UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121023.upa.cvt Date: 2300Z 10 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 10 DEC 25 Station: YBRM WMO ident: 94203 Latitude: -17.95 Longitude: 122.23 Elevation: 9.00 ------------------------------------------------------------------------------- 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 9 31.8 24.8 67 7.0 26.6 25 7 304.2 307.9 299.4 363.6 19.90 1 1000 86 30.0 24.0 70 6.0 25.5 65 5 303.1 306.7 298.7 359.9 19.11 2 968 377 27.4 22.4 74 5.0 23.8 84 8 303.4 306.7 298.0 356.5 17.89 3 938 656 26.8 19.8 66 7.0 21.8 101 10 305.5 308.4 297.1 352.4 15.68 4 925 780 25.6 19.6 69 6.0 21.3 105 10 305.5 308.4 297.2 352.5 15.71 5 881 1207 21.8 18.8 83 3.0 19.6 110 16 305.8 308.8 297.3 352.9 15.69 6 867 1346 21.2 14.2 64 7.0 16.5 112 14 306.6 308.8 294.8 342.2 11.82 7 850 1518 19.6 16.6 83 3.0 17.5 115 12 306.7 309.3 296.4 349.1 14.12 8 817 1858 16.8 16.6 99 0.2 16.7 114 11 307.2 310.0 297.0 351.5 14.70 9 800 2038 16.2 13.1 82 3.1 14.1 108 9 308.4 310.7 295.4 344.6 11.93 10 768 2386 15.6 7.6 59 8.0 10.7 100 8 311.4 313.0 293.8 337.8 8.56 11 755 2531 15.0 8.0 63 7.0 10.6 97 8 312.3 314.0 294.3 339.9 8.95 12 700 3168 10.2 5.9 75 4.3 7.6 85 9 313.8 315.4 294.3 339.8 8.35 13 662 3631 7.0 4.0 81 3.0 5.2 68 11 315.2 316.7 294.2 339.5 7.73 14 624 4116 4.0 0.5 78 3.5 2.1 66 13 317.2 318.4 293.7 337.4 6.37 15 610 4301 4.0 -3.0 60 7.0 0.4 81 13 319.2 320.2 293.2 335.5 5.03 16 571 4835 -0.3 -3.0 82 2.7 -1.7 138 12 320.3 321.3 293.7 337.7 5.38 17 552 5107 -1.1 -7.1 64 6.0 -3.9 121 11 322.4 323.2 293.3 335.8 4.07 18 538 5312 -2.7 -5.2 83 2.5 -3.9 117 10 322.9 323.9 294.0 338.7 4.83 19 500 5890 -6.5 -9.7 78 3.2 -7.9 135 10 325.1 325.8 293.7 337.4 3.66 20 489 6063 -7.5 -10.5 79 3.0 -8.8 123 10 326.0 326.7 293.7 337.8 3.52 21 480 6208 -7.5 -14.5 57 7.0 -10.2 113 11 327.7 328.2 293.4 336.6 2.59 22 475 6290 -7.1 -20.1 35 13.0 -11.5 108 11 329.2 329.5 293.0 334.9 1.63 23 471 6356 -7.3 -24.3 24 17.0 -12.5 103 11 329.7 330.0 292.7 333.8 1.14 24 451 6693 -8.9 -41.9 5 33.0 -15.2 141 10 331.8 331.9 292.4 332.7 0.21 25 445 6796 -9.5 -36.5 9 27.0 -15.3 156 10 332.4 332.4 292.7 333.8 0.38 26 400 7610 -15.7 -26.7 38 11.0 -18.6 275 7 334.6 334.8 294.0 338.5 1.08 27 390 7800 -17.3 -26.3 45 9.0 -19.7 289 6 334.9 335.2 294.1 339.1 1.14 28 385 7897 -17.7 -33.7 23 16.0 -21.0 296 5 335.6 335.8 293.8 337.8 0.58 29 365 8294 -19.7 -56.7 2 37.0 -23.7 326 3 338.1 338.1 293.9 338.3 0.05 30 329 9056 -25.9 -49.9 9 24.0 -28.5 274 9 339.8 339.8 294.4 340.3 0.12 31 300 9720 -28.9 -55.9 6 27.0 -31.2 265 20 344.6 344.7 295.5 344.9 0.07 32 250 10990 -39.9 -61.9 8 22.0 -40.9 250 17 346.7 346.8 296.0 346.9 0.04 33 230 11552 -44.9 -61.9 13 17.0 -45.5 257 16 347.5 347.5 296.1 347.7 0.04 34 200 12470 -51.9 -67.9 13 16.0 -52.2 260 10 350.6 350.6 296.8 350.7 0.02 35 199 12503 -52.3 -66.3 17 14.0 -52.6 255 10 350.4 350.5 296.7 350.6 0.03 36 197 12568 -52.7 -69.7 11 17.0 -53.0 254 10 350.8 350.8 296.8 350.9 0.02 37 174 13358 -59.7 -63.8 59 4.1 -59.8 265 13 352.0 352.0 297.1 352.1 0.04 38 160 13877 -64.5 -76.5 18 12.0 -64.6 236 14 352.4 352.4 297.1 352.4 0.01 39 150 14270 -67.1 -79.1 17 12.0 -67.2 230 16 354.5 354.5 297.6 354.5 0.01 40 144 14515 -68.9 -81.9 14 13.0 -68.9 233 18 355.5 355.5 297.8 355.5 0.00 41 143 14557 -68.9 -81.9 14 13.0 -68.9 231 19 356.2 356.2 298.0 356.2 0.00 42 130 15119 -73.9 -76.6 66 2.7 -73.9 218 26 357.1 357.1 298.1 357.2 0.01 43 124 15394 -75.7 -86.7 16 11.0 -75.7 224 25 358.7 358.7 298.4 358.7 0.00 44 101 16555 -83.9 -88.9 41 5.0 -83.9 249 21 364.6 364.6 299.6 364.6 0.00 45 100 16610 -83.9 -88.9 41 5.0 -83.9 250 21 365.6 365.6 299.8 365.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 573.72 mb = 4798.04 m = 15741.41 ft Wetbulb zero: 602.94 mb = 4394.99 m = 14419.07 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 74.95 % Est. max temperature: 34.28 C = 93.71 F Sfc-Lift cond lev (LCL): 912.51 mb = 899.12 m = 2949.83 ft T: 24.54 C 700-500 lapse rate: 6.14 C/km ThetaE index: 13.73 C Layer 800.0- 755.0 mb Conv cond level (CCL): 851.46 mb = 1503.12 m = 4931.45 ft Mean mixing ratio: 17.23 g/kg Conv temperature: 34.31 C = 93.76 F Cap Strength: 1.47 C Lifted Index: -5.52 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.55 C Lifted Index @700 mb: -1.89 C Showalter Index: -3.24 C Risk: Severe thunderstorms possible Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 23.10 C K Index: 38.40 Risk: > 80 % chance of thunderstorms Sweat Index: 237.20 Risk: None Energy Index: -2.34 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1705.02 J/kg Max Up Vert Vel: 58.40 m/s Conv Inhibition (B-): 36.69 J/kg Cap Strength: 1.47 C Lift Cond Lev (LCL): 880.67 mb = 1210.38 m = 3971.03 ft Lev Free Conv (LFC): 835.67 mb = 1664.12 m = 5459.65 ft Equ Level (EL): 765.67 mb = 2411.66 m = 7912.18 ft B at Equ Level: 22.75 J/kg Wind level data Storm motion: 132 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 9 25 7 -3.0 -6.3 | 346 12 2.9 -11.6 1 1000 86 65 5 -4.5 -2.1 | 349 7 1.4 -7.4 2 943 610 100 10 -9.8 1.7 | 48 5 -3.9 -3.5 3 925 780 105 10 -9.7 2.6 | 55 5 -3.8 -2.7 4 911 914 115 12 -10.9 5.1 | 88 5 -5.0 -0.2 5 880 1219 110 16 -15.0 5.5 | 91 9 -9.1 0.2 6 850 1518 115 12 -10.9 5.1 | 88 5 -5.0 -0.2 7 849 1524 115 12 -10.9 5.1 | 88 5 -5.0 -0.2 8 819 1829 115 11 -10.0 4.6 | 82 4 -4.1 -0.6 9 791 2134 105 8 -7.7 2.1 | 30 4 -1.8 -3.2 10 700 3168 85 9 -9.0 -0.8 | 27 7 -3.1 -6.0 11 635 3962 55 13 -10.6 -7.5 | 20 14 -4.7 -12.7 12 611 4267 80 13 -12.8 -2.3 | 43 10 -6.9 -7.5 13 588 4572 110 12 -11.3 4.1 | 78 5 -5.4 -1.2 14 567 4877 145 12 -6.9 9.8 | 168 5 -1.0 4.6 15 546 5182 110 10 -9.4 3.4 | 62 4 -3.5 -1.8 16 506 5791 145 10 -5.7 8.2 | 183 3 0.2 2.9 17 500 5890 135 10 -7.1 7.1 | 147 2 -1.2 1.8 18 468 6401 100 11 -10.8 1.9 | 56 6 -4.9 -3.3 19 400 7610 275 7 7.0 -0.6 | 294 14 12.9 -5.9 20 353 8534 345 2 0.5 -1.9 | 318 10 6.4 -7.2 21 325 9144 260 10 9.8 1.7 | 283 16 15.7 -3.5 22 311 9449 245 15 13.6 6.3 | 267 20 19.5 1.1 23 300 9720 265 20 19.9 1.7 | 278 26 25.8 -3.5 24 299 9754 265 20 19.9 1.7 | 278 26 25.8 -3.5 25 286 10058 255 21 20.3 5.4 | 270 26 26.2 0.2 26 262 10668 245 19 17.2 8.0 | 263 23 23.1 2.8 27 250 10990 250 17 16.0 5.8 | 269 22 21.9 0.6 28 209 12192 265 14 13.9 1.2 | 281 20 19.8 -4.0 29 200 12470 260 10 9.8 1.7 | 283 16 15.7 -3.5 30 199 12497 255 10 9.7 2.6 | 280 16 15.6 -2.7 31 181 13106 250 10 9.4 3.4 | 277 15 15.3 -1.8 32 172 13411 270 14 14.0 -0.0 | 285 21 19.9 -5.3 33 156 14021 225 14 9.9 9.9 | 254 16 15.8 4.6 34 150 14270 230 16 12.3 10.3 | 255 19 18.2 5.0 35 149 14326 240 15 13.0 7.5 | 263 19 18.9 2.2 36 134 14935 215 26 14.9 21.3 | 232 26 20.8 16.0 37 100 16610 250 21 19.7 7.2 | 266 26 25.6 1.9 38 97 16764 250 21 19.7 7.2 | 266 26 25.6 1.9 Wind Parameters Mean winds (0-6000m): 101.7 at 10.5 knts Storm direction: 131.7 at 7.9 knts Shear (0-3000m) pos: 2.4 neg: 1.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 42.1 deg Storm rel helicity (0-3000m) pos: 17.3 neg: -4.8 tot: 12.5 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.1 10^-3/s Energy-Hel index: 0.18 Bulk Rich Number: 500.20 Bulk Shear: 3.41 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 78 7 7 7| 9.4 0.0 9.4| 10.5 0.0 10.5 21.0 0.59| 10.0 5.9 1000 97 9 33 5| 7.6 0.0 7.6| 17.0 0.0 17.0 17.0 0.67| 8.2 5.5 1500 104 11 58 5| 4.8 0.0 4.8| 17.3 -0.6 16.8 11.2 0.46| 7.8 3.6 2000 107 11 63 5| 3.6 0.8 4.4| 17.3 -3.2 14.1 7.1 0.31| 6.7 2.1 2500 106 10 58 5| 2.9 1.0 3.9| 17.3 -4.5 12.8 5.1 0.23| 5.8 1.4 3000 104 10 53 5| 2.4 1.0 3.4| 17.3 -4.8 12.5 4.2 0.22| 5.1 1.1 4000 94 10 44 6| 1.8 1.5 3.3| 19.1 -8.5 10.6 2.6 0.15| 4.8 0.7 5000 96 11 49 6| 2.7 1.2 3.9| 47.7 -10.6 37.1 7.4 0.32| 5.9 1.9 6000 102 11 55 5| 2.2 1.1 3.3| 50.9 -15.2 35.7 6.0 0.24| 6.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251210.23.gif