.3 22.0 3.7 0.28| 5.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//WBKW/skewt/WBKW.skewt.20251230.00.gif