UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121123.upa.cvt Date: 2300Z 11 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 11 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 1007 9 30.6 25.6 75 5.0 26.8 230 8 303.1 307.0 299.7 365.5 20.94 1 1000 72 29.4 24.8 76 4.6 26.0 225 10 302.5 306.3 299.1 362.1 20.08 2 940 622 24.0 23.7 98 0.3 23.8 206 13 302.5 306.1 299.0 361.8 20.00 3 925 763 23.2 21.9 92 1.3 22.3 215 13 303.0 306.4 298.1 357.0 18.17 4 898 1022 22.0 17.1 74 4.9 18.6 227 16 304.4 306.9 295.6 345.5 13.79 5 886 1139 20.4 20.4 100 0.0 20.4 229 15 303.9 307.1 297.8 355.3 17.28 6 880 1198 20.0 18.9 93 1.1 19.2 230 15 304.1 307.0 296.9 351.1 15.81 7 878 1217 21.6 15.6 69 6.0 17.5 230 15 305.9 308.3 295.3 344.3 12.80 8 872 1277 21.6 13.6 60 8.0 16.3 232 14 306.5 308.6 294.4 340.5 11.30 9 850 1499 20.0 14.0 68 6.0 16.0 240 9 307.1 309.3 295.0 343.0 11.91 10 833 1673 19.0 15.5 80 3.5 16.6 258 9 307.8 310.3 296.3 348.4 13.42 11 811 1904 17.8 11.8 68 6.0 13.9 279 6 308.9 310.9 294.7 341.7 10.79 12 803 1989 16.6 16.3 98 0.3 16.4 286 5 308.5 311.3 297.3 353.0 14.68 13 782 2215 15.0 15.0 100 0.0 15.0 306 4 309.1 311.8 296.9 351.2 13.85 14 771 2335 14.0 12.3 89 1.7 12.9 315 5 309.3 311.5 295.5 345.0 11.74 15 753 2535 13.2 9.2 77 4.0 10.7 331 5 310.6 312.4 294.4 340.4 9.75 16 743 2647 12.2 11.9 98 0.3 12.0 340 6 310.7 312.9 296.0 347.0 11.87 17 700 3146 9.0 7.9 93 1.1 8.3 20 7 312.5 314.3 294.8 342.1 9.60 18 625 4076 4.6 -1.4 65 6.0 1.4 33 6 317.7 318.8 293.2 335.4 5.53 19 577 4722 0.0 0.0 100 0.0 0.0 51 4 319.7 321.0 294.6 341.0 6.65 20 554 5046 -2.1 -6.0 75 3.9 -4.0 66 4 320.9 321.8 293.2 335.3 4.41 21 544 5191 -1.3 -7.3 64 6.0 -4.1 73 3 323.6 324.4 293.6 337.0 4.06 22 502 5829 -4.1 -15.1 42 11.0 -8.4 103 2 327.7 328.1 293.3 335.8 2.36 23 500 5860 -4.5 -13.5 49 9.0 -8.2 105 2 327.6 328.1 293.5 336.8 2.70 24 496 5923 -4.9 -11.9 58 7.0 -7.9 107 3 327.8 328.4 293.9 338.3 3.10 25 486 6084 -5.1 -19.1 32 14.0 -10.1 111 5 329.5 329.8 293.2 335.6 1.74 26 475 6264 -6.9 -17.9 41 11.0 -10.9 116 8 329.4 329.8 293.4 336.3 1.97 27 473 6296 -7.3 -19.3 38 12.0 -11.5 117 8 329.3 329.7 293.2 335.5 1.75 28 464 6447 -6.7 -30.7 13 24.0 -13.0 126 10 331.9 332.0 292.9 334.3 0.64 29 462 6480 -6.9 -28.9 15 22.0 -12.9 131 10 332.0 332.2 293.0 334.8 0.76 30 441 6842 -10.1 -28.1 21 18.0 -14.9 184 8 332.5 332.6 293.2 335.6 0.86 31 400 7590 -14.3 -45.3 5 31.0 -19.3 295 5 336.4 336.4 293.6 337.1 0.17 32 375 8077 -16.5 -55.5 2 39.0 -21.3 309 10 339.8 339.8 294.3 340.0 0.06 33 300 9710 -29.3 -59.3 4 30.0 -31.6 215 14 344.1 344.1 295.3 344.3 0.04 34 266 10554 -37.3 -59.3 8 22.0 -38.5 226 18 344.4 344.5 295.4 344.7 0.05 35 250 10980 -40.1 -61.1 9 21.0 -41.1 230 19 346.4 346.5 295.9 346.6 0.04 36 215 11995 -48.7 -59.7 27 11.0 -49.1 229 18 348.4 348.4 296.3 348.6 0.06 37 213 12056 -48.9 -62.9 18 14.0 -49.3 232 17 349.0 349.0 296.4 349.2 0.04 38 212 12087 -48.5 -80.5 1 32.0 -49.0 233 17 350.1 350.1 296.7 350.1 0.00 39 200 12470 -51.1 -72.1 6 21.0 -51.5 250 13 351.8 351.9 297.0 351.9 0.01 40 150 14270 -66.3 -75.3 27 9.0 -66.4 245 13 355.9 355.9 297.9 355.9 0.01 41 140 14684 -70.5 -77.5 35 7.0 -70.5 244 11 355.6 355.6 297.8 355.6 0.01 42 126 15303 -74.3 -87.3 12 13.0 -74.3 226 12 359.6 359.6 298.6 359.6 0.00 43 100 16620 -83.1 -89.1 34 6.0 -83.1 185 14 367.2 367.2 300.1 367.2 0.00 44 91 17141 -84.9 -89.6 43 4.7 -84.9 160 3 373.6 373.6 301.2 373.6 0.00 45 82 17721 -80.7 -90.7 17 10.0 -80.7 126 12 393.5 393.5 304.3 393.5 0.00 46 75 18220 -82.9 -90.9 24 8.0 -82.9 97 20 399.1 399.1 305.1 399.1 0.00 47 70 18610 -77.1 -89.1 13 12.0 -77.1 75 26 419.4 419.4 307.6 419.4 0.00 48 60 19512 -68.1 -93.1 2 25.0 -68.3 75 26 458.5 458.5 311.6 458.5 0.00 49 56 19923 -70.1 -92.1 3 22.0 -70.2 75 25 463.0 463.0 312.0 463.0 0.00 50 55 20030 -67.7 -91.7 2 24.0 -67.9 75 25 470.9 470.9 312.7 470.9 0.00 51 51 20482 -69.3 -92.3 2 23.0 -69.5 75 25 477.5 477.5 313.2 477.5 0.00 52 50 20600 -67.9 -92.9 2 25.0 -68.1 75 25 483.5 483.5 313.7 483.5 0.00 53 40 21955 -63.9 -92.9 1 29.0 -64.3 77 30 525.4 525.4 316.6 525.4 0.00 54 39 22110 -64.3 -92.3 1 28.0 -64.7 77 30 528.2 528.2 316.8 528.2 0.00 55 35 22779 -59.7 -91.7 1 32.0 -60.5 78 33 556.8 556.8 318.5 556.8 0.00 56 32 23338 -61.1 -92.1 1 31.0 -61.9 79 35 567.5 567.5 319.0 567.5 0.00 57 30 23740 -59.7 -91.7 1 32.0 -60.7 80 36 581.9 581.9 319.8 581.9 0.00 58 20 26310 -54.3 -89.3 1 35.0 -56.7 100 29 670.0 670.0 323.4 670.0 0.01 59 17 27351 -54.9 -89.9 1 35.0 -57.5 99 30 699.9 699.9 324.4 700.0 0.01 60 15 28161 -49.9 -87.9 0 38.0 -54.2 98 31 742.0 742.0 325.7 742.1 0.01 61 13 29093 -52.1 -88.1 1 36.0 -56.1 97 32 765.4 765.4 326.4 765.5 0.01 62 12 29619 -45.7 -84.7 0 39.0 -52.4 96 33 805.8 805.8 327.4 806.0 0.03 63 10 30840 -43.5 -83.5 0 40.0 -52.0 95 34 857.2 857.2 328.5 857.5 0.04 64 8.8 31700 -43.7 -83.7 0 40.0 -52.6 888.3 888.3 329.2 888.7 0.04 TRP 91 17141 -84.9 -89.6 43 4.7 -84.9 160 3 373.6 373.6 301.2 373.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 577.00 mb = 4721.87 m = 15491.50 ft Wetbulb zero: 576.89 mb = 4723.45 m = 15496.68 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 79.82 % Est. max temperature: 34.38 C = 93.88 F Sfc-Lift cond lev (LCL): 937.28 mb = 647.14 m = 2123.12 ft T: 23.86 C 700-500 lapse rate: 4.97 C/km ThetaE index: 20.03 C Layer 1000.0- 886.0 mb Conv cond level (CCL): 912.77 mb = 879.34 m = 2884.95 ft Mean mixing ratio: 19.29 g/kg Conv temperature: 31.09 C = 87.97 F Cap Strength: 0.72 C Lifted Index: -4.87 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.06 C Lifted Index @700 mb: -4.14 C Showalter Index: 1.11 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 37.40 Risk: > 80 % chance of thunderstorms Sweat Index: 188.00 Risk: None Energy Index: -1.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2478.46 J/kg Max Up Vert Vel: 70.41 m/s Conv Inhibition (B-): 1.64 J/kg Cap Strength: 0.60 C Lift Cond Lev (LCL): 924.98 mb = 763.23 m = 2504.02 ft Lev Free Conv (LFC): 899.98 mb = 1002.65 m = 3289.51 ft Equ Level (EL): 869.98 mb = 1297.35 m = 4256.36 ft B at Equ Level: 5.57 J/kg Max Parcel Lev (MPL): 59.98 mb = 19514.50 m = 64023.18 ft Wind level data Storm motion: 298 at 5 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 1007 9 230 8 6.1 5.1 | 190 8 1.4 7.7 1 1000 72 225 10 7.1 7.1 | 194 10 2.3 9.6 2 974 305 205 11 4.6 10.0 | 180 13 -0.1 12.5 3 941 610 205 13 5.5 11.8 | 183 14 0.8 14.3 4 925 763 215 13 7.5 10.6 | 192 13 2.7 13.2 5 909 914 225 16 11.3 11.3 | 205 15 6.6 13.9 6 878 1219 230 15 11.5 9.6 | 209 14 6.8 12.2 7 850 1499 240 9 7.8 4.5 | 203 8 3.1 7.1 8 847 1524 245 10 9.1 4.2 | 213 8 4.3 6.8 9 789 2134 300 4 3.5 -2.0 | 114 1 -1.3 0.6 10 700 3146 20 7 -2.4 -6.6 | 61 8 -7.1 -4.0 11 682 3353 45 10 -7.1 -7.1 | 69 13 -11.8 -4.5 12 609 4267 30 5 -2.5 -4.3 | 76 7 -7.2 -1.8 13 500 5860 105 2 -1.9 0.5 | 115 7 -6.7 3.1 14 466 6401 120 10 -8.7 5.0 | 119 15 -13.4 7.6 15 400 7590 295 5 4.5 -2.1 | 155 0 -0.2 0.4 16 382 7925 320 10 6.4 -7.7 | 342 5 1.7 -5.1 17 324 9144 225 10 7.1 7.1 | 194 10 2.3 9.6 18 300 9710 215 14 8.0 11.5 | 193 14 3.3 14.0 19 285 10058 215 15 8.6 12.3 | 195 15 3.9 14.8 20 273 10363 225 17 12.0 12.0 | 207 16 7.3 14.6 21 250 10980 230 19 14.6 12.2 | 214 18 9.8 14.8 22 218 11887 225 19 13.4 13.4 | 209 18 8.7 16.0 23 200 12470 250 13 12.2 4.4 | 227 10 7.5 7.0 24 199 12497 250 12 11.3 4.1 | 224 9 6.5 6.7 25 181 13106 240 19 16.5 9.5 | 224 17 11.7 12.1 26 156 14021 285 13 12.6 -3.4 | 276 8 7.8 -0.8 27 150 14270 245 13 11.8 5.5 | 221 11 7.0 8.1 28 149 14326 255 11 10.6 2.8 | 227 8 5.9 5.4 29 100 16620 185 14 1.2 13.9 | 168 17 -3.5 16.5 30 97 16764 185 13 1.1 13.0 | 167 16 -3.6 15.5 31 91 17141 160 3 -1.0 2.8 | 133 8 -5.8 5.4 32 70 18610 75 26 -25.1 -6.7 | 82 30 -29.9 -4.2 33 50 20600 75 25 -24.1 -6.5 | 82 29 -28.9 -3.9 34 30 23740 80 36 -35.5 -6.3 | 85 40 -40.2 -3.7 35 20 26310 100 29 -28.6 5.0 | 103 34 -33.3 7.6 36 10 30840 95 34 -33.9 3.0 | 98 39 -38.6 5.5 Wind Parameters Mean winds (0-6000m): 268.4 at 7.2 knts Storm direction: 298.4 at 5.4 knts Shear (0-3000m) pos: 3.2 neg: 1.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -134.5 deg Storm rel helicity (0-3000m) pos: 32.3 neg: -9.4 tot: 22.9 m^2/s^2 ave: 7.6 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 0.6 10^-3/s Energy-Hel index: 0.48 Bulk Rich Number: 225.35 Bulk Shear: 11.00 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 ------------------------------------------------------------------------------- 500 212 11 184 12| 0.0 6.3 6.3| 2.3 -7.1 -4.8 -9.6 -0.23| 7.3 -1.7 1000 214 12 190 13| 3.2 3.1 6.3| 25.4 -7.1 18.3 18.3 0.32| 7.3 2.3 1500 220 13 196 13| 2.6 2.1 4.6| 27.7 -8.0 19.7 13.2 0.22| 7.4 1.6 2000 226 11 199 11| 3.3 1.6 4.9| 31.1 -8.3 22.8 11.4 0.20| 7.5 1.5 2500 231 10 199 9| 3.3 1.3 4.5| 31.1 -9.4 21.7 8.7 0.08| 6.9 0.5 3000 237 9 202 8| 3.2 1.0 4.3| 32.3 -9.4 22.9 7.6 0.09| 6.4 0.6 4000 249 9 212 7| 2.7 1.0 3.7| 39.4 -9.5 29.9 7.5 0.13| 6.0 0.8 5000 263 8 223 5| 1.8 0.8 2.6| 46.7 -9.5 37.3 7.5 0.19| 5.3 1.0 6000 268 7 221 4| 1.4 0.7 2.1| 51.6 -9.5 42.1 7.0 0.21| 4.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251211.23.gif