UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122123.upa.cvt Date: 2300Z 21 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 21 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 1003 9 25.6 22.1 81 3.5 23.1 85 7 298.5 301.6 296.1 347.7 16.93 1 1000 38 25.0 21.5 81 3.5 22.5 95 7 298.1 301.1 295.7 345.6 16.35 2 995 82 24.6 21.0 80 3.6 22.1 100 9 298.2 301.1 295.4 344.4 15.93 3 978 234 25.0 19.0 69 6.0 20.8 117 17 300.1 302.7 294.8 341.8 14.28 4 971 298 28.8 16.8 48 12.0 20.5 124 21 304.5 306.8 294.7 341.7 12.49 5 969 316 28.8 16.8 48 12.0 20.5 125 21 304.7 307.0 294.8 342.0 12.51 6 925 728 25.4 17.4 61 8.0 19.8 130 13 305.3 307.8 295.7 346.1 13.64 7 887 1097 23.4 15.4 61 8.0 17.9 160 9 306.9 309.2 295.4 344.5 12.50 8 880 1166 24.6 14.6 54 10.0 17.8 165 9 308.8 311.1 295.6 345.1 11.96 9 850 1470 23.0 13.0 53 10.0 16.3 190 10 310.2 312.3 295.3 344.3 11.14 10 700 3132 12.6 2.6 50 10.0 6.8 150 7 316.4 317.7 293.7 337.4 6.61 11 689 3265 11.8 2.8 54 9.0 6.6 153 7 317.0 318.3 294.0 338.6 6.81 12 612 4244 3.0 0.6 84 2.4 1.7 179 10 317.8 319.1 294.0 338.6 6.55 13 514 5642 -4.7 -4.8 99 0.1 -4.8 219 10 324.7 325.8 294.8 341.9 5.22 14 507 5750 -4.1 -5.9 87 1.8 -5.0 222 9 326.7 327.7 295.0 342.9 4.86 15 500 5860 -5.1 -6.4 91 1.3 -5.7 225 8 326.8 327.8 295.0 342.6 4.74 16 464 6443 -8.7 -8.9 98 0.2 -8.8 217 4 329.4 330.2 295.2 343.6 4.21 17 462 6476 -8.9 -9.0 99 0.1 -8.9 217 4 329.6 330.4 295.2 343.7 4.19 18 403 7523 -14.3 -16.9 81 2.6 -15.2 349 8 335.7 336.2 295.4 344.6 2.53 19 400 7580 -14.1 -19.1 66 5.0 -15.8 5 9 336.7 337.1 295.3 344.2 2.11 20 397 7637 -14.1 -21.1 55 7.0 -16.4 4 10 337.4 337.8 295.3 343.8 1.79 21 379 7988 -15.5 -30.5 26 15.0 -19.1 352 11 340.0 340.2 295.0 343.1 0.80 22 362 8331 -18.5 -40.5 13 22.0 -22.3 340 12 340.5 340.6 294.7 341.7 0.31 23 342 8752 -22.3 -55.3 3 33.0 -25.8 325 14 340.9 341.0 294.6 341.2 0.06 24 323 9168 -25.7 -34.7 43 9.0 -27.3 310 15 341.9 342.0 295.3 344.3 0.62 25 319 9258 -26.3 -38.3 31 12.0 -28.2 307 15 342.3 342.3 295.3 344.0 0.44 26 317 9304 -26.1 -31.1 63 5.0 -27.1 306 15 343.1 343.3 295.8 346.6 0.90 27 311 9442 -26.9 -30.1 74 3.2 -27.6 301 16 343.9 344.1 296.1 347.7 1.01 28 300 9700 -28.7 -32.4 70 3.7 -29.4 310 10 344.9 345.1 296.2 348.1 0.84 29 275 10317 -32.9 -37.2 65 4.3 -33.6 291 7 347.5 347.7 296.6 349.8 0.57 30 250 10980 -38.5 -42.5 66 4.0 -38.9 290 5 348.8 348.9 296.7 350.3 0.36 31 221 11819 -45.3 -52.3 45 7.0 -45.7 297 10 350.9 350.9 297.0 351.5 0.14 32 200 12480 -50.7 -55.1 59 4.4 -50.9 320 15 352.5 352.5 297.3 352.9 0.11 33 196 12610 -52.3 -55.6 67 3.3 -52.4 317 16 352.0 352.0 297.1 352.4 0.10 34 194 12676 -52.7 -55.7 70 3.0 -52.8 315 16 352.4 352.4 297.3 352.8 0.10 35 187 12912 -54.3 -69.3 14 15.0 -54.6 308 18 353.5 353.5 297.4 353.6 0.02 36 181 13119 -56.1 -60.8 55 4.7 -56.2 303 19 353.9 353.9 297.5 354.1 0.06 37 178 13224 -57.1 -81.1 3 24.0 -57.3 300 20 353.9 353.9 297.5 354.0 0.00 38 158 13964 -63.5 -70.5 38 7.0 -63.6 289 23 355.4 355.4 297.8 355.4 0.02 39 150 14280 -66.1 -72.1 43 6.0 -66.1 295 24 356.2 356.2 298.0 356.3 0.02 40 141 14654 -69.1 -74.1 48 5.0 -69.1 300 25 357.3 357.3 298.2 357.4 0.01 41 112 15995 -80.5 -85.2 45 4.7 -80.5 313 21 360.3 360.3 298.8 360.3 0.00 42 100 16630 -84.3 -89.3 41 5.0 -84.3 330 22 364.9 364.9 299.6 364.9 0.00 43 99 16686 -84.5 -89.5 41 5.0 -84.5 335 21 365.5 365.5 299.8 365.5 0.00 44 91 17154 -81.7 -87.7 35 6.0 -81.7 6 23 380.0 380.0 302.2 380.0 0.00 45 79 17937 -86.5 -91.0 44 4.5 -86.5 78 26 385.8 385.8 303.2 385.8 0.00 46 72 18449 -82.3 -90.3 24 8.0 -82.3 126 28 405.0 405.0 305.9 405.0 0.00 47 71 18528 -76.7 -87.7 16 11.0 -76.7 133 29 418.6 418.6 307.6 418.6 0.00 48 70 18610 -76.3 -87.3 16 11.0 -76.3 140 29 421.2 421.2 307.9 421.2 0.00 49 68 18776 -77.1 -89.1 13 12.0 -77.1 140 28 422.9 422.9 308.0 422.9 0.00 50 62 19310 -73.1 -89.1 7 16.0 -73.2 138 25 443.1 443.1 310.2 443.1 0.00 51 50 20590 -65.3 -90.3 2 25.0 -65.6 135 19 489.6 489.6 314.2 489.6 0.00 52 40 21970 -58.3 -88.3 1 30.0 -59.2 113 26 539.4 539.4 317.5 539.5 0.00 53 35 22813 -57.1 -87.1 1 30.0 -58.2 100 29 563.6 563.6 318.8 563.6 0.01 54 30 23780 -60.5 -88.5 1 28.0 -61.4 85 34 579.7 579.7 319.6 579.7 0.01 55 29 23990 -60.7 -88.7 1 28.0 -61.6 84 35 584.8 584.8 319.9 584.8 0.01 56 27 24437 -57.3 -88.3 1 31.0 -58.7 82 38 606.4 606.4 320.9 606.5 0.01 57 23 25444 -58.5 -88.5 1 30.0 -59.9 78 44 631.4 631.4 322.0 631.4 0.01 58 20 26330 -53.9 -86.9 1 33.0 -56.3 75 50 671.2 671.2 323.4 671.3 0.01 59 18 27022 -47.1 -84.1 1 37.0 -51.8 79 48 713.2 713.2 324.8 713.3 0.02 60 13 29166 -51.7 -85.7 1 34.0 -55.8 91 43 766.8 766.8 326.4 767.0 0.02 61 11 30262 -48.5 -84.5 1 36.0 -54.3 97 40 816.0 816.0 327.6 816.2 0.03 62 10 30900 -42.3 -82.3 0 40.0 -51.4 100 38 861.6 861.7 328.7 862.1 0.05 63 9.2 31461 -44.9 -82.9 1 38.0 -53.0 872.5 872.5 328.9 872.9 0.04 64 6.4 33935 -35.9 -78.9 0 43.0 -50.9 1006.1 1006.2 331.3 1007.6 0.12 TRP 99 16686 -84.5 -89.5 41 5.0 -84.5 335 21 365.5 365.5 299.8 365.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5822.00 m Freezing level: 573.82 mb = 4788.47 m = 15710.01 ft Wetbulb zero: 586.64 mb = 4582.84 m = 15035.38 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 68.21 % Est. max temperature: 37.21 C = 98.98 F Sfc-Lift cond lev (LCL): 953.39 mb = 459.90 m = 1508.82 ft T: 27.61 C 700-500 lapse rate: 6.49 C/km ThetaE index: 7.78 C Layer 850.0- 689.0 mb Conv cond level (CCL): 710.25 mb = 3007.52 m = 9867.06 ft Mean mixing ratio: 13.72 g/kg Conv temperature: 43.11 C = 109.60 F Cap Strength: 6.60 C Lifted Index: -0.02 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.86 C Lifted Index @700 mb: 3.62 C Showalter Index: -0.02 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 18.10 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 184.00 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 80.99 J/kg Max Up Vert Vel: 12.73 m/s Conv Inhibition (B-): 470.89 J/kg Cap Strength: 6.60 C Lift Cond Lev (LCL): 845.49 mb = 1515.59 m = 4972.35 ft Lev Free Conv (LFC): 620.49 mb = 4130.06 m = 13549.91 ft Equ Level (EL): 500.49 mb = 5852.34 m = 19200.36 ft B at Equ Level: 77.33 J/kg Max Parcel Lev (MPL): 370.49 mb = 8157.85 m = 26764.27 ft Wind level data Storm motion: 198 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 1003 9 85 7 -7.0 -0.6 | 51 12 -9.1 -7.3 1 1000 38 95 7 -7.0 0.6 | 56 11 -9.1 -6.1 2 970 305 125 21 -17.2 12.0 | 105 20 -19.3 5.4 3 925 728 130 13 -10.0 8.4 | 98 12 -12.1 1.7 4 906 914 145 8 -4.6 6.6 | 89 7 -6.7 -0.1 5 850 1470 190 10 1.7 9.8 | 173 3 -0.4 3.2 6 845 1524 190 10 1.7 9.8 | 173 3 -0.4 3.2 7 787 2134 90 4 -4.0 0.0 | 43 9 -6.1 -6.7 8 700 3132 150 7 -3.5 6.1 | 84 6 -5.6 -0.6 9 609 4267 180 10 0.0 10.0 | 147 4 -2.1 3.3 10 524 5486 215 12 6.9 9.8 | 237 6 4.7 3.1 11 500 5860 225 8 5.7 5.7 | 286 4 3.5 -1.0 12 431 7010 210 1 0.5 0.9 | 16 6 -1.6 -5.8 13 400 7580 5 9 -0.8 -9.0 | 11 16 -2.9 -15.7 14 398 7620 5 10 -0.9 -10.0 | 10 17 -3.0 -16.7 15 310 9449 300 16 13.9 -8.0 | 321 19 11.7 -14.7 16 300 9700 310 10 7.7 -6.4 | 337 14 5.5 -13.1 17 250 10973 270 3 3.0 -0.0 | 353 7 0.9 -6.7 18 250 10980 290 5 4.7 -1.7 | 343 9 2.6 -8.4 19 209 12192 300 12 10.4 -6.0 | 327 15 8.3 -12.7 20 200 12480 320 15 9.6 -11.5 | 338 20 7.5 -18.2 21 199 12497 320 15 9.6 -11.5 | 338 20 7.5 -18.2 22 164 13716 285 23 22.2 -6.0 | 302 24 20.1 -12.6 23 150 14280 295 24 21.8 -10.1 | 311 26 19.6 -16.8 24 149 14326 295 23 20.8 -9.7 | 311 25 18.7 -16.4 25 141 14630 300 25 21.7 -12.5 | 315 27 19.5 -19.2 26 127 15240 325 20 11.5 -16.4 | 338 25 9.3 -23.1 27 114 15850 310 21 16.1 -13.5 | 325 25 13.9 -20.2 28 100 16630 330 22 11.0 -19.1 | 341 27 8.9 -25.7 29 99 16686 335 21 8.9 -19.0 | 345 27 6.7 -25.7 30 98 16764 330 22 11.0 -19.1 | 341 27 8.9 -25.7 31 70 18610 140 29 -18.6 22.2 | 127 26 -20.8 15.5 32 50 20590 135 19 -13.4 13.4 | 113 17 -15.6 6.7 33 30 23780 85 34 -33.9 -3.0 | 75 37 -36.0 -9.7 34 20 26330 75 50 -48.3 -12.9 | 69 54 -50.4 -19.6 35 10 30900 100 38 -37.4 6.6 | 90 40 -39.6 -0.1 Wind Parameters Mean winds (0-6000m): 167.7 at 9.4 knts Storm direction: 197.7 at 7.0 knts Shear (0-3000m) pos: 2.9 neg: 1.8 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 25.7 deg Storm rel helicity (0-3000m) pos: 73.2 neg: -28.9 tot: 44.4 m^2/s^2 ave: 14.8 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 1.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 4.65 Bulk Shear: 17.40 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 ------------------------------------------------------------------------------- 500 121 16 95 16| 13.2 0.0 13.2| 56.7 -3.2 53.5 107.1 0.66| 21.0 14.0 1000 126 14 97 13| 4.4 0.0 4.4| 58.1 -10.8 47.3 47.3 0.38| 16.1 6.1 1500 138 12 103 11| 4.7 0.0 4.7| 64.1 -10.8 53.3 35.6 0.46| 12.9 5.9 2000 142 11 103 9| 3.5 2.7 6.2| 64.1 -25.2 38.9 19.5 0.14| 12.7 1.8 2500 140 10 95 9| 2.8 2.1 5.0| 67.8 -28.9 38.9 15.6 0.13| 10.8 1.4 3000 139 9 92 8| 2.9 1.8 4.7| 73.2 -28.9 44.4 14.8 0.17| 9.6 1.7 4000 145 9 95 7| 2.8 1.3 4.1| 79.1 -28.9 50.2 12.6 0.23| 7.9 1.8 5000 156 9 106 6| 2.7 1.1 3.7| 84.6 -28.9 55.7 11.1 0.29| 6.9 2.0 6000 168 9 121 5| 2.0 0.9 2.9| 92.9 -28.9 64.0 10.7 0.36| 6.4 2.3 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251221.23.gif