UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 8 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 1005 9 31.0 26.1 75 4.9 27.3 335 6 303.7 307.7 300.3 368.4 21.64 1 1002 38 29.2 25.6 81 3.6 26.5 326 5 302.2 306.1 299.6 364.6 21.05 2 1000 57 29.2 25.5 81 3.7 26.4 320 5 302.4 306.2 299.6 364.6 20.96 3 935 653 23.8 23.4 98 0.4 23.5 324 8 302.7 306.4 299.0 361.3 19.74 4 933 672 24.2 24.1 99 0.1 24.2 324 9 303.3 307.1 299.6 364.8 20.66 5 931 691 24.0 22.8 93 1.2 23.1 325 9 303.3 306.8 298.7 360.1 19.10 6 930 700 23.2 15.2 61 8.0 17.8 325 9 302.6 304.7 293.7 337.4 11.76 7 928 719 27.8 9.8 32 18.0 16.4 325 9 307.5 309.0 292.4 332.4 8.22 8 925 748 28.2 9.2 30 19.0 16.3 325 9 308.1 309.6 292.3 332.3 7.91 9 910 893 28.6 9.6 31 19.0 16.5 329 10 310.0 311.6 293.2 335.4 8.27 10 850 1495 24.6 8.6 36 16.0 14.5 225 3 311.9 313.5 293.7 337.5 8.27 11 815 1862 22.4 9.4 44 13.0 14.0 192 6 313.4 315.1 294.7 341.7 9.12 12 760 2465 17.0 9.0 59 8.0 11.9 134 12 313.8 315.7 295.1 343.4 9.53 13 700 3160 11.4 1.4 50 10.0 5.8 100 17 315.1 316.3 292.9 334.2 6.06 14 651 3762 6.6 -7.4 36 14.0 0.1 93 25 316.3 316.9 290.9 327.2 3.37 15 562 4948 -3.9 -9.9 63 6.0 -6.4 118 17 317.5 318.1 291.1 328.0 3.21 16 548 5148 -2.9 -7.9 68 5.0 -5.2 112 14 321.0 321.7 292.7 333.6 3.85 17 500 5870 -7.3 -10.0 81 2.7 -8.5 15 12 324.1 324.8 293.3 336.1 3.58 18 498 5901 -7.3 -9.9 82 2.6 -8.4 14 12 324.5 325.2 293.4 336.6 3.62 19 485 6106 -8.3 -14.3 62 6.0 -10.6 10 10 325.7 326.3 292.9 334.6 2.61 20 482 6154 -7.3 -22.3 29 15.0 -12.0 8 8 327.6 327.8 292.3 332.2 1.33 21 471 6334 -5.5 -53.5 1 48.0 -13.2 2 2 332.0 332.0 292.3 332.2 0.06 22 400 7590 -14.1 -48.1 4 34.0 -19.3 260 10 336.7 336.7 293.6 337.2 0.12 23 315 9367 -24.9 -56.9 3 32.0 -28.0 285 15 345.4 345.5 295.7 345.7 0.06 24 300 9720 -27.9 -58.9 4 31.0 -30.4 255 16 346.1 346.1 295.8 346.3 0.05 25 250 10990 -39.5 -60.5 9 21.0 -40.5 260 15 347.3 347.3 296.1 347.5 0.04 26 218 11914 -47.9 -61.9 18 14.0 -48.4 240 24 348.2 348.2 296.3 348.4 0.04 27 200 12480 -51.7 -73.7 5 22.0 -52.1 240 27 350.9 350.9 296.8 350.9 0.01 28 193 12710 -53.3 -76.3 4 23.0 -53.7 240 29 351.9 351.9 297.1 352.0 0.01 29 162 13811 -63.5 -69.5 44 6.0 -63.6 281 21 352.8 352.8 297.3 352.9 0.02 30 150 14280 -66.9 -71.6 51 4.7 -67.0 280 24 354.8 354.8 297.7 354.9 0.02 31 149 14320 -67.3 -70.9 60 3.6 -67.3 280 24 354.8 354.8 297.7 354.9 0.02 32 140 14694 -69.9 -82.9 13 13.0 -69.9 282 22 356.6 356.6 298.0 356.7 0.00 33 132 15042 -73.1 -79.1 40 6.0 -73.1 293 17 357.0 357.0 298.1 357.0 0.01 34 112 15987 -80.9 -85.3 47 4.4 -80.9 304 25 359.6 359.6 298.6 359.6 0.00 35 110 16088 -81.9 -86.4 46 4.5 -81.9 305 27 359.6 359.6 298.6 359.6 0.00 36 102 16510 -83.7 -90.7 28 7.0 -83.7 305 14 363.9 363.9 299.5 363.9 0.00 37 100 16620 -82.3 -90.3 24 8.0 -82.3 270 3 368.7 368.7 300.4 368.7 0.00 38 85 17519 -85.3 -92.3 27 7.0 -85.3 14 20 380.2 380.2 302.3 380.2 0.00 39 70 18600 -79.7 -89.7 18 10.0 -79.7 105 18 413.9 413.9 307.0 413.9 0.00 40 68 18764 -80.5 -90.5 17 10.0 -80.5 104 17 415.6 415.6 307.2 415.6 0.00 41 60 19485 -71.5 -91.5 4 20.0 -71.6 98 15 450.9 450.9 311.0 450.9 0.00 42 50 20580 -64.1 -92.1 1 28.0 -64.4 90 11 492.4 492.4 314.4 492.4 0.00 43 47 20961 -63.5 -91.5 1 28.0 -63.9 88 15 502.7 502.7 315.1 502.7 0.00 44 36 22601 -64.1 -92.1 1 28.0 -64.6 77 33 540.9 540.9 317.6 540.9 0.00 45 30 23730 -60.5 -91.5 1 31.0 -61.4 70 45 579.7 579.7 319.6 579.7 0.00 46 27 24386 -61.3 -91.3 1 30.0 -62.1 67 43 595.2 595.2 320.4 595.2 0.00 47 20 26290 -52.1 -88.1 1 36.0 -55.0 60 37 676.7 676.7 323.7 676.8 0.01 48 19 26622 -51.7 -87.7 1 36.0 -54.8 61 37 687.9 687.9 324.0 688.0 0.01 49 18 26971 -52.9 -87.9 1 35.0 -55.8 62 37 694.9 694.9 324.3 694.9 0.01 50 17 27340 -52.3 -88.3 1 36.0 -55.5 62 37 708.3 708.3 324.7 708.3 0.01 51 14 28618 -43.9 -83.9 0 40.0 -50.8 65 36 777.2 777.2 326.7 777.4 0.02 52 10 30870 -45.1 -85.1 0 40.0 -52.8 70 36 851.2 851.2 328.4 851.5 0.03 53 9.9 30937 -44.9 -84.9 0 40.0 -52.7 854.4 854.4 328.5 854.7 0.03 TRP 102 16510 -83.7 -90.7 28 7.0 -83.7 305 14 363.9 363.9 299.5 363.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 595.06 mb = 4507.56 m = 14788.39 ft Wetbulb zero: 649.93 mb = 3775.31 m = 12386.04 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 55.18 % Est. max temperature: 39.05 C = 102.29 F Sfc-Lift cond lev (LCL): 936.97 mb = 634.32 m = 2081.08 ft T: 23.97 C 700-500 lapse rate: 6.90 C/km ThetaE index: 32.55 C Layer 931.0- 910.0 mb Conv cond level (CCL): 770.96 mb = 2341.18 m = 7680.93 ft Mean mixing ratio: 17.19 g/kg Conv temperature: 41.05 C = 105.89 F Cap Strength: 6.46 C Lifted Index: -6.21 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.43 C Lifted Index @700 mb: -0.63 C Showalter Index: 0.53 C Risk: Thunderstorms probable Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.90 C Cross Totals Index: 15.90 C K Index: 30.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 121.20 Risk: None Energy Index: -0.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1422.45 J/kg Max Up Vert Vel: 53.34 m/s Conv Inhibition (B-): 294.94 J/kg Cap Strength: 6.46 C Lift Cond Lev (LCL): 881.77 mb = 1171.20 m = 3842.48 ft Lev Free Conv (LFC): 706.77 mb = 3078.59 m = 10100.25 ft Equ Level (EL): 146.77 mb = 14410.81 m = 47278.99 ft B at Equ Level: 1422.22 J/kg Max Parcel Lev (MPL): 76.77 mb = 18085.70 m = 59335.55 ft Wind level data Storm motion: 127 at 10 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 1005 9 335 6 2.5 -5.4 | 317 16 10.7 -11.5 1 1000 57 320 5 3.2 -3.8 | 311 15 11.4 -9.9 2 925 748 325 9 5.2 -7.4 | 315 19 13.4 -13.4 3 908 914 330 10 5.0 -8.7 | 318 20 13.2 -14.7 4 877 1219 315 10 7.1 -7.1 | 311 20 15.3 -13.1 5 850 1495 225 3 2.1 2.1 | 291 11 10.3 -4.0 6 847 1524 265 2 2.0 0.2 | 300 12 10.2 -5.9 7 789 2134 130 10 -7.7 6.4 | 237 1 0.5 0.4 8 761 2438 135 12 -8.5 8.5 | 173 2 -0.3 2.4 9 709 3048 100 15 -14.8 2.6 | 62 7 -6.6 -3.5 10 700 3160 100 17 -16.7 3.0 | 70 9 -8.5 -3.1 11 658 3658 90 25 -25.0 0.0 | 70 18 -16.8 -6.1 12 610 4267 110 22 -20.7 7.5 | 97 13 -12.5 1.4 13 566 4877 120 18 -15.6 9.0 | 112 8 -7.4 2.9 14 545 5182 110 13 -12.2 4.4 | 68 4 -4.0 -1.6 15 500 5870 15 12 -3.1 -11.6 | 344 18 5.1 -17.7 16 486 6096 10 10 -1.7 -9.8 | 338 17 6.5 -15.9 17 467 6401 0 0 -0.0 -0.0 | 307 10 8.2 -6.1 18 449 6706 180 10 0.0 10.0 | 244 9 8.2 3.9 19 400 7590 260 10 9.8 1.7 | 284 19 18.0 -4.3 20 398 7620 260 10 9.8 1.7 | 284 19 18.0 -4.3 21 382 7925 310 11 8.4 -7.1 | 308 21 16.6 -13.1 22 367 8230 330 15 7.5 -13.0 | 321 25 15.7 -19.1 23 338 8839 315 11 7.8 -7.8 | 311 21 16.0 -13.9 24 324 9144 285 15 14.5 -3.9 | 294 25 22.7 -10.0 25 311 9449 285 15 14.5 -3.9 | 294 25 22.7 -10.0 26 300 9720 255 16 15.5 4.1 | 275 24 23.7 -1.9 27 286 10058 255 17 16.4 4.4 | 274 25 24.6 -1.7 28 274 10363 275 17 16.9 -1.5 | 287 26 25.1 -7.6 29 251 10973 270 15 15.0 -0.0 | 285 24 23.2 -6.1 30 250 10990 260 15 14.8 2.6 | 279 23 23.0 -3.5 31 239 11278 250 15 14.1 5.1 | 272 22 22.3 -0.9 32 229 11582 240 23 19.9 11.5 | 259 29 28.1 5.4 33 200 12480 240 27 23.4 13.5 | 257 32 31.6 7.4 34 199 12497 240 34 29.4 17.0 | 254 39 37.6 10.9 35 190 12802 240 26 22.5 13.0 | 257 31 30.7 6.9 36 156 14021 290 20 18.8 -6.8 | 296 30 27.0 -12.9 37 150 14280 280 24 23.6 -4.2 | 288 33 31.8 -10.2 38 141 14630 280 23 22.7 -4.0 | 288 32 30.9 -10.1 39 127 15240 300 14 12.1 -7.0 | 303 24 20.3 -13.1 40 108 16154 305 28 22.9 -16.1 | 305 38 31.1 -22.1 41 103 16459 295 27 24.5 -11.4 | 298 37 32.7 -17.5 42 102 16510 305 14 11.5 -8.0 | 306 24 19.7 -14.1 43 100 16620 270 3 3.0 -0.0 | 298 13 11.2 -6.1 44 97 16764 310 21 16.1 -13.5 | 309 31 24.3 -19.6 45 70 18600 105 18 -17.4 4.7 | 81 9 -9.2 -1.4 46 50 20580 90 11 -11.0 0.0 | 25 7 -2.8 -6.1 47 30 23730 70 45 -42.3 -15.4 | 58 40 -34.1 -21.5 48 20 26290 60 37 -32.0 -18.5 | 44 34 -23.8 -24.6 49 10 30870 70 36 -33.8 -12.3 | 54 32 -25.6 -18.4 Wind Parameters Mean winds (0-6000m): 96.5 at 13.6 knts Storm direction: 126.5 at 10.2 knts Shear (0-3000m) pos: 0.4 neg: 3.6 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 107.9 deg Storm rel helicity (0-3000m) pos: 15.0 neg: -77.1 tot: -62.1 m^2/s^2 ave: -20.7 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 8.0 stream: -4.0 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 31.43 Bulk Shear: 45.26 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 ------------------------------------------------------------------------------- 500 322 6 313 16| 0.0 2.2 2.2| 3.1 -6.4 -3.4 -6.7 -0.22| 4.0 -0.9 1000 325 8 314 18| 1.2 1.1 2.3| 10.3 -10.4 -0.1 -0.1 -0.02| 3.8 -0.1 1500 320 8 312 18| 0.8 3.0 3.8| 15.0 -50.8 -35.7 -23.8 -0.34| 7.3 -2.5 2000 314 7 310 17| 0.6 4.3 4.9| 15.0 -70.2 -55.2 -27.6 -0.45| 8.3 -3.8 2500 329 8 316 18| 0.5 4.2 4.7| 15.0 -71.7 -56.6 -22.7 -0.45| 8.1 -3.7 3000 81 9 4 7| 0.4 3.6 4.0| 15.0 -77.1 -62.1 -20.7 -0.49| 8.0 -4.0 4000 93 12 35 7| 0.2 3.6 3.8| 34.2 -78.2 -44.0 -11.0 -0.30| 8.0 -2.4 5000 102 14 58 6| 1.0 2.8 3.9| 51.1 -80.9 -29.8 -6.0 -0.20| 7.5 -1.5 6000 97 14 50 7| 0.9 1.4 2.3| 51.1-137.9 -86.8 -14.5 -0.34| 8.4 -2.9 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251208.23.gif