UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120723.upa.cvt Date: 2300Z 7 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 7 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 1006 9 30.8 25.8 75 5.0 27.0 280 6 303.4 307.4 299.9 366.7 21.22 1 1000 61 28.8 24.8 79 4.0 25.8 290 7 302.0 305.6 299.0 361.4 20.08 2 999 70 28.6 24.7 79 3.9 25.7 289 7 301.8 305.5 298.9 361.0 19.98 3 964 387 25.8 24.2 91 1.6 24.6 243 15 302.1 305.8 299.0 361.6 20.10 4 948 534 25.0 21.1 79 3.9 22.2 221 18 302.7 305.8 297.2 352.6 16.85 5 932 685 27.8 3.8 21 24.0 13.9 210 19 307.1 308.1 289.9 323.6 5.39 6 925 752 28.2 0.2 16 28.0 12.9 210 19 308.1 308.9 289.1 321.2 4.19 7 914 858 28.4 0.4 16 28.0 12.9 210 18 309.4 310.2 289.6 322.9 4.31 8 877 1224 27.4 3.4 21 24.0 13.3 165 16 312.0 313.1 291.6 329.5 5.57 9 850 1499 25.0 6.0 30 19.0 13.4 135 11 312.3 313.6 292.7 333.8 6.91 10 700 3163 11.2 3.2 58 8.0 6.6 85 16 314.9 316.2 293.4 336.6 6.90 11 636 3955 4.4 1.1 79 3.3 2.6 109 11 315.9 317.2 293.4 336.5 6.53 12 565 4908 -3.1 -3.7 96 0.6 -3.4 79 6 317.9 318.9 292.9 334.5 5.16 13 551 5107 -3.7 -6.8 79 3.1 -5.1 64 5 319.5 320.3 292.6 333.1 4.17 14 548 5150 -3.1 -10.1 58 7.0 -6.1 60 5 320.7 321.4 292.1 331.4 3.24 15 501 5854 -8.3 -8.7 97 0.4 -8.5 6 2 322.7 323.5 293.3 335.8 3.96 16 500 5870 -8.3 -9.3 92 1.0 -8.7 5 2 322.9 323.7 293.2 335.4 3.78 17 495 5948 -4.9 -23.9 21 19.0 -10.8 320 5 328.0 328.2 292.3 332.0 1.12 18 492 5996 -3.5 -41.5 3 38.0 -11.5 293 6 330.3 330.3 292.0 331.1 0.20 19 454 6626 -6.3 -47.3 2 41.0 -13.7 205 10 334.5 334.5 293.0 334.9 0.12 20 400 7600 -13.5 -43.5 6 30.0 -18.7 185 15 337.4 337.5 293.9 338.3 0.20 21 373 8128 -16.5 -49.5 4 33.0 -21.2 202 9 340.3 340.3 294.5 340.7 0.11 22 329 9056 -25.1 -53.1 6 28.0 -28.0 205 10 340.9 340.9 294.6 341.2 0.08 23 300 9720 -29.7 -54.7 7 25.0 -31.9 240 13 343.5 343.5 295.3 343.8 0.08 24 250 11000 -39.9 -58.9 11 19.0 -40.9 230 15 346.7 346.8 296.0 347.0 0.05 25 238 11332 -43.1 -56.1 23 13.0 -43.7 236 18 346.8 346.9 296.0 347.2 0.08 26 225 11708 -44.9 -63.9 10 19.0 -45.6 242 21 349.7 349.7 296.6 349.8 0.03 27 200 12480 -52.3 -65.3 19 13.0 -52.6 235 25 349.9 350.0 296.7 350.1 0.03 28 185 12977 -57.1 -65.1 36 8.0 -57.2 231 23 350.1 350.1 296.7 350.2 0.03 29 178 13220 -58.5 -72.5 15 14.0 -58.7 236 22 351.7 351.7 297.0 351.7 0.01 30 169 13543 -61.5 -66.3 53 4.8 -61.6 258 22 351.9 351.9 297.1 352.1 0.03 31 161 13841 -63.9 -72.9 28 9.0 -64.0 270 23 352.8 352.8 297.3 352.8 0.01 32 155 14072 -65.5 -68.4 67 2.9 -65.5 270 25 353.9 353.9 297.5 354.0 0.02 33 150 14270 -67.1 -71.0 58 3.9 -67.1 270 26 354.5 354.5 297.6 354.6 0.02 34 145 14475 -68.7 -74.7 42 6.0 -68.7 270 26 355.2 355.2 297.7 355.2 0.01 35 133 14988 -72.9 -76.1 62 3.2 -72.9 270 27 356.6 356.6 298.0 356.6 0.01 36 127 15259 -74.9 -83.9 23 9.0 -74.9 270 28 357.7 357.7 298.2 357.7 0.00 37 122 15491 -77.3 -83.3 38 6.0 -77.3 261 24 357.5 357.5 298.2 357.5 0.00 38 104 16399 -82.1 -89.1 29 7.0 -82.1 330 19 365.0 365.0 299.7 365.0 0.00 39 100 16620 -80.1 -90.1 17 10.0 -80.1 270 9 373.0 373.0 301.1 373.0 0.00 40 84 17592 -85.5 -92.5 27 7.0 -85.5 90 8 381.1 381.1 302.4 381.1 0.00 41 75 18214 -85.5 -92.5 27 7.0 -85.5 78 15 393.6 393.6 304.3 393.6 0.00 42 73 18364 -80.9 -89.9 21 9.0 -80.9 75 17 406.4 406.4 306.0 406.4 0.00 43 71 18520 -81.9 -90.9 20 9.0 -81.9 72 19 407.5 407.5 306.2 407.5 0.00 44 70 18600 -81.3 -90.3 20 9.0 -81.3 70 20 410.5 410.5 306.6 410.5 0.00 45 64 19110 -75.3 -89.3 9 14.0 -75.3 79 21 434.3 434.3 309.3 434.3 0.00 46 51 20441 -69.5 -90.5 3 21.0 -69.6 103 24 477.0 477.0 313.2 477.0 0.00 47 50 20560 -65.7 -90.7 2 25.0 -66.0 105 24 488.7 488.7 314.1 488.7 0.00 48 49 20683 -64.9 -90.9 2 26.0 -65.2 105 24 493.4 493.4 314.5 493.4 0.00 49 46 21067 -66.1 -90.1 2 24.0 -66.4 103 25 499.5 499.5 314.9 499.5 0.00 50 41 21771 -62.5 -89.5 1 27.0 -63.0 101 26 525.2 525.2 316.6 525.2 0.00 51 30 23720 -57.5 -87.5 1 30.0 -58.7 95 28 587.9 587.9 320.0 587.9 0.01 52 28 24156 -56.9 -86.9 1 30.0 -58.3 92 29 601.3 601.3 320.7 601.3 0.01 53 25 24870 -58.9 -87.9 1 29.0 -60.1 88 30 615.3 615.3 321.3 615.4 0.01 54 20 26280 -55.5 -87.5 1 32.0 -57.6 80 32 666.3 666.3 323.3 666.4 0.01 55 17 27339 -46.5 -83.5 1 37.0 -51.6 79 35 726.9 726.9 325.3 727.0 0.02 56 16 27742 -45.3 -82.3 1 37.0 -51.1 78 36 743.5 743.5 325.7 743.7 0.03 57 15 28174 -44.9 -81.9 1 37.0 -51.1 78 37 758.7 758.7 326.2 758.9 0.03 58 11 30222 -50.9 -84.9 1 34.0 -55.8 76 43 807.2 807.3 327.4 807.5 0.03 59 10 30850 -45.5 -83.5 1 38.0 -52.9 75 45 849.7 849.7 328.4 850.1 0.04 60 9.3 31336 -43.9 -82.9 1 39.0 -52.5 873.6 873.6 328.9 874.1 0.04 TRP 84 17592 -85.5 -92.5 27 7.0 -85.5 90 8 381.1 381.1 302.4 381.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 594.35 mb = 4513.89 m = 14809.16 ft Wetbulb zero: 605.14 mb = 4355.33 m = 14288.95 ft Precipitable water: 1.55 inches Sfc-500 mean rel hum: 61.31 % Est. max temperature: 39.66 C = 103.38 F Sfc-Lift cond lev (LCL): 936.38 mb = 643.40 m = 2110.87 ft T: 27.03 C 700-500 lapse rate: 7.20 C/km ThetaE index: 40.43 C Layer 948.0- 914.0 mb Conv cond level (CCL): 731.35 mb = 2787.54 m = 9145.36 ft Mean mixing ratio: 14.16 g/kg Conv temperature: 41.76 C = 107.16 F Cap Strength: 7.71 C Lifted Index: -4.10 C Risk: Severe thunderstorms probable Lifted Index @300 mb: 0.54 C Lifted Index @700 mb: 1.57 C Showalter Index: 1.17 C Risk: Showers probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 33.30 C Cross Totals Index: 14.30 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 96.00 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 280.79 J/kg Max Up Vert Vel: 23.70 m/s Conv Inhibition (B-): 441.00 J/kg Cap Strength: 7.71 C Lift Cond Lev (LCL): 840.76 mb = 1592.69 m = 5225.30 ft Lev Free Conv (LFC): 665.76 mb = 3577.28 m = 11736.33 ft Equ Level (EL): 485.76 mb = 6096.05 m = 19999.94 ft B at Equ Level: 271.74 J/kg Max Parcel Lev (MPL): 215.76 mb = 11982.92 m = 39313.58 ft Wind level data Storm motion: 150 at 9 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 1006 9 280 6 5.9 -1.0 | 310 14 10.3 -8.8 1 1000 61 290 7 6.6 -2.4 | 313 15 11.0 -10.2 2 940 610 210 20 10.0 17.3 | 237 17 14.4 9.5 3 925 752 210 19 9.5 16.5 | 238 16 13.9 8.7 4 908 914 210 18 9.0 15.6 | 240 16 13.4 7.8 5 877 1219 165 16 -4.1 15.5 | 182 8 0.3 7.7 6 850 1499 135 11 -7.8 7.8 | 90 3 -3.3 0.0 7 848 1524 135 11 -7.8 7.8 | 90 3 -3.3 0.0 8 818 1829 110 8 -7.5 2.7 | 31 6 -3.1 -5.0 9 789 2134 105 17 -16.4 4.4 | 74 12 -12.0 -3.4 10 762 2438 90 22 -22.0 0.0 | 66 19 -17.6 -7.8 11 700 3163 85 16 -15.9 -1.4 | 51 15 -11.5 -9.2 12 684 3353 80 15 -14.8 -2.6 | 45 15 -10.3 -10.4 13 610 4267 125 9 -7.4 5.2 | 48 4 -2.9 -2.6 14 500 5870 5 2 -0.2 -2.0 | 336 11 4.3 -9.8 15 486 6096 235 10 8.2 5.7 | 279 13 12.6 -2.0 16 449 6706 200 10 3.4 9.4 | 258 8 7.9 1.6 17 432 7010 225 10 7.1 7.1 | 274 12 11.5 -0.7 18 400 7600 185 15 1.3 14.9 | 219 9 5.7 7.2 19 399 7620 180 17 0.0 17.0 | 206 10 4.4 9.2 20 383 7925 205 10 4.2 9.1 | 262 9 8.7 1.3 21 352 8534 195 8 2.1 7.7 | 270 7 6.5 -0.1 22 338 8839 185 10 0.9 10.0 | 248 6 5.3 2.2 23 311 9449 245 10 9.1 4.2 | 285 14 13.5 -3.6 24 300 9720 240 13 11.3 6.5 | 275 16 15.7 -1.3 25 262 10668 230 14 10.7 9.0 | 265 15 15.2 1.2 26 250 11000 230 15 11.5 9.6 | 263 16 15.9 1.9 27 219 11887 245 22 19.9 9.3 | 266 24 24.4 1.5 28 200 12480 235 25 20.5 14.3 | 255 26 24.9 6.6 29 181 13106 230 22 16.9 14.1 | 253 22 21.3 6.4 30 164 13716 270 22 22.0 -0.0 | 286 28 26.4 -7.8 31 150 14270 270 26 26.0 -0.0 | 284 31 30.4 -7.8 32 127 15240 270 28 28.0 -0.0 | 283 33 32.4 -7.8 33 114 15850 245 18 16.3 7.6 | 270 21 20.8 -0.2 34 108 16154 275 13 13.0 -1.1 | 297 20 17.4 -8.9 35 103 16459 345 21 5.4 -20.3 | 341 30 9.9 -28.1 36 100 16620 270 9 9.0 -0.0 | 300 16 13.4 -7.8 37 97 16764 325 18 10.3 -14.7 | 327 27 14.8 -22.5 38 84 17592 90 8 -8.0 0.0 | 25 9 -3.6 -7.8 39 70 18600 70 20 -18.8 -6.8 | 44 20 -14.4 -14.6 40 50 20560 105 24 -23.2 6.2 | 85 19 -18.7 -1.6 41 30 23720 95 28 -27.9 2.4 | 77 24 -23.5 -5.3 42 20 26280 80 32 -31.5 -5.6 | 64 30 -27.1 -13.3 43 10 30850 75 45 -43.5 -11.6 | 64 44 -39.0 -19.4 Wind Parameters Mean winds (0-6000m): 120.3 at 11.9 knts Storm direction: 150.3 at 9.0 knts Shear (0-3000m) pos: 0.0 neg: 4.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 104.5 deg Storm rel helicity (0-3000m) pos: 15.1 neg: -168.0 tot: -152.9 m^2/s^2 ave: -51.0 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 12.5 stream: -7.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 4.86 Bulk Shear: 57.75 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 ------------------------------------------------------------------------------- 500 245 12 280 15| 0.0 15.5 15.5| 0.0 -74.3 -74.3 -148.5 -0.91| 18.9-17.1 1000 219 15 254 15| 0.0 9.1 9.1| 3.9-111.1-107.2 -107.2 -0.82| 15.5-12.6 1500 202 15 238 12| 0.0 5.6 5.6| 3.9-139.3-135.4 -90.3 -0.82| 16.5-13.5 2000 187 14 226 8| 0.0 5.0 5.0| 11.2-144.0-132.8 -66.4 -0.68| 14.9-10.2 2500 161 15 177 6| 0.0 5.6 5.6| 15.1-154.6-139.5 -55.8 -0.59| 14.2 -8.4 3000 140 16 127 7| 0.0 4.0 4.0| 15.1-168.0-152.9 -51.0 -0.60| 12.5 -7.5 4000 123 15 92 8| 1.2 3.0 4.1| 20.7-176.9-156.2 -39.1 -0.52| 10.8 -5.7 5000 120 14 82 8| 0.9 2.0 2.9| 20.7-187.6-166.9 -33.4 -0.53| 9.7 -5.1 6000 120 12 73 6| 0.8 0.8 1.5| 20.7-223.5-202.9 -33.8 -0.57| 9.2 -5.2 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251207.23.gif