UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122923.upa.cvt Date: 2300Z 29 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 29 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 27.2 25.6 91 1.6 26.0 70 6 299.9 303.8 299.0 361.6 20.99 1 1000 54 27.0 24.6 87 2.4 25.2 75 9 300.1 303.8 298.4 358.4 19.84 2 925 741 22.8 20.5 87 2.3 21.2 75 13 302.6 305.7 297.0 351.9 16.63 3 850 1476 18.6 14.6 78 4.0 15.9 70 18 305.6 307.9 295.0 342.7 12.39 4 758 2451 13.0 8.0 72 5.0 9.9 75 26 309.7 311.4 293.6 337.0 8.92 5 754 2496 13.4 5.4 58 8.0 8.7 75 26 310.7 312.1 292.7 333.7 7.48 6 719 2895 11.6 8.2 80 3.4 9.5 69 27 312.9 314.7 294.9 342.4 9.54 7 700 3119 9.8 5.3 74 4.5 7.1 60 28 313.3 314.9 293.9 338.2 8.01 8 602 4358 3.6 0.3 79 3.3 1.8 54 23 320.0 321.2 294.6 340.9 6.51 9 580 4658 0.8 -0.3 92 1.1 0.2 49 21 320.1 321.4 294.6 340.9 6.47 10 548 5113 -1.3 -1.6 98 0.3 -1.4 50 20 322.9 324.1 295.1 343.1 6.22 11 500 5840 -4.3 -5.1 94 0.8 -4.7 55 27 327.8 328.8 295.6 345.2 5.24 12 400 7570 -13.5 -14.8 90 1.3 -14.0 360 22 337.4 338.1 296.2 348.1 3.03 13 390 7763 -14.3 -15.9 88 1.6 -14.9 357 22 338.8 339.4 296.4 348.9 2.84 14 300 9710 -27.7 -29.7 83 2.0 -28.1 335 15 346.3 346.6 296.7 350.5 1.09 15 289 9977 -29.5 -31.8 80 2.3 -29.9 334 15 347.5 347.7 296.8 351.0 0.92 16 259 10746 -35.9 -39.5 69 3.6 -36.4 333 15 349.1 349.2 296.8 351.1 0.48 17 250 10990 -37.9 -40.7 75 2.8 -38.2 345 15 349.7 349.8 297.0 351.5 0.44 18 239 11297 -40.7 -43.1 78 2.4 -40.9 352 15 350.0 350.1 297.0 351.5 0.35 19 235 11412 -41.9 -45.6 67 3.7 -42.2 354 15 349.9 350.0 296.8 351.0 0.28 20 228 11615 -43.5 -45.6 80 2.1 -43.7 359 16 350.5 350.6 297.0 351.7 0.28 21 214 12037 -47.1 -51.4 61 4.3 -47.3 346 16 351.3 351.4 297.1 352.0 0.16 22 213 12068 -47.5 -49.8 77 2.3 -47.6 342 15 351.2 351.2 297.1 352.0 0.19 23 200 12480 -51.3 -55.9 58 4.6 -51.5 320 16 351.5 351.6 297.1 352.0 0.10 24 196 12611 -52.7 -56.7 62 4.0 -52.8 320 15 351.3 351.4 297.0 351.7 0.09 25 166 13666 -61.5 -66.3 53 4.8 -61.6 298 13 353.7 353.7 297.4 353.9 0.03 26 165 13703 -61.9 -66.3 56 4.4 -62.0 299 14 353.7 353.7 297.4 353.8 0.03 27 161 13855 -62.7 -65.7 67 3.0 -62.7 298 17 354.8 354.8 297.7 355.0 0.03 28 157 14010 -63.5 -69.5 44 6.0 -63.6 295 21 356.0 356.0 297.9 356.1 0.02 29 150 14290 -65.3 -71.3 43 6.0 -65.4 325 25 357.6 357.6 298.2 357.7 0.02 30 139 14749 -69.1 -73.4 54 4.3 -69.1 335 27 358.8 358.8 298.5 358.8 0.01 31 114 15907 -78.7 -85.7 31 7.0 -78.7 341 43 361.9 361.9 299.1 361.9 0.00 32 103 16483 -79.7 -89.7 18 10.0 -79.7 346 38 370.6 370.6 300.7 370.6 0.00 33 100 16650 -81.1 -91.1 17 10.0 -81.1 305 17 371.0 371.0 300.8 371.0 0.00 34 87 17419 -86.9 -92.9 32 6.0 -86.9 235 10 374.4 374.5 301.4 374.5 0.00 35 84 17612 -82.1 -91.1 20 9.0 -82.1 211 12 388.0 388.0 303.5 388.0 0.00 36 81 17815 -82.9 -91.9 20 9.0 -82.9 186 14 390.4 390.4 303.9 390.4 0.00 37 76 18176 -75.5 -89.5 9 14.0 -75.6 142 17 413.0 413.0 306.9 413.0 0.00 38 70 18650 -75.9 -89.9 9 14.0 -75.9 85 21 422.0 422.0 307.9 422.0 0.00 39 68 18818 -74.1 -89.1 8 15.0 -74.2 86 22 429.4 429.4 308.8 429.4 0.00 40 62 19353 -77.1 -90.1 11 13.0 -77.1 89 26 434.3 434.3 309.3 434.3 0.00 41 59 19638 -76.7 -89.7 11 13.0 -76.7 90 29 441.4 441.4 310.0 441.4 0.00 42 57 19839 -71.7 -90.7 4 19.0 -71.8 91 30 457.1 457.1 311.5 457.1 0.00 43 50 20620 -67.3 -92.3 2 25.0 -67.5 95 36 484.9 484.9 313.8 484.9 0.00 44 49 20742 -66.7 -92.7 1 26.0 -67.0 95 37 489.1 489.1 314.1 489.1 0.00 45 42 21671 -67.7 -92.7 2 25.0 -67.9 93 43 508.7 508.7 315.5 508.7 0.00 46 38 22280 -62.5 -92.5 1 30.0 -63.0 92 47 536.7 536.7 317.3 536.7 0.00 47 33 23146 -64.1 -93.1 1 29.0 -64.6 91 53 554.6 554.6 318.3 554.6 0.00 48 30 23740 -56.7 -92.7 0 36.0 -58.0 90 57 590.1 590.1 320.2 590.1 0.00 49 28 24179 -56.3 -91.3 0 35.0 -57.8 88 57 602.9 602.9 320.7 603.0 0.00 50 26 24651 -57.1 -93.1 0 36.0 -58.6 86 57 613.6 613.6 321.2 613.6 0.00 51 22 25714 -55.9 -91.9 0 36.0 -57.8 82 58 647.2 647.2 322.6 647.2 0.00 52 21 26013 -52.3 -89.3 0 37.0 -55.1 81 58 666.7 666.7 323.3 666.8 0.01 53 20 26330 -51.3 -89.3 0 38.0 -54.4 80 58 679.1 679.2 323.7 679.2 0.01 54 16 27799 -45.1 -85.1 0 40.0 -51.0 91 56 744.1 744.1 325.8 744.3 0.02 55 13 29181 -46.5 -85.5 0 39.0 -52.5 102 55 784.8 784.8 326.8 785.0 0.02 56 12 29706 -51.1 -89.1 0 38.0 -55.6 106 54 786.7 786.7 326.9 786.8 0.01 57 10 30910 -44.1 -84.1 0 40.0 -52.2 115 53 854.9 854.9 328.5 855.2 0.03 58 9.0 31616 -44.4 -84.4 0 40.0 -52.8 105 60 879.9 879.9 329.0 880.3 0.04 59 8.7 31844 -44.5 -84.5 0 40.0 -53.1 888.1 888.1 329.2 888.5 0.04 TRP 87 17419 -86.9 -92.9 32 6.0 -86.9 235 10 374.4 374.5 301.4 374.5 0.00 WND 9.0 31616 -44.4 -84.4 0 40.0 -52.8 105 60 879.9 879.9 329.0 880.3 0.04 Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 567.81 mb = 4831.62 m = 15851.57 ft Wetbulb zero: 576.19 mb = 4711.33 m = 15456.94 ft Precipitable water: 2.38 inches Sfc-500 mean rel hum: 82.02 % Est. max temperature: 32.71 C = 90.88 F Sfc-Lift cond lev (LCL): 982.45 mb = 210.04 m = 689.09 ft T: 26.05 C 700-500 lapse rate: 5.18 C/km ThetaE index: 27.85 C Layer 1000.0- 719.0 mb Conv cond level (CCL): 894.24 mb = 1034.99 m = 3395.59 ft Mean mixing ratio: 17.88 g/kg Conv temperature: 31.11 C = 88.00 F Cap Strength: 1.02 C Lifted Index: -2.91 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.70 C Lifted Index @700 mb: -2.00 C Showalter Index: 1.36 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 18.90 C K Index: 33.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 238.20 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 897.86 J/kg Max Up Vert Vel: 42.38 m/s Conv Inhibition (B-): 10.91 J/kg Cap Strength: 1.02 C Lift Cond Lev (LCL): 922.86 mb = 761.16 m = 2497.22 ft Lev Free Conv (LFC): 857.86 mb = 1396.02 m = 4580.05 ft Equ Level (EL): 157.86 mb = 13976.79 m = 45855.05 ft B at Equ Level: 884.04 J/kg Max Parcel Lev (MPL): 87.86 mb = 17364.75 m = 56970.27 ft Wind level data Storm motion: 92 at 16 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 70 6 -5.6 -2.1 | 284 11 10.7 -2.7 1 1000 54 75 9 -8.7 -2.3 | 291 8 7.6 -2.9 2 972 305 50 14 -10.7 -9.0 | 330 11 5.6 -9.6 3 925 741 75 13 -12.6 -3.4 | 317 5 3.7 -4.0 4 907 914 85 16 -15.9 -1.4 | 350 2 0.4 -2.0 5 850 1476 70 18 -16.9 -6.2 | 5 7 -0.6 -6.8 6 845 1524 70 16 -15.0 -5.5 | 348 6 1.3 -6.1 7 786 2134 75 24 -23.2 -6.2 | 45 10 -6.9 -6.8 8 732 2743 75 27 -26.1 -7.0 | 52 12 -9.8 -7.6 9 700 3119 60 28 -24.2 -14.0 | 29 17 -7.9 -14.6 10 680 3353 55 30 -24.6 -17.2 | 25 20 -8.3 -17.8 11 607 4267 55 23 -18.8 -13.2 | 10 14 -2.5 -13.8 12 563 4877 45 19 -13.4 -13.4 | 348 14 2.9 -14.0 13 522 5486 60 23 -19.9 -11.5 | 17 13 -3.6 -12.1 14 500 5840 55 27 -22.1 -15.5 | 20 17 -5.8 -16.1 15 465 6401 45 16 -11.3 -11.3 | 337 13 5.0 -11.9 16 430 7010 10 21 -3.6 -20.7 | 329 25 12.7 -21.3 17 400 7570 360 22 -0.0 -22.0 | 324 28 16.3 -22.6 18 366 8230 350 21 3.6 -20.7 | 317 29 20.0 -21.3 19 351 8534 360 19 -0.0 -19.0 | 320 25 16.3 -19.6 20 311 9449 335 17 7.2 -15.4 | 304 28 23.5 -16.0 21 300 9710 335 15 6.3 -13.6 | 302 27 22.6 -14.2 22 262 10668 330 15 7.5 -13.0 | 300 27 23.8 -13.6 23 250 10990 345 15 3.9 -14.5 | 307 25 20.2 -15.1 24 219 11887 5 16 -1.4 -15.9 | 318 22 14.9 -16.5 25 209 12192 325 15 8.6 -12.3 | 297 28 24.9 -12.9 26 200 12480 320 16 10.3 -12.3 | 296 30 26.6 -12.9 27 181 13106 320 13 8.4 -10.0 | 293 27 24.7 -10.6 28 172 13411 290 9 8.5 -3.1 | 278 25 24.8 -3.7 29 164 13716 300 14 12.1 -7.0 | 285 29 28.4 -7.6 30 157 14021 295 21 19.0 -8.9 | 285 37 35.3 -9.5 31 150 14290 325 25 14.3 -20.5 | 305 37 30.6 -21.1 32 141 14630 335 26 11.0 -23.6 | 312 36 27.3 -24.2 33 115 15850 340 43 14.7 -40.4 | 323 51 31.0 -41.0 34 103 16459 350 40 6.9 -39.4 | 330 46 23.2 -40.0 35 100 16650 305 17 13.9 -9.8 | 289 32 30.2 -10.4 36 98 16764 305 17 13.9 -9.8 | 289 32 30.2 -10.4 37 87 17419 235 10 8.2 5.7 | 258 25 24.5 5.1 38 70 18650 85 21 -20.9 -1.8 | 62 5 -4.6 -2.4 39 50 20620 95 36 -35.9 3.1 | 97 20 -19.6 2.5 40 30 23740 90 57 -57.0 0.0 | 89 41 -40.7 -0.6 41 20 26330 80 58 -57.1 -10.1 | 75 42 -40.8 -10.7 42 10 30910 115 53 -48.0 22.4 | 124 38 -31.7 21.8 Wind Parameters Mean winds (0-6000m): 62.1 at 21.8 knts Storm direction: 92.1 at 16.3 knts Shear (0-3000m) pos: 2.4 neg: 2.5 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 110.7 deg Storm rel helicity (0-3000m) pos: 36.3 neg: -19.7 tot: 16.6 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 1.9 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 71.58 Bulk Shear: 12.54 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 59 12 319 9| 0.0 7.9 7.9| 17.6 -0.7 16.9 33.7 0.56| 12.9 7.3 1000 68 13 323 7| 3.1 3.9 7.0| 19.3 -2.6 16.7 16.7 0.41| 10.3 4.2 1500 71 15 334 6| 2.1 3.3 5.4| 19.8 -4.7 15.1 10.1 0.30| 8.5 2.5 2000 71 16 346 6| 2.8 2.5 5.3| 29.7 -4.7 25.0 12.5 0.41| 7.9 3.3 2500 72 17 3 6| 2.9 2.0 4.9| 35.0 -4.7 30.3 12.1 0.43| 7.1 3.0 3000 72 19 16 7| 2.4 2.5 4.9| 36.3 -19.7 16.6 5.5 0.27| 6.9 1.9 4000 67 21 20 10| 1.8 2.0 3.8| 36.3 -45.4 -9.1 -2.3 0.11| 6.5 0.7 5000 64 21 16 11| 1.4 1.6 3.0| 40.0 -69.6 -29.5 -5.9 0.00| 6.0 0.0 6000 62 22 15 11| 1.7 1.6 3.2| 61.4 -82.7 -21.3 -3.6 0.04| 6.1 0.3 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251229.23.gif