UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041923.upa.cvt Date: 2300Z 19 APR 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 19 APR 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 28.4 19.4 58 9.0 22.1 130 6 300.9 303.6 295.0 342.7 14.22 1 1000 75 27.2 17.2 54 10.0 20.4 135 10 300.4 302.6 293.5 336.8 12.44 2 970 344 26.0 15.0 51 11.0 18.7 117 23 301.8 303.8 292.9 334.6 11.12 3 941 613 26.6 14.6 48 12.0 18.5 100 17 305.0 307.1 293.9 338.4 11.17 4 925 764 25.4 14.4 51 11.0 18.0 115 16 305.3 307.4 294.0 338.9 11.22 5 850 1500 19.4 12.4 64 7.0 14.8 110 10 306.5 308.5 294.0 338.7 10.70 6 763 2419 12.0 8.9 81 3.1 10.1 80 8 308.1 309.9 293.5 336.7 9.42 7 727 2823 9.6 2.6 62 7.0 5.7 82 9 309.7 310.9 291.5 329.4 6.36 8 700 3136 6.4 2.0 73 4.4 4.0 90 7 309.6 310.8 291.5 329.1 6.33 9 692 3230 5.6 2.0 78 3.6 3.7 66 4 309.7 310.9 291.6 329.5 6.40 10 688 3277 5.4 0.5 71 4.9 2.8 55 3 310.0 311.1 291.1 327.9 5.77 11 672 3469 7.8 -33.2 4 41.0 -3.3 16 3 314.8 314.8 287.4 316.0 0.35 12 616 4181 5.6 -36.4 3 42.0 -5.1 283 15 320.2 320.2 289.1 321.2 0.28 13 537 5287 -0.7 -26.7 12 26.0 -8.5 304 25 325.5 325.6 291.2 328.3 0.80 14 500 5850 -6.1 -25.1 21 19.0 -11.6 295 27 325.6 325.8 291.5 329.1 1.00 15 482 6135 -8.5 -27.5 20 19.0 -13.6 292 30 326.1 326.2 291.5 329.1 0.83 16 470 6331 -7.3 -45.3 3 38.0 -14.2 289 31 329.9 330.0 291.9 330.5 0.14 17 427 7072 -10.9 -45.9 4 35.0 -16.9 297 36 334.5 334.5 293.1 335.1 0.15 18 400 7570 -14.9 -34.9 16 20.0 -19.1 275 41 335.6 335.7 293.7 337.5 0.49 19 351 8547 -22.5 -39.5 20 17.0 -25.2 280 49 338.2 338.2 294.2 339.5 0.35 20 345 8674 -22.1 -46.1 9 24.0 -25.4 282 49 340.4 340.4 294.6 341.1 0.18 21 300 9690 -29.1 -55.1 6 26.0 -31.4 300 49 344.4 344.4 295.4 344.7 0.07 22 251 10933 -38.3 -57.3 12 19.0 -39.4 299 57 348.7 348.7 296.4 349.0 0.07 23 250 10960 -38.7 -57.7 12 19.0 -39.8 300 57 348.5 348.5 296.4 348.8 0.06 24 216 11946 -47.7 -56.7 35 9.0 -48.1 303 58 349.5 349.5 296.6 349.8 0.08 25 204 12321 -50.9 -59.9 34 9.0 -51.2 304 57 350.2 350.2 296.7 350.4 0.06 26 200 12450 -51.7 -66.7 15 15.0 -52.1 305 57 350.9 350.9 296.8 351.0 0.02 27 195 12614 -52.3 -70.3 10 18.0 -52.7 305 57 352.5 352.5 297.2 352.6 0.02 28 166 13635 -59.9 -77.9 8 18.0 -60.1 340 60 356.3 356.3 298.0 356.3 0.01 29 156 14020 -62.9 -80.9 7 18.0 -63.0 323 53 357.7 357.7 298.2 357.7 0.00 30 150 14260 -64.9 -80.9 9 16.0 -65.0 310 48 358.3 358.3 298.4 358.3 0.00 31 108 16178 -81.3 -85.4 50 4.1 -81.3 280 34 362.6 362.6 299.2 362.6 0.00 32 104 16389 -82.3 -86.7 47 4.4 -82.3 290 29 364.6 364.6 299.6 364.6 0.00 33 100 16610 -77.7 -87.7 18 10.0 -77.7 300 19 377.6 377.6 301.9 377.6 0.00 34 90 17209 -80.3 -90.3 17 10.0 -80.3 332 16 384.0 384.0 302.9 384.0 0.00 35 79 17954 -76.1 -90.1 9 14.0 -76.2 25 11 407.2 407.2 306.2 407.3 0.00 36 76 18177 -77.1 -91.1 9 14.0 -77.1 41 9 409.7 409.7 306.5 409.7 0.00 37 70 18650 -76.5 -90.5 9 14.0 -76.6 75 6 420.7 420.7 307.8 420.7 0.00 38 50 20630 -69.7 -91.7 3 22.0 -69.9 355 7 479.2 479.2 313.4 479.2 0.00 39 45 21261 -68.3 -92.3 2 24.0 -68.5 13 9 497.3 497.3 314.8 497.3 0.00 40 42 21681 -62.1 -91.1 1 29.0 -62.6 24 11 522.6 522.6 316.5 522.6 0.00 41 40 21982 -63.7 -90.7 1 27.0 -64.1 32 12 525.9 525.9 316.6 525.9 0.00 42 37 22466 -59.3 -90.3 1 31.0 -60.1 45 13 549.0 549.0 318.1 549.1 0.00 43 33 23183 -58.9 -88.9 1 30.0 -59.9 64 16 568.4 568.4 319.0 568.4 0.00 44 31 23575 -60.1 -90.1 1 30.0 -61.0 75 17 575.4 575.4 319.5 575.4 0.00 45 30 23780 -59.3 -89.3 1 30.0 -60.3 80 18 583.0 583.0 319.8 583.0 0.00 46 26 24681 -56.5 -88.5 1 32.0 -58.0 78 22 615.3 615.3 321.3 615.3 0.01 47 23 25468 -51.1 -86.1 1 35.0 -53.9 77 25 653.1 653.1 322.8 653.2 0.01 48 20 26380 -48.9 -84.9 1 36.0 -52.7 75 29 686.5 686.5 324.0 686.6 0.01 49 10 31030 -39.7 -80.7 0 41.0 -50.1 90 45 871.4 871.4 328.8 871.9 0.06 50 9.8 31168 -39.5 -80.5 0 41.0 -50.1 877.2 877.2 329.0 877.8 0.06 TRP 104 16389 -82.3 -86.7 47 4.4 -82.3 290 29 364.6 364.6 299.6 364.6 0.00 WND 166 13635 -59.9 -77.9 8 18.0 -60.1 340 60 356.3 356.3 298.0 356.3 0.01 Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 545.78 mb = 5164.06 m = 16942.23 ft Wetbulb zero: 680.65 mb = 3364.83 m = 11039.34 ft Precipitable water: 1.34 inches Sfc-500 mean rel hum: 39.50 % Est. max temperature: 33.82 C = 92.88 F Sfc-Lift cond lev (LCL): 883.62 mb = 1162.35 m = 3813.43 ft T: 22.15 C 700-500 lapse rate: 4.61 C/km ThetaE index: 9.78 C Layer 850.0- 692.0 mb Conv cond level (CCL): 758.92 mb = 2463.47 m = 8082.15 ft Mean mixing ratio: 11.48 g/kg Conv temperature: 35.73 C = 96.32 F Cap Strength: 4.12 C Lifted Index: 1.79 C Risk: Showers probable Lifted Index @300 mb: 6.62 C Lifted Index @700 mb: -0.42 C Showalter Index: 1.20 C Risk: Showers probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 18.50 C K Index: 33.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 195.80 Risk: None Energy Index: -1.80 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.17 J/kg Max Up Vert Vel: 7.37 m/s Conv Inhibition (B-): 192.82 J/kg Cap Strength: 4.12 C Lift Cond Lev (LCL): 815.23 mb = 1855.35 m = 6087.04 ft Lev Free Conv (LFC): 700.23 mb = 3133.30 m = 10279.72 ft Equ Level (EL): 680.23 mb = 3369.85 m = 11055.82 ft B at Equ Level: 23.31 J/kg Max Parcel Lev (MPL): 650.23 mb = 3738.76 m = 12266.11 ft Wind level data Storm motion: 342 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 1007 9 130 6 -4.6 3.9 | 151 16 -7.9 14.2 1 1000 75 135 10 -7.1 7.1 | 149 20 -10.4 17.4 2 974 305 120 24 -20.8 12.0 | 133 33 -24.1 22.4 3 941 610 100 17 -16.7 3.0 | 124 24 -20.0 13.3 4 925 764 115 16 -14.5 6.8 | 134 25 -17.8 17.1 5 909 914 120 12 -10.4 6.0 | 140 21 -13.7 16.4 6 850 1500 110 10 -9.4 3.4 | 137 19 -12.7 13.8 7 817 1829 85 10 -10.0 -0.9 | 126 16 -13.2 9.5 8 788 2134 80 7 -6.9 -1.2 | 132 14 -10.2 9.1 9 733 2743 80 10 -9.8 -1.7 | 123 16 -13.1 8.6 10 700 3136 90 7 -7.0 0.0 | 135 15 -10.3 10.4 11 681 3353 35 1 -0.6 -0.8 | 158 10 -3.9 9.5 12 632 3962 290 12 11.3 -4.1 | 232 10 8.0 6.3 13 608 4267 280 17 16.7 -3.0 | 241 15 13.5 7.4 14 586 4572 275 20 19.9 -1.7 | 243 19 16.6 8.6 15 543 5182 305 25 20.5 -14.3 | 283 18 17.2 -4.0 16 500 5850 295 27 24.5 -11.4 | 273 21 21.2 -1.1 17 447 6706 285 35 33.8 -9.1 | 268 31 30.5 1.3 18 430 7010 300 35 30.3 -17.5 | 285 28 27.0 -7.1 19 400 7570 275 41 40.8 -3.6 | 260 38 37.6 6.8 20 397 7620 275 40 39.8 -3.5 | 259 37 36.6 6.9 21 366 8230 275 49 48.8 -4.3 | 262 46 45.5 6.1 22 300 9690 300 49 42.4 -24.5 | 290 42 39.1 -14.1 23 285 10058 305 50 41.0 -28.7 | 296 42 37.7 -18.3 24 261 10668 285 55 53.1 -14.2 | 274 50 49.8 -3.9 25 250 10960 300 57 49.4 -28.5 | 291 50 46.1 -18.1 26 238 11278 300 59 51.1 -29.5 | 292 51 47.8 -19.1 27 200 12450 305 57 46.7 -32.7 | 297 49 43.4 -22.3 28 189 12802 305 57 46.7 -32.7 | 297 49 43.4 -22.3 29 166 13635 340 60 20.5 -56.4 | 339 49 17.2 -46.0 30 164 13716 340 60 20.5 -56.4 | 339 49 17.2 -46.0 31 150 14260 310 48 36.8 -30.9 | 301 39 33.5 -20.5 32 134 14935 290 44 41.3 -15.0 | 277 38 38.1 -4.7 33 114 15850 265 42 41.8 3.7 | 250 41 38.6 14.0 34 104 16389 290 29 27.3 -9.9 | 269 24 24.0 0.4 35 100 16610 300 19 16.5 -9.5 | 266 13 13.2 0.9 36 97 16764 300 19 16.5 -9.5 | 266 13 13.2 0.9 37 70 18650 75 6 -5.8 -1.6 | 134 13 -9.1 8.8 38 50 20630 355 7 0.6 -7.0 | 142 4 -2.7 3.4 39 30 23780 80 18 -17.7 -3.1 | 109 22 -21.0 7.2 40 20 26380 75 29 -28.0 -7.5 | 95 31 -31.3 2.9 41 10 31030 90 45 -45.0 0.0 | 102 49 -48.3 10.4 Wind Parameters Mean winds (0-6000m): 312.4 at 14.5 knts Storm direction: 342.4 at 10.9 knts Shear (0-3000m) pos: 1.6 neg: 2.3 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): -19.6 deg Storm rel helicity (0-3000m) pos: 55.8 neg: -119.1 tot: -63.3 m^2/s^2 ave: -21.1 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 8.8 stream: -1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 136.20 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 ------------------------------------------------------------------------------- 500 120 18 136 27| 0.0 14.4 14.4| 0.0 -83.6 -83.6 -167.3 -0.46| 26.1-12.0 1000 116 16 134 25| 4.2 7.2 11.4| 42.4 -91.6 -49.2 -49.2 -0.16| 19.1 -3.1 1500 116 15 135 23| 2.8 4.5 7.3| 42.4 -96.2 -53.8 -35.9 -0.18| 13.5 -2.4 2000 111 13 134 22| 2.1 3.3 5.4| 45.2-111.6 -66.4 -33.2 -0.21| 11.7 -2.5 2500 107 12 133 20| 1.7 2.8 4.5| 47.4-116.3 -68.8 -27.5 -0.21| 9.9 -2.1 3000 104 12 132 20| 1.6 2.3 3.9| 55.8-119.1 -63.3 -21.1 -0.17| 8.8 -1.5 4000 101 10 133 18| 1.2 1.5 2.7| 79.3-120.5 -41.2 -10.3 0.03| 9.7 0.3 5000 98 12 128 19| 1.3 1.7 3.0|128.8-120.5 8.3 1.7 0.14| 9.5 1.4 6000 312 14 265 7| 1.3 1.7 3.0|146.3-139.3 7.0 1.2 0.13| 8.8 1.1 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20250419.23.gif