UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101823.upa.cvt Date: 2300Z 18 OCT 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 18 OCT 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 29.6 22.6 66 7.0 24.5 305 8 302.2 305.4 297.4 353.7 17.41 1 1000 64 28.0 23.0 74 5.0 24.3 290 6 301.1 304.4 297.5 354.0 17.96 2 988 171 27.2 22.8 77 4.4 24.0 274 10 301.4 304.7 297.5 354.3 17.96 3 983 216 26.8 20.8 70 6.0 22.5 268 12 301.4 304.3 296.3 348.3 15.93 4 972 316 28.0 12.0 37 16.0 17.7 254 15 303.6 305.3 291.9 330.8 9.09 5 947 547 28.8 11.8 35 17.0 17.8 227 17 306.7 308.4 292.9 334.5 9.21 6 927 737 28.4 10.4 33 18.0 16.9 216 17 308.2 309.8 292.9 334.2 8.57 7 925 756 28.2 10.2 33 18.0 16.7 215 17 308.1 309.7 292.8 333.9 8.47 8 853 1469 22.2 12.2 53 10.0 15.6 297 10 309.1 311.1 294.6 341.1 10.52 9 850 1500 22.2 12.2 53 10.0 15.6 305 10 309.4 311.4 294.7 341.6 10.56 10 747 2611 15.4 6.4 55 9.0 9.9 70 18 313.7 315.2 294.0 338.9 8.10 11 700 3158 10.6 4.6 66 6.0 7.1 70 24 314.2 315.7 293.9 338.0 7.62 12 614 4231 1.6 -1.1 82 2.7 0.2 79 18 315.9 317.0 292.8 334.1 5.76 13 594 4497 0.4 -4.6 69 5.0 -2.0 42 15 317.5 318.4 292.3 332.2 4.58 14 584 4633 -0.5 -2.2 88 1.7 -1.4 27 12 318.0 319.1 293.3 335.9 5.58 15 500 5860 -6.7 -23.7 24 17.0 -11.8 330 22 324.9 325.1 291.4 328.8 1.13 16 498 5891 -6.9 -24.9 22 18.0 -12.1 330 22 325.0 325.2 291.3 328.6 1.02 17 484 6114 -6.1 -36.1 7 30.0 -12.9 329 24 328.6 328.7 291.7 330.0 0.36 18 471 6327 -6.5 -33.5 10 27.0 -13.0 319 22 330.7 330.8 292.4 332.5 0.48 19 409 7412 -15.5 -39.5 11 24.0 -19.8 307 13 332.7 332.8 292.7 333.9 0.30 20 400 7580 -16.7 -38.7 13 22.0 -20.7 310 18 333.3 333.4 292.9 334.6 0.34 21 383 7905 -18.5 -43.5 9 25.0 -22.3 320 21 335.1 335.1 293.3 335.9 0.21 22 380 7964 -18.7 -31.7 31 13.0 -21.5 322 22 335.6 335.7 293.9 338.2 0.71 23 379 7984 -18.7 -35.7 21 17.0 -22.0 322 22 335.8 335.9 293.7 337.7 0.48 24 332 8956 -26.7 -29.1 80 2.4 -27.2 330 31 337.8 338.0 294.7 341.7 1.04 25 306 9540 -31.3 -32.4 90 1.1 -31.5 330 36 339.3 339.5 294.9 342.4 0.82 26 302 9633 -31.7 -35.6 68 3.9 -32.3 330 37 340.1 340.2 294.9 342.4 0.61 27 300 9680 -32.1 -35.3 73 3.2 -32.6 330 37 340.1 340.3 294.9 342.5 0.63 28 280 10162 -36.3 -38.5 80 2.2 -36.5 324 43 340.9 341.0 295.0 342.8 0.49 29 277 10236 -37.1 -41.6 63 4.5 -37.6 323 44 340.8 340.8 294.8 342.2 0.36 30 276 10261 -36.5 -51.5 20 15.0 -37.6 323 44 342.0 342.0 294.9 342.5 0.12 31 250 10940 -40.1 -68.1 3 28.0 -41.2 315 53 346.4 346.5 295.8 346.5 0.02 32 200 12420 -51.3 -75.3 4 24.0 -51.7 310 47 351.5 351.5 297.0 351.6 0.01 33 157 13951 -63.9 -79.9 10 16.0 -64.0 314 38 355.3 355.3 297.8 355.4 0.00 34 150 14230 -65.5 -79.5 13 14.0 -65.6 315 36 357.2 357.2 298.1 357.3 0.00 35 125 15323 -72.9 -80.9 29 8.0 -72.9 311 28 363.0 363.0 299.2 363.0 0.00 36 115 15812 -74.5 -86.5 14 12.0 -74.5 316 28 368.7 368.7 300.4 368.8 0.00 37 100 16620 -78.3 -86.3 26 8.0 -78.3 345 12 376.4 376.4 301.6 376.5 0.00 38 97 16793 -79.1 -87.1 26 8.0 -79.1 360 12 378.2 378.2 301.9 378.2 0.00 39 90 17221 -77.5 -85.5 26 8.0 -77.5 20 13 389.6 389.6 303.7 389.6 0.00 40 75 18256 -80.7 -88.7 25 8.0 -80.7 67 15 403.7 403.7 305.7 403.7 0.00 41 70 18650 -75.7 -87.7 14 12.0 -75.7 85 16 422.4 422.4 308.0 422.4 0.00 42 67 18905 -72.5 -88.5 7 16.0 -72.6 86 15 434.7 434.7 309.3 434.7 0.00 43 59 19654 -71.5 -89.5 5 18.0 -71.6 90 14 453.0 453.0 311.1 453.0 0.00 44 50 20640 -67.5 -90.5 2 23.0 -67.7 95 12 484.4 484.4 313.8 484.4 0.00 45 48 20887 -64.5 -90.5 2 26.0 -64.8 96 13 497.3 497.3 314.8 497.3 0.00 46 31 23576 -61.5 -90.5 1 29.0 -62.3 109 22 571.6 571.6 319.2 571.6 0.00 47 30 23780 -60.5 -90.5 1 30.0 -61.4 110 23 579.7 579.7 319.6 579.7 0.00 48 26 24681 -55.1 -88.1 1 33.0 -56.9 94 23 619.3 619.3 321.5 619.3 0.01 49 20 26370 -50.9 -85.9 1 35.0 -54.1 65 23 680.4 680.4 323.8 680.5 0.01 50 16 27833 -47.7 -84.7 1 37.0 -52.6 735.7 735.7 325.6 735.8 0.02 51 14 28714 -48.3 -84.3 1 36.0 -53.4 762.3 762.3 326.3 762.4 0.02 TRP 97 16793 -79.1 -87.1 26 8.0 -79.1 360 12 378.2 378.2 301.9 378.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 589.56 mb = 4557.58 m = 14952.50 ft Wetbulb zero: 612.24 mb = 4254.08 m = 13956.77 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 58.56 % Est. max temperature: 36.43 C = 97.58 F Sfc-Lift cond lev (LCL): 909.27 mb = 906.94 m = 2975.49 ft T: 26.93 C 700-500 lapse rate: 6.40 C/km ThetaE index: 23.56 C Layer 983.0- 947.0 mb Conv cond level (CCL): 694.79 mb = 3219.12 m = 10561.28 ft Mean mixing ratio: 11.24 g/kg Conv temperature: 41.71 C = 107.09 F Cap Strength: 6.25 C Lifted Index: 0.55 C Risk: Showers probable Lifted Index @300 mb: 2.68 C Lifted Index @700 mb: 3.29 C Showalter Index: -0.57 C Risk: Thunderstorms probable Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 18.90 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 188.40 Risk: None Energy Index: -2.42 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.77 J/kg Max Up Vert Vel: 8.92 m/s Conv Inhibition (B-): 438.05 J/kg Cap Strength: 6.25 C Lift Cond Lev (LCL): 788.86 mb = 2141.85 m = 7026.98 ft Lev Free Conv (LFC): 613.86 mb = 4232.94 m = 13887.42 ft Equ Level (EL): 543.86 mb = 5195.75 m = 17046.20 ft B at Equ Level: 39.59 J/kg Max Parcel Lev (MPL): 473.86 mb = 6280.04 m = 20603.55 ft Wind level data Storm motion: 73 at 11 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 9 305 8 6.6 -4.6 | 274 18 17.5 -1.2 1 1000 64 290 6 5.6 -2.1 | 265 17 16.6 1.4 2 973 305 255 15 14.5 3.9 | 254 26 25.5 7.3 3 940 610 220 17 10.9 13.0 | 233 27 21.9 16.4 4 925 756 215 17 9.8 13.9 | 230 27 20.7 17.3 5 908 914 225 18 12.7 12.7 | 236 29 23.7 16.2 6 878 1219 230 12 9.2 7.7 | 241 23 20.2 11.1 7 850 1500 305 10 8.2 -5.7 | 277 19 19.2 -2.3 8 818 1829 355 1 0.1 -1.0 | 258 11 11.1 2.4 9 789 2134 50 7 -5.4 -4.5 | 281 6 5.6 -1.1 10 762 2438 70 16 -15.0 -5.5 | 63 5 -4.1 -2.0 11 700 3158 70 24 -22.6 -8.2 | 68 13 -11.6 -4.8 12 683 3353 65 26 -23.6 -11.0 | 59 15 -12.6 -7.6 13 610 4267 80 18 -17.7 -3.1 | 93 7 -6.8 0.3 14 587 4572 25 13 -5.5 -11.8 | 327 10 5.5 -8.4 15 565 4877 40 8 -5.1 -6.1 | 295 6 5.8 -2.7 16 544 5182 20 10 -3.4 -9.4 | 308 10 7.5 -6.0 17 524 5486 325 15 8.6 -12.3 | 294 21 19.6 -8.9 18 500 5860 330 22 11.0 -19.1 | 305 27 22.0 -15.6 19 485 6096 330 24 12.0 -20.8 | 307 29 23.0 -17.4 20 466 6401 315 21 14.8 -14.8 | 294 28 25.8 -11.4 21 448 6706 325 18 10.3 -14.7 | 298 24 21.3 -11.3 22 431 7010 295 12 10.9 -5.1 | 274 22 21.8 -1.6 23 414 7315 305 11 9.0 -6.3 | 278 20 20.0 -2.9 24 400 7580 310 18 13.8 -11.6 | 288 26 24.8 -8.1 25 366 8230 330 25 12.5 -21.7 | 308 30 23.5 -18.2 26 300 9680 330 37 18.5 -32.0 | 314 41 29.5 -28.6 27 250 10940 315 53 37.5 -37.5 | 305 59 48.4 -34.1 28 249 10973 315 53 37.5 -37.5 | 305 59 48.4 -34.1 29 200 12420 310 47 36.0 -30.2 | 300 54 47.0 -26.8 30 198 12497 310 49 37.5 -31.5 | 300 56 48.5 -28.1 31 150 14230 315 36 25.5 -25.5 | 301 43 36.4 -22.0 32 120 15545 310 26 19.9 -16.7 | 293 34 30.9 -13.3 33 108 16154 325 32 18.4 -26.2 | 308 37 29.3 -22.8 34 103 16459 300 11 9.5 -5.5 | 276 21 20.5 -2.1 35 100 16620 345 12 3.1 -11.6 | 300 16 14.1 -8.2 36 98 16764 345 12 3.1 -11.6 | 300 16 14.1 -8.2 37 97 16793 360 12 -0.0 -12.0 | 308 14 11.0 -8.6 38 70 18650 85 16 -15.9 -1.4 | 112 5 -5.0 2.0 39 50 20640 95 12 -12.0 1.0 | 168 5 -1.0 4.5 40 30 23780 110 23 -21.6 7.9 | 137 16 -10.6 11.3 41 20 26370 65 23 -20.8 -9.7 | 57 12 -9.9 -6.3 Wind Parameters Mean winds (0-6000m): 42.7 at 15.3 knts Storm direction: 72.7 at 11.5 knts Shear (0-3000m) pos: 5.5 neg: 2.4 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 153.4 deg Storm rel helicity (0-3000m) pos: 129.4 neg: -130.7 tot: -1.2 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 13.6 stream: 1.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.43 Bulk Shear: 92.72 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 ------------------------------------------------------------------------------- 500 255 12 254 24| 0.0 16.5 16.5| 0.0 -86.1 -86.1 -172.3 -0.73| 19.2-14.1 1000 235 15 243 26| 0.0 8.5 8.5| 22.8-117.9 -95.1 -95.1 -0.54| 14.2 -7.7 1500 237 14 244 25| 5.9 5.7 11.6|112.6-117.9 -5.3 -3.5 0.01| 15.9 0.1 2000 243 11 248 23| 5.3 4.2 9.5|119.8-130.7 -10.8 -5.4 -0.01| 15.3 -0.2 2500 243 11 248 23| 6.6 3.4 10.0|128.6-130.7 -2.0 -0.8 0.12| 15.2 1.8 3000 223 13 237 23| 5.5 2.4 7.9|129.4-130.7 -1.2 -0.4 0.12| 13.6 1.6 4000 73 16 76 4| 3.5 1.6 5.1|141.0-136.4 4.7 1.2 0.13| 11.5 1.5 5000 67 15 49 4| 2.8 1.7 4.5|145.2-167.8 -22.7 -4.5 -0.04| 11.7 -0.5 6000 43 15 356 8| 2.5 2.3 4.8|179.1-187.1 -8.0 -1.3 -0.02| 11.7 -0.3 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251018.23.gif