UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122723.upa.cvt Date: 2300Z 27 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 27 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 31.4 25.4 71 6.0 26.9 315 9 304.1 308.0 299.8 366.1 20.73 1 1000 58 29.8 24.8 75 5.0 26.0 300 6 303.0 306.7 299.2 362.6 20.08 2 969 339 26.8 24.0 85 2.8 24.7 301 11 302.7 306.3 299.0 361.3 19.74 3 925 750 24.2 20.4 79 3.8 21.5 310 12 304.1 307.1 297.3 353.3 16.53 4 905 942 23.2 18.6 75 4.6 19.9 328 13 304.9 307.7 296.6 349.9 15.07 5 885 1138 25.4 11.4 42 14.0 16.3 351 13 309.2 311.0 293.9 338.5 9.61 6 850 1492 23.4 12.4 50 11.0 16.1 360 6 310.7 312.7 295.1 343.4 10.70 7 831 1689 23.2 7.2 36 16.0 13.3 360 3 312.5 313.9 293.4 336.3 7.69 8 700 3155 11.0 6.0 71 5.0 8.0 65 21 314.7 316.3 294.6 340.9 8.41 9 678 3420 8.8 2.8 66 6.0 5.4 68 23 315.1 316.4 293.6 336.9 6.92 10 662 3617 7.4 3.0 74 4.4 4.9 80 24 315.7 317.1 293.9 338.3 7.19 11 638 3921 6.0 -5.0 45 11.0 0.6 97 25 317.4 318.2 291.9 330.8 4.13 12 546 5176 -2.9 -7.9 68 5.0 -5.2 101 6 321.3 322.1 292.8 334.0 3.86 13 529 5426 -4.1 -13.1 50 9.0 -7.7 50 10 322.8 323.3 292.2 331.6 2.63 14 519 5576 -4.9 -10.9 63 6.0 -7.4 32 11 323.6 324.2 292.9 334.3 3.21 15 516 5622 -4.9 -9.9 68 5.0 -7.1 30 11 324.1 324.8 293.3 335.8 3.49 16 514 5652 -4.7 -15.7 42 11.0 -8.8 29 11 324.7 325.2 292.3 332.2 2.19 17 509 5729 -4.3 -20.3 27 16.0 -9.7 26 12 326.1 326.4 292.1 331.3 1.50 18 500 5870 -4.7 -31.7 10 27.0 -11.6 20 12 327.3 327.4 291.5 329.3 0.54 19 499 5886 -4.7 -34.7 7 30.0 -11.8 20 12 327.5 327.6 291.5 329.0 0.40 20 493 5981 -5.1 -12.1 58 7.0 -8.1 19 13 328.1 328.8 294.0 338.6 3.07 21 487 6077 -5.7 -10.7 68 5.0 -7.9 19 13 328.6 329.3 294.4 340.3 3.48 22 476 6256 -5.7 -11.7 63 6.0 -8.3 18 14 330.7 331.4 294.8 341.9 3.28 23 448 6728 -9.1 -14.1 67 5.0 -11.1 16 17 332.2 332.8 294.8 342.1 2.87 24 443 6815 -8.9 -15.9 57 7.0 -11.6 22 15 333.5 334.0 294.8 342.3 2.50 25 438 6903 -7.9 -31.9 13 24.0 -14.0 28 13 335.9 336.0 293.9 338.2 0.60 26 427 7100 -9.9 -20.9 40 11.0 -13.6 31 10 335.8 336.1 294.8 341.9 1.69 27 400 7600 -14.3 -33.3 18 19.0 -18.6 10 7 336.4 336.5 294.0 338.6 0.58 28 388 7830 -16.3 -34.3 20 18.0 -20.1 9 6 336.7 336.8 294.0 338.8 0.54 29 362 8348 -18.5 -45.5 7 27.0 -22.6 5 4 340.5 340.6 294.6 341.3 0.18 30 308 9531 -26.9 -61.9 2 35.0 -29.6 357 9 344.9 344.9 295.5 345.0 0.03 31 300 9720 -27.5 -64.5 2 37.0 -30.2 355 14 346.6 346.6 295.9 346.7 0.02 32 288 10013 -29.7 -46.7 18 17.0 -31.6 334 15 347.6 347.6 296.3 348.4 0.20 33 274 10368 -32.1 -53.1 11 21.0 -33.9 324 15 349.1 349.1 296.5 349.5 0.10 34 250 11010 -37.7 -57.7 11 20.0 -38.9 310 15 350.0 350.0 296.7 350.3 0.06 35 200 12500 -50.3 -69.3 9 19.0 -50.7 320 18 353.1 353.1 297.3 353.2 0.02 36 172 13470 -58.5 -75.5 9 17.0 -58.7 346 19 355.1 355.1 297.7 355.1 0.01 37 151 14279 -65.1 -79.1 13 14.0 -65.2 4 19 357.3 357.3 298.1 357.3 0.01 38 150 14320 -65.3 -79.3 13 14.0 -65.4 5 19 357.6 357.6 298.2 357.6 0.00 39 146 14484 -66.5 -73.5 37 7.0 -66.5 6 19 358.3 358.3 298.4 358.3 0.01 40 143 14609 -67.7 -84.7 7 17.0 -67.8 7 18 358.3 358.3 298.4 358.3 0.00 41 119 15690 -77.1 -82.1 45 5.0 -77.1 14 16 360.4 360.4 298.8 360.4 0.00 42 102 16560 -83.5 -87.8 47 4.3 -83.5 58 15 364.3 364.3 299.5 364.3 0.00 43 100 16670 -84.7 -89.1 45 4.4 -84.7 65 15 364.1 364.1 299.5 364.1 0.00 44 89 17304 -89.1 -92.9 48 3.8 -89.1 70 15 367.6 367.6 300.1 367.6 0.00 45 80 17880 -87.7 -92.7 39 5.0 -87.7 77 22 381.9 381.9 302.5 381.9 0.00 46 74 18314 -78.1 -88.1 18 10.0 -78.1 82 27 410.7 410.7 306.6 410.7 0.00 47 71 18549 -79.3 -89.3 18 10.0 -79.3 84 29 413.1 413.1 306.9 413.1 0.00 48 70 18630 -77.5 -88.5 15 11.0 -77.6 85 30 418.6 418.6 307.6 418.6 0.00 49 60 19513 -76.9 -89.9 11 13.0 -76.9 90 31 438.8 438.8 309.7 438.8 0.00 50 59 19610 -71.7 -89.7 5 18.0 -71.8 90 32 452.6 452.6 311.1 452.6 0.00 51 50 20600 -65.5 -90.5 2 25.0 -65.8 95 33 489.1 489.1 314.1 489.1 0.00 52 41 21803 -67.3 -92.3 2 25.0 -67.6 91 39 513.2 513.2 315.8 513.2 0.00 53 31 23524 -58.9 -89.9 1 31.0 -59.9 86 47 578.6 578.6 319.6 578.6 0.00 54 30 23730 -58.7 -89.7 1 31.0 -59.7 85 48 584.6 584.6 319.9 584.6 0.00 55 24 25137 -58.1 -89.1 1 31.0 -59.5 91 45 624.9 624.9 321.7 624.9 0.01 56 23 25409 -52.7 -87.7 1 35.0 -55.2 92 45 648.4 648.4 322.6 648.5 0.01 57 21 26002 -49.9 -85.9 1 36.0 -53.3 94 44 674.0 674.0 323.6 674.0 0.01 58 20 26320 -52.1 -87.1 1 35.0 -55.0 95 43 676.7 676.7 323.7 676.8 0.01 59 18 27002 -52.3 -87.3 1 35.0 -55.4 96 47 696.8 696.8 324.3 696.8 0.01 60 15 28195 -47.7 -85.7 0 38.0 -52.8 98 54 749.4 749.4 325.9 749.5 0.02 61 14 28649 -49.7 -86.7 1 37.0 -54.2 98 57 757.5 757.5 326.1 757.6 0.02 62 12 29664 -47.0 -85.3 0 38.3 -53.1 100 63 801.2 801.2 327.3 801.4 0.02 63 11 30243 -45.5 -84.5 0 39.0 -52.6 90 57 826.9 826.9 327.9 827.1 0.03 64 11 30243 -46.3 -85.3 0 39.0 -53.1 90 57 823.9 824.0 327.8 824.2 0.02 65 10 30880 -43.9 -83.9 0 40.0 -52.2 80 51 855.7 855.7 328.5 856.0 0.03 66 9.0 31594 -39.5 -81.5 0 42.0 -50.6 898.8 898.8 329.4 899.4 0.06 67 8.5 31984 -40.9 -81.9 0 41.0 -51.5 908.1 908.1 329.6 908.7 0.06 TRP 89 17304 -89.1 -92.9 48 3.8 -89.1 70 15 367.6 367.6 300.1 367.6 0.00 WND 12 29664 -47.0 -85.3 0 38.3 -53.1 100 63 801.2 801.2 327.3 801.4 0.02 Sounding variables and indices 1000-500 mb thick: 5812.00 m Freezing level: 575.98 mb = 4766.65 m = 15638.43 ft Wetbulb zero: 628.39 mb = 4042.85 m = 13263.78 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 58.37 % Est. max temperature: 37.74 C = 99.92 F Sfc-Lift cond lev (LCL): 922.09 mb = 777.61 m = 2551.17 ft T: 24.06 C 700-500 lapse rate: 5.78 C/km ThetaE index: 27.59 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 788.02 mb = 2143.11 m = 7031.12 ft Mean mixing ratio: 18.29 g/kg Conv temperature: 40.50 C = 104.91 F Cap Strength: 4.46 C Lifted Index: -4.43 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.20 C Lifted Index @700 mb: -1.62 C Showalter Index: 0.73 C Risk: Thunderstorms probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 17.10 C K Index: 35.50 Risk: > 80 % chance of thunderstorms Sweat Index: 172.80 Risk: None Energy Index: -2.63 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1465.45 J/kg Max Up Vert Vel: 54.14 m/s Conv Inhibition (B-): 180.34 J/kg Cap Strength: 4.43 C Lift Cond Lev (LCL): 904.46 mb = 946.80 m = 3106.27 ft Lev Free Conv (LFC): 729.46 mb = 2802.82 m = 9195.50 ft Equ Level (EL): 139.46 mb = 14756.85 m = 48414.28 ft B at Equ Level: 1454.90 J/kg Max Parcel Lev (MPL): 69.46 mb = 18674.52 m = 61267.36 ft Wind level data Storm motion: 92 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 9 315 9 6.4 -6.4 | 292 18 16.3 -6.6 1 1000 58 300 6 5.2 -3.0 | 282 15 15.1 -3.3 2 973 305 300 11 9.5 -5.5 | 287 20 19.4 -5.8 3 940 610 310 14 10.7 -9.0 | 294 23 20.6 -9.3 4 925 750 310 12 9.2 -7.7 | 293 21 19.1 -8.0 5 908 914 325 13 7.5 -10.6 | 302 21 17.4 -10.9 6 877 1219 360 13 -0.0 -13.0 | 323 17 9.9 -13.3 7 850 1492 360 6 -0.0 -6.0 | 302 12 9.9 -6.3 8 817 1829 0 0 -0.0 -0.0 | 272 10 9.9 -0.3 9 789 2134 70 3 -2.8 -1.0 | 280 7 7.1 -1.3 10 761 2438 70 10 -9.4 -3.4 | 352 4 0.5 -3.7 11 700 3155 65 21 -19.0 -8.9 | 45 13 -9.1 -9.1 12 683 3353 65 23 -20.8 -9.7 | 48 15 -10.9 -10.0 13 633 3962 100 25 -24.6 4.3 | 105 15 -14.7 4.1 14 610 4267 100 21 -20.7 3.6 | 107 11 -10.8 3.4 15 587 4572 90 18 -18.0 0.0 | 88 8 -8.1 -0.3 16 565 4877 110 10 -9.4 3.4 | 189 3 0.5 3.2 17 545 5182 100 6 -5.9 1.0 | 259 4 4.0 0.8 18 524 5486 35 11 -6.3 -9.0 | 339 10 3.6 -9.3 19 500 5870 20 12 -4.1 -11.3 | 333 13 5.8 -11.5 20 449 6706 15 17 -4.4 -16.4 | 342 18 5.5 -16.7 21 432 7010 35 10 -5.7 -8.2 | 334 9 4.2 -8.5 22 400 7600 10 7 -1.2 -6.9 | 309 11 8.7 -7.2 23 324 9144 0 0 -0.0 -0.0 | 272 10 9.9 -0.3 24 300 9720 355 14 1.2 -13.9 | 322 18 11.1 -14.2 25 299 9754 355 13 1.1 -13.0 | 320 17 11.0 -13.2 26 286 10058 330 15 7.5 -13.0 | 307 22 17.4 -13.3 27 250 11010 310 15 11.5 -9.6 | 295 24 21.4 -9.9 28 219 11887 300 24 20.8 -12.0 | 292 33 30.7 -12.3 29 200 12500 320 18 11.6 -13.8 | 303 26 21.5 -14.1 30 173 13411 345 19 4.9 -18.4 | 321 24 14.8 -18.6 31 150 14320 5 19 -1.7 -18.9 | 337 21 8.3 -19.2 32 115 15850 15 16 -4.1 -15.5 | 340 17 5.8 -15.7 33 100 16670 65 15 -13.6 -6.3 | 29 8 -3.7 -6.6 34 98 16764 65 12 -10.9 -5.1 | 10 5 -1.0 -5.3 35 93 17069 65 15 -13.6 -6.3 | 29 8 -3.7 -6.6 36 89 17304 70 15 -14.1 -5.1 | 38 7 -4.2 -5.4 37 70 18630 85 30 -29.9 -2.6 | 82 20 -20.0 -2.9 38 50 20600 95 33 -32.9 2.9 | 96 23 -23.0 2.6 39 30 23730 85 48 -47.8 -4.2 | 83 38 -37.9 -4.4 40 20 26320 95 43 -42.8 3.7 | 96 33 -32.9 3.5 41 12 29664 100 63 -62.0 10.9 | 102 53 -52.1 10.7 42 10 30880 80 51 -50.2 -8.9 | 77 41 -40.3 -9.1 Wind Parameters Mean winds (0-6000m): 61.5 at 13.2 knts Storm direction: 91.5 at 9.9 knts Shear (0-3000m) pos: 3.6 neg: 1.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 110.3 deg Storm rel helicity (0-3000m) pos: 89.3 neg: -46.5 tot: 42.9 m^2/s^2 ave: 14.3 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 2.1 10^-3/s Energy-Hel index: 0.68 Bulk Rich Number: 27.79 Bulk Shear: 52.74 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 ------------------------------------------------------------------------------- 500 302 10 287 19| 0.0 4.4 4.4| 15.3 -11.8 3.5 7.0 0.03| 9.5 0.3 1000 310 11 292 20| 3.4 2.2 5.6| 50.8 -14.1 36.8 36.8 0.36| 9.2 3.3 1500 324 11 300 19| 3.6 1.5 5.1| 71.9 -32.4 39.5 26.3 0.19| 10.4 1.9 2000 327 9 297 17| 3.4 1.1 4.5| 74.8 -46.5 28.3 14.1 0.05| 9.6 0.5 2500 338 8 301 15| 4.4 0.9 5.2| 82.7 -46.5 36.2 14.5 0.18| 9.7 1.7 3000 3 9 316 13| 3.6 1.0 4.6| 89.3 -46.5 42.9 14.3 0.23| 9.4 2.1 4000 48 13 358 9| 4.1 0.7 4.8|149.5 -46.5 103.0 25.8 0.38| 9.5 3.6 5000 65 14 24 7| 2.5 0.9 3.4|159.3 -53.0 106.3 21.3 0.38| 9.5 3.6 6000 62 13 15 7| 2.1 2.1 4.1|167.0 -56.3 110.8 18.5 0.38| 9.3 3.5 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251227.23.gif