UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041623.upa.cvt Date: 2300Z 16 APR 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 16 APR 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 1008 9 26.4 23.9 86 2.5 24.6 105 4 298.9 302.3 297.4 353.9 18.84 1 1000 80 26.4 22.2 78 4.2 23.3 35 3 299.5 302.7 296.5 349.5 17.09 2 962 423 26.4 18.4 61 8.0 20.8 15 17 302.9 305.5 295.3 344.3 13.98 3 925 769 25.2 16.2 57 9.0 19.0 45 15 305.1 307.4 295.0 342.8 12.62 4 913 884 25.0 15.0 54 10.0 18.2 53 15 306.0 308.2 294.7 341.5 11.82 5 850 1507 20.0 12.0 60 8.0 14.8 50 21 307.1 309.0 294.0 338.6 10.42 6 753 2538 11.2 9.8 91 1.4 10.3 58 25 308.4 310.3 294.1 339.2 10.16 7 700 3145 7.2 5.4 88 1.8 6.1 65 16 310.5 312.0 293.1 335.3 8.06 8 674 3456 5.4 5.1 98 0.3 5.2 45 14 311.8 313.4 293.6 337.2 8.20 9 670 3504 5.8 5.5 98 0.3 5.6 41 14 312.8 314.4 294.1 339.1 8.49 10 605 4336 2.6 2.5 99 0.1 2.5 344 9 318.4 319.8 294.9 342.5 7.60 11 512 5672 -3.5 -5.0 89 1.5 -4.3 317 14 326.5 327.6 295.2 343.6 5.16 12 503 5813 -2.5 -8.5 63 6.0 -5.3 319 12 329.4 330.2 295.0 343.0 4.00 13 500 5860 -2.9 -7.9 68 5.0 -5.3 320 12 329.5 330.4 295.2 343.8 4.22 14 482 6151 -4.5 -12.5 54 8.0 -7.9 319 12 331.0 331.6 294.7 341.4 3.04 15 474 6283 -4.9 -33.9 8 29.0 -12.1 316 11 332.1 332.2 292.7 333.8 0.46 16 470 6350 -5.3 -16.3 42 11.0 -9.5 314 11 332.4 332.9 294.4 340.4 2.28 17 465 6434 -5.9 -14.9 49 9.0 -9.5 312 11 332.7 333.2 294.7 341.7 2.59 18 401 7581 -13.9 -18.9 66 5.0 -15.6 285 7 336.7 337.1 295.3 344.3 2.14 19 400 7600 -13.9 -19.9 60 6.0 -15.9 285 7 336.9 337.3 295.3 344.0 1.97 20 378 8026 -16.7 -42.7 9 26.0 -21.1 312 5 338.7 338.8 294.2 339.6 0.23 21 373 8126 -17.3 -40.3 12 23.0 -21.4 318 4 339.2 339.3 294.4 340.4 0.31 22 372 8146 -17.3 -22.3 65 5.0 -18.8 319 4 339.5 339.8 295.7 345.7 1.72 23 371 8166 -17.5 -21.7 70 4.2 -18.8 321 4 339.5 339.8 295.7 346.1 1.82 24 365 8288 -18.3 -30.3 34 12.0 -21.1 328 3 340.0 340.2 295.1 343.2 0.84 25 363 8329 -18.5 -24.5 59 6.0 -20.2 331 3 340.3 340.6 295.6 345.6 1.45 26 354 8515 -19.7 -28.7 45 9.0 -21.9 343 2 341.1 341.3 295.5 344.9 1.01 27 322 9210 -25.1 -28.4 74 3.3 -25.9 312 9 343.0 343.2 296.0 347.3 1.14 28 315 9369 -25.9 -30.9 63 5.0 -26.9 304 11 344.0 344.2 296.1 347.6 0.92 29 300 9720 -28.7 -32.9 67 4.2 -29.5 315 13 344.9 345.1 296.2 348.0 0.80 30 254 10891 -37.9 -42.0 65 4.1 -38.4 314 24 348.1 348.2 296.5 349.6 0.38 31 250 11000 -38.9 -43.1 64 4.2 -39.3 315 26 348.2 348.3 296.5 349.6 0.34 32 200 12490 -51.9 -56.2 60 4.3 -52.1 325 41 350.6 350.6 296.8 351.0 0.09 33 176 13305 -59.3 -63.7 57 4.4 -59.4 328 47 351.5 351.5 297.0 351.7 0.04 34 161 13858 -63.9 -69.9 44 6.0 -64.0 324 47 352.8 352.8 297.3 352.9 0.02 35 157 14012 -64.3 -74.3 24 10.0 -64.4 322 39 354.7 354.7 297.6 354.7 0.01 36 155 14090 -64.9 -74.9 24 10.0 -65.0 322 35 354.9 354.9 297.7 355.0 0.01 37 150 14290 -65.5 -75.5 24 10.0 -65.6 320 25 357.2 357.2 298.1 357.3 0.01 38 143 14579 -67.5 -78.5 19 11.0 -67.5 320 23 358.7 358.7 298.4 358.7 0.01 39 118 15707 -77.5 -79.7 70 2.2 -77.5 281 13 360.5 360.5 298.8 360.5 0.01 40 100 16640 -83.3 -88.2 42 4.9 -83.3 290 10 366.8 366.8 300.0 366.8 0.00 41 99 16696 -83.3 -88.3 41 5.0 -83.3 290 8 367.8 367.8 300.2 367.8 0.00 42 97 16810 -80.9 -87.9 30 7.0 -80.9 290 10 374.7 374.7 301.4 374.7 0.00 43 91 17166 -83.5 -89.5 34 6.0 -83.5 291 8 376.4 376.4 301.6 376.4 0.00 44 81 17819 -79.3 -89.3 18 10.0 -79.3 293 6 397.8 397.8 304.9 397.8 0.00 45 76 18179 -80.1 -90.1 17 10.0 -80.1 294 5 403.4 403.4 305.7 403.4 0.00 46 70 18650 -74.9 -89.9 8 15.0 -75.0 295 3 424.1 424.1 308.2 424.2 0.00 47 67 18906 -71.5 -89.5 5 18.0 -71.6 311 4 436.9 436.9 309.6 436.9 0.00 48 63 19269 -70.1 -89.1 5 19.0 -70.2 333 6 447.7 447.7 310.6 447.7 0.00 49 61 19459 -71.7 -89.7 5 18.0 -71.8 344 7 448.3 448.3 310.7 448.3 0.00 50 50 20640 -67.9 -89.9 3 22.0 -68.1 55 14 483.5 483.5 313.7 483.5 0.00 51 41 21843 -64.1 -89.1 2 25.0 -64.5 61 16 521.2 521.2 316.4 521.2 0.00 52 39 22148 -65.1 -89.1 2 24.0 -65.5 62 16 526.2 526.2 316.7 526.2 0.00 53 34 22998 -58.1 -87.1 1 29.0 -59.1 66 17 565.6 565.6 318.9 565.7 0.01 54 30 23790 -55.7 -86.7 1 31.0 -57.2 70 18 592.8 592.8 320.3 592.8 0.01 55 26 24705 -55.3 -86.3 1 31.0 -57.1 84 27 618.7 618.7 321.5 618.8 0.01 56 24 25220 -52.1 -85.1 1 33.0 -54.6 92 32 642.3 642.3 322.4 642.4 0.01 57 21 26084 -53.5 -85.5 1 32.0 -55.9 105 40 663.1 663.1 323.2 663.2 0.01 58 20 26400 -51.5 -84.5 1 33.0 -54.5 110 43 678.5 678.5 323.7 678.7 0.02 59 19 26734 -51.9 -84.9 1 33.0 -54.9 108 44 687.3 687.3 324.0 687.4 0.02 60 14 28764 -41.5 -81.5 1 40.0 -49.5 97 47 785.3 785.3 326.9 785.6 0.04 61 12 29815 -39.9 -80.9 0 41.0 -49.4 92 48 826.4 826.4 327.9 826.8 0.05 62 10 31060 -40.9 -81.9 0 41.0 -50.7 85 50 866.9 866.9 328.8 867.4 0.05 63 9.0 31781 -38.3 -80.3 0 42.0 -50.1 903.4 903.4 329.5 904.1 0.07 TRP 99 16696 -83.3 -88.3 41 5.0 -83.3 290 8 367.8 367.8 300.2 367.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 565.36 mb = 4905.17 m = 16092.88 ft Wetbulb zero: 570.26 mb = 4809.14 m = 15777.82 ft Precipitable water: 2.12 inches Sfc-500 mean rel hum: 82.49 % Est. max temperature: 34.51 C = 94.12 F Sfc-Lift cond lev (LCL): 972.47 mb = 326.96 m = 1072.67 ft T: 26.40 C 700-500 lapse rate: 3.72 C/km ThetaE index: 15.29 C Layer 1000.0- 753.0 mb Conv cond level (CCL): 803.21 mb = 1988.82 m = 6524.92 ft Mean mixing ratio: 14.27 g/kg Conv temperature: 35.28 C = 95.51 F Cap Strength: 3.85 C Lifted Index: 1.83 C Risk: Showers probable Lifted Index @300 mb: 2.33 C Lifted Index @700 mb: -2.02 C Showalter Index: 4.46 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 14.90 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 198.00 Risk: None Energy Index: 0.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 143.76 J/kg Max Up Vert Vel: 16.96 m/s Conv Inhibition (B-): 141.60 J/kg Cap Strength: 3.85 C Lift Cond Lev (LCL): 860.29 mb = 1402.10 m = 4600.01 ft Lev Free Conv (LFC): 765.29 mb = 2400.24 m = 7874.70 ft Equ Level (EL): 515.29 mb = 5620.56 m = 18439.94 ft B at Equ Level: 142.26 J/kg Max Parcel Lev (MPL): 375.29 mb = 8080.25 m = 26509.68 ft Wind level data Storm motion: 63 at 12 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 9 105 4 -3.9 1.0 | 226 9 6.5 6.3 1 1000 80 35 3 -1.7 -2.5 | 252 9 8.6 2.8 2 975 305 15 18 -4.7 -17.4 | 335 13 5.7 -12.1 3 942 610 15 16 -4.1 -15.5 | 329 12 6.2 -10.1 4 925 769 45 15 -10.6 -10.6 | 3 5 -0.2 -5.3 5 910 914 55 15 -12.3 -8.6 | 30 4 -1.9 -3.3 6 878 1219 45 18 -12.7 -12.7 | 18 8 -2.4 -7.4 7 850 1507 50 21 -16.1 -13.5 | 35 10 -5.7 -8.2 8 789 2134 55 26 -21.3 -14.9 | 49 15 -10.9 -9.6 9 761 2438 55 26 -21.3 -14.9 | 49 15 -10.9 -9.6 10 708 3048 75 17 -16.4 -4.4 | 98 6 -6.1 0.9 11 700 3145 65 16 -14.5 -6.8 | 71 4 -4.1 -1.5 12 609 4267 350 10 1.7 -9.8 | 291 13 12.1 -4.5 13 587 4572 315 5 3.5 -3.5 | 263 14 13.9 1.8 14 565 4877 305 10 8.2 -5.7 | 271 19 18.5 -0.4 15 544 5182 345 11 2.8 -10.6 | 292 14 13.2 -5.3 16 524 5486 315 15 10.6 -10.6 | 284 22 21.0 -5.3 17 500 5860 320 12 7.7 -9.2 | 282 18 18.1 -3.9 18 485 6096 320 12 7.7 -9.2 | 282 18 18.1 -3.9 19 400 7600 285 7 6.8 -1.8 | 258 17 17.1 3.5 20 352 8534 345 2 0.5 -1.9 | 253 11 10.9 3.4 21 311 9449 300 12 10.4 -6.0 | 272 21 20.7 -0.7 22 300 9720 315 13 9.2 -9.2 | 281 20 19.5 -3.9 23 274 10363 310 16 12.3 -10.3 | 282 23 22.6 -5.0 24 250 11000 315 26 18.4 -18.4 | 294 32 28.7 -13.1 25 200 12490 325 41 23.5 -33.6 | 310 44 33.9 -28.3 26 181 13106 330 44 22.0 -38.1 | 315 46 32.4 -32.8 27 164 13716 325 54 31.0 -44.2 | 313 57 41.3 -38.9 28 150 14290 320 25 16.1 -19.2 | 298 30 26.4 -13.8 29 141 14630 320 23 14.8 -17.6 | 296 28 25.1 -12.3 30 127 15240 340 14 4.8 -13.2 | 297 17 15.1 -7.9 31 121 15545 285 10 9.7 -2.6 | 262 20 20.0 2.7 32 109 16154 265 23 22.9 2.0 | 258 34 33.3 7.3 33 103 16459 300 11 9.5 -5.5 | 271 20 19.9 -0.2 34 100 16640 290 10 9.4 -3.4 | 265 20 19.8 1.9 35 99 16696 290 8 7.5 -2.7 | 262 18 17.9 2.6 36 98 16764 290 10 9.4 -3.4 | 265 20 19.8 1.9 37 70 18650 295 3 2.7 -1.3 | 253 14 13.1 4.0 38 50 20640 55 14 -11.5 -8.0 | 22 3 -1.1 -2.7 39 30 23790 70 18 -16.9 -6.2 | 83 7 -6.6 -0.9 40 20 26400 110 43 -40.4 14.7 | 124 36 -30.0 20.0 41 10 31060 85 50 -49.8 -4.4 | 91 39 -39.5 0.9 Wind Parameters Mean winds (0-6000m): 32.9 at 15.5 knts Storm direction: 62.9 at 11.6 knts Shear (0-3000m) pos: 3.0 neg: 3.6 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): -132.4 deg Storm rel helicity (0-3000m) pos: 82.4 neg: -6.2 tot: 76.2 m^2/s^2 ave: 25.4 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 5.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 46.24 Bulk Shear: 3.11 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 18 12 314 9| 0.0 17.6 17.6| 33.8 -3.0 30.8 61.6 0.75| 21.2 15.9 1000 28 14 332 8| 5.3 8.8 14.1| 46.7 -4.8 41.9 41.9 0.65| 17.1 11.2 1500 36 15 350 7| 3.5 7.3 10.8| 52.8 -6.2 46.6 31.1 0.60| 13.5 8.1 2000 42 17 9 8| 3.4 5.4 8.9| 60.0 -6.2 53.8 26.9 0.59| 11.3 6.6 2500 46 19 22 9| 3.0 4.4 7.4| 65.5 -6.2 59.3 23.7 0.59| 9.5 5.6 3000 49 19 30 9| 3.0 3.6 6.6| 82.4 -6.2 76.2 25.4 0.61| 9.6 5.8 4000 49 18 26 7| 2.2 3.8 6.0| 82.4 -28.5 53.9 13.5 0.27| 9.5 2.5 5000 43 16 5 7| 1.3 2.7 4.1|103.3 -59.7 43.5 8.7 0.17| 9.3 1.6 6000 33 16 346 8| 1.3 2.6 4.0|116.8 -75.8 40.9 6.8 0.15| 9.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20250416.23.gif