UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101523.upa.cvt Date: 2300Z 15 OCT 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 15 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 1010 9 28.6 20.6 62 8.0 22.9 85 5 300.9 303.7 295.7 345.8 15.30 1 1008 27 26.8 19.8 66 7.0 21.9 85 5 299.3 301.9 294.7 341.8 14.57 2 1000 100 26.2 19.2 65 7.0 21.3 85 6 299.4 301.9 294.4 340.6 14.14 3 998 118 26.0 19.0 65 7.0 21.1 90 6 299.3 301.9 294.3 340.1 13.99 4 994 153 26.2 18.2 61 8.0 20.7 99 7 299.9 302.3 294.0 338.9 13.34 5 990 189 29.2 13.2 37 16.0 18.7 109 8 303.2 305.0 292.3 332.0 9.67 6 987 216 29.4 13.4 37 16.0 18.9 116 8 303.7 305.5 292.5 333.0 9.83 7 944 612 28.6 10.6 33 18.0 17.1 146 9 306.8 308.4 292.4 332.6 8.53 8 925 792 27.4 11.4 37 16.0 17.0 150 8 307.3 309.0 293.1 335.2 9.19 9 850 1533 22.2 9.2 43 13.0 14.0 165 12 309.4 311.0 293.3 335.8 8.62 10 811 1939 19.4 5.4 40 14.0 11.0 173 10 310.6 311.9 292.3 332.1 6.95 11 786 2208 16.4 11.4 72 5.0 13.1 158 11 310.2 312.2 295.1 343.3 10.84 12 765 2438 15.2 7.2 59 8.0 10.3 150 11 311.3 312.9 293.6 337.1 8.36 13 701 3171 8.8 5.7 81 3.1 6.9 155 12 312.1 313.7 293.7 337.5 8.22 14 700 3183 8.6 5.4 80 3.2 6.7 155 12 312.0 313.5 293.6 337.0 8.06 15 699 3195 8.6 5.4 80 3.2 6.7 154 12 312.1 313.7 293.6 337.1 8.08 16 660 3667 5.8 -1.2 61 7.0 2.1 118 8 314.1 315.2 292.0 330.9 5.31 17 547 5170 -5.7 -8.3 82 2.6 -6.8 114 12 317.8 318.5 291.7 330.0 3.74 18 533 5373 -6.9 -8.0 92 1.1 -7.4 109 11 318.7 319.5 292.1 331.5 3.93 19 512 5686 -8.3 -17.3 48 9.0 -11.3 115 15 320.7 321.1 290.9 327.2 1.92 20 504 5808 -7.7 -23.7 26 16.0 -12.4 121 18 322.9 323.1 290.8 326.8 1.12 21 500 5870 -7.9 -29.9 15 22.0 -13.3 125 17 323.4 323.5 290.5 325.7 0.64 22 498 5901 -7.9 -31.9 13 24.0 -13.6 124 16 323.8 323.9 290.5 325.7 0.53 23 481 6171 -10.1 -14.5 70 4.4 -11.8 126 8 324.3 324.8 292.5 333.0 2.58 24 465 6432 -12.1 -14.5 82 2.4 -13.0 145 2 325.0 325.5 292.8 334.0 2.67 25 450 6684 -12.9 -22.9 43 10.0 -15.8 142 3 327.0 327.3 292.2 331.8 1.35 26 441 6838 -13.9 -16.2 83 2.3 -14.7 140 3 327.6 328.1 293.3 336.0 2.45 27 429 7048 -13.9 -21.9 51 8.0 -16.3 138 4 330.2 330.6 293.2 335.7 1.54 28 416 7283 -15.1 -21.1 60 6.0 -17.0 135 5 331.6 332.0 293.7 337.7 1.71 29 412 7356 -14.7 -22.7 51 8.0 -17.1 134 7 333.1 333.4 293.9 338.4 1.50 30 400 7580 -16.1 -26.1 42 10.0 -18.7 125 16 334.1 334.3 293.9 338.2 1.14 31 332 8949 -26.5 -42.5 21 16.0 -28.6 160 32 338.1 338.1 294.1 339.2 0.27 32 300 9670 -32.3 -46.3 24 14.0 -33.7 150 42 339.9 339.9 294.5 340.7 0.20 33 262 10611 -39.9 -57.9 13 18.0 -40.8 149 44 342.1 342.1 294.9 342.4 0.06 34 253 10849 -41.1 -67.1 4 26.0 -42.1 154 51 343.8 343.8 295.3 343.9 0.02 35 250 10930 -41.9 -66.9 5 25.0 -42.8 155 53 343.8 343.8 295.3 343.9 0.02 36 200 12410 -52.1 -74.1 5 22.0 -52.5 170 66 350.3 350.3 296.7 350.3 0.01 37 198 12475 -52.6 -74.4 5 21.8 -52.9 170 67 350.5 350.5 296.7 350.6 0.01 38 190 12741 -54.5 -75.5 6 21.0 -54.8 170 67 351.6 351.6 297.0 351.6 0.01 39 150 14220 -64.7 -79.7 11 15.0 -64.8 155 20 358.6 358.6 298.4 358.6 0.00 40 114 15849 -76.9 -82.9 38 6.0 -76.9 212 24 365.2 365.2 299.7 365.2 0.00 41 103 16431 -78.5 -85.5 31 7.0 -78.5 184 25 372.9 372.9 301.1 372.9 0.00 42 100 16600 -77.5 -85.5 26 8.0 -77.5 165 27 378.0 378.0 301.9 378.0 0.00 43 89 17263 -80.9 -86.9 36 6.0 -80.9 120 13 384.0 384.0 302.9 384.0 0.00 44 82 17725 -81.1 -88.1 30 7.0 -81.1 111 13 392.7 392.7 304.2 392.7 0.00 45 73 18394 -72.5 -87.5 9 15.0 -72.6 99 12 424.2 424.2 308.2 424.2 0.00 46 70 18640 -73.7 -88.7 8 15.0 -73.7 95 12 426.7 426.7 308.5 426.7 0.00 47 69 18724 -74.3 -89.3 8 15.0 -74.3 96 12 427.2 427.2 308.5 427.2 0.00 48 59 19653 -68.3 -90.3 3 22.0 -68.5 103 11 460.2 460.2 311.8 460.2 0.00 49 54 20185 -69.1 -91.1 3 22.0 -69.2 107 11 470.2 470.2 312.7 470.2 0.00 50 50 20650 -65.5 -90.5 2 25.0 -65.8 110 11 489.1 489.1 314.1 489.1 0.00 51 48 20899 -63.5 -90.5 1 27.0 -63.9 105 11 499.6 499.6 314.9 499.7 0.00 52 30 23810 -59.1 -89.1 1 30.0 -60.1 45 16 583.5 583.5 319.8 583.6 0.00 53 29 24024 -57.9 -87.9 1 30.0 -59.1 46 17 592.5 592.5 320.3 592.5 0.01 54 26 24711 -59.5 -88.5 1 29.0 -60.6 49 21 606.8 606.8 320.9 606.8 0.01 55 20 26370 -55.7 -87.7 1 32.0 -57.8 55 30 665.7 665.7 323.3 665.7 0.01 56 12 29681 -47.9 -83.9 1 36.0 -53.7 70 13 798.0 798.0 327.2 798.3 0.03 57 11 30253 -49.7 -84.7 1 35.0 -55.0 72 10 811.6 811.6 327.5 811.8 0.03 58 10 30880 -47.1 -84.1 1 37.0 -53.8 75 7 843.7 843.7 328.2 844.0 0.03 59 8.7 31816 -40.5 -81.5 0 41.0 -51.2 903.7 903.7 329.5 904.3 0.06 TRP 89 17263 -80.9 -86.9 36 6.0 -80.9 120 13 384.0 384.0 302.9 384.0 0.00 WND 198 12475 -52.6 -74.4 5 21.8 -52.9 170 67 350.5 350.5 296.7 350.6 0.01 Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 603.01 mb = 4424.85 m = 14517.06 ft Wetbulb zero: 633.16 mb = 3998.90 m = 13119.61 ft Precipitable water: 1.57 inches Sfc-500 mean rel hum: 59.85 % Est. max temperature: 36.85 C = 98.33 F Sfc-Lift cond lev (LCL): 899.39 mb = 1038.04 m = 3405.61 ft T: 25.67 C 700-500 lapse rate: 6.14 C/km ThetaE index: 13.80 C Layer 1008.0- 987.0 mb Conv cond level (CCL): 695.80 mb = 3232.50 m = 10605.17 ft Mean mixing ratio: 9.99 g/kg Conv temperature: 40.04 C = 104.07 F Cap Strength: 5.65 C Lifted Index: 1.10 C Risk: Showers probable Lifted Index @300 mb: 4.95 C Lifted Index @700 mb: 2.60 C Showalter Index: 0.69 C Risk: Thunderstorms probable Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 17.10 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 151.40 Risk: None Energy Index: -1.89 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.46 J/kg Max Up Vert Vel: 10.34 m/s Conv Inhibition (B-): 442.70 J/kg Cap Strength: 5.65 C Lift Cond Lev (LCL): 771.62 mb = 2364.73 m = 7758.19 ft Lev Free Conv (LFC): 576.62 mb = 4747.83 m = 15576.67 ft Equ Level (EL): 506.62 mb = 5767.69 m = 18922.65 ft B at Equ Level: 51.51 J/kg Max Parcel Lev (MPL): 426.62 mb = 7090.70 m = 23263.17 ft Wind level data Storm motion: 168 at 7 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 1010 9 85 5 -5.0 -0.4 | 24 8 -3.4 -7.6 1 1000 100 85 6 -6.0 -0.5 | 30 9 -4.4 -7.7 2 977 305 140 10 -6.4 7.7 | 95 5 -4.9 0.4 3 925 792 150 8 -4.0 6.9 | 83 2 -2.4 -0.3 4 912 914 145 8 -4.6 6.6 | 78 3 -3.0 -0.7 5 881 1219 175 10 -0.9 10.0 | 194 3 0.7 2.7 6 851 1524 165 12 -3.1 11.6 | 161 5 -1.5 4.4 7 850 1533 165 12 -3.1 11.6 | 161 5 -1.5 4.4 8 821 1829 180 10 0.0 10.0 | 209 3 1.6 2.8 9 792 2134 160 11 -3.8 10.3 | 145 4 -2.2 3.1 10 737 2743 140 11 -7.1 8.4 | 102 6 -5.5 1.2 11 711 3048 155 13 -5.5 11.8 | 139 6 -3.9 4.6 12 700 3183 155 12 -5.1 10.9 | 136 5 -3.5 3.7 13 611 4267 70 3 -2.8 -1.0 | 9 8 -1.2 -8.2 14 566 4877 100 10 -9.8 1.7 | 57 10 -8.3 -5.5 15 545 5182 115 12 -10.9 5.1 | 77 10 -9.3 -2.1 16 525 5486 105 11 -10.6 2.8 | 64 10 -9.1 -4.4 17 505 5791 120 18 -15.6 9.0 | 97 14 -14.0 1.8 18 500 5870 125 17 -13.9 9.8 | 102 13 -12.4 2.5 19 485 6096 120 10 -8.7 5.0 | 73 7 -7.1 -2.2 20 467 6401 145 2 -1.1 1.6 | 356 6 0.4 -5.6 21 414 7315 135 5 -3.5 3.5 | 28 4 -2.0 -3.7 22 400 7580 125 16 -13.1 9.2 | 100 12 -11.5 2.0 23 398 7620 125 16 -13.1 9.2 | 100 12 -11.5 2.0 24 366 8230 135 13 -9.2 9.2 | 105 8 -7.6 2.0 25 351 8534 160 18 -6.2 16.9 | 155 11 -4.6 9.7 26 323 9144 160 40 -13.7 37.6 | 158 33 -12.1 30.4 27 300 9670 150 42 -21.0 36.4 | 146 35 -19.4 29.2 28 271 10363 145 38 -21.8 31.1 | 140 31 -20.2 23.9 29 250 10930 155 53 -22.4 48.0 | 153 46 -20.8 40.8 30 200 12410 170 66 -11.5 65.0 | 170 59 -9.9 57.8 31 198 12475 170 67 -11.6 66.0 | 170 60 -10.1 58.8 32 188 12802 170 67 -11.6 66.0 | 170 60 -10.1 58.8 33 171 13411 170 45 -7.8 44.3 | 170 38 -6.2 37.1 34 155 14021 150 25 -12.5 21.7 | 143 18 -10.9 14.4 35 150 14220 155 20 -8.5 18.1 | 148 13 -6.9 10.9 36 140 14630 160 19 -6.5 17.9 | 155 12 -4.9 10.6 37 120 15545 210 24 12.0 20.8 | 225 19 13.6 13.6 38 108 16154 215 23 13.2 18.8 | 232 19 14.8 11.6 39 100 16600 165 27 -7.0 26.1 | 164 20 -5.4 18.9 40 97 16764 185 31 2.7 30.9 | 190 24 4.3 23.7 41 89 17263 120 13 -11.3 6.5 | 86 10 -9.7 -0.7 42 70 18640 95 12 -12.0 1.0 | 59 12 -10.4 -6.2 43 50 20650 110 11 -10.3 3.8 | 69 9 -8.8 -3.5 44 30 23810 45 16 -11.3 -11.3 | 28 21 -9.7 -18.5 45 20 26370 55 30 -24.6 -17.2 | 43 34 -23.0 -24.4 46 10 30880 75 7 -6.8 -1.8 | 30 10 -5.2 -9.0 Wind Parameters Mean winds (0-6000m): 137.7 at 9.8 knts Storm direction: 167.7 at 7.4 knts Shear (0-3000m) pos: 2.3 neg: 0.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 110.6 deg Storm rel helicity (0-3000m) pos: 25.0 neg: -9.3 tot: 15.7 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 72.29 Bulk Shear: 0.74 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 ------------------------------------------------------------------------------- 500 127 8 65 5| 8.1 0.0 8.1| 15.1 -0.2 14.9 29.8 0.79| 11.0 8.7 1000 138 8 75 4| 4.3 0.0 4.3| 15.9 -0.8 15.1 15.1 0.63| 7.3 4.6 1500 150 9 100 3| 4.2 0.0 4.2| 17.6 -2.5 15.1 10.1 0.51| 7.0 3.6 2000 157 9 124 3| 2.9 0.0 2.9| 20.4 -4.1 16.3 8.1 0.44| 6.5 2.9 2500 157 10 127 3| 2.3 0.8 3.1| 20.4 -7.9 12.6 5.0 0.26| 6.1 1.6 3000 154 10 124 3| 2.3 0.7 2.9| 25.0 -9.3 15.7 5.2 0.29| 5.8 1.6 4000 151 10 114 3| 1.7 1.6 3.3| 25.5 -27.9 -2.5 -0.6 -0.04| 6.0 -0.2 5000 145 9 94 4| 1.7 1.4 3.1| 46.8 -32.5 14.4 2.9 0.08| 5.9 0.5 6000 138 10 91 5| 1.7 1.2 2.9| 72.4 -41.9 30.5 5.1 0.13| 6.3 0.8 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251015.23.gif