UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122911.upa.cvt Date: 1100Z 29 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:1100Z 29 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 1004 9 30.0 26.0 79 4.0 27.0 355 6 302.8 306.8 300.0 366.9 21.53 1 1000 49 29.6 25.0 76 4.6 26.2 345 10 302.8 306.5 299.3 363.1 20.33 2 925 743 27.0 16.0 51 11.0 19.4 15 14 306.9 309.2 295.4 344.4 12.46 3 850 1485 21.0 17.3 79 3.7 18.4 65 9 308.1 310.9 297.3 352.8 14.78 4 826 1732 19.0 16.3 84 2.7 17.1 72 12 308.6 311.2 297.0 351.8 14.26 5 785 2170 17.8 6.8 48 11.0 11.1 54 13 311.8 313.3 293.4 336.3 7.92 6 748 2581 14.4 8.4 67 6.0 10.6 45 14 312.4 314.2 294.6 341.2 9.29 7 720 2903 13.0 0.0 41 13.0 5.9 45 17 314.3 315.4 292.0 331.1 5.32 8 700 3140 11.4 2.4 54 9.0 6.3 50 19 315.1 316.4 293.2 335.6 6.51 9 689 3272 10.2 2.2 58 8.0 5.6 46 18 315.2 316.5 293.3 335.8 6.52 10 665 3566 8.6 -7.4 31 16.0 1.1 38 16 316.6 317.3 290.9 327.3 3.30 11 633 3971 5.6 0.6 70 5.0 2.8 50 12 317.7 318.9 293.8 337.8 6.33 12 611 4259 4.0 1.5 84 2.5 2.6 32 14 319.1 320.4 294.7 341.4 7.00 13 571 4806 0.4 -4.6 69 5.0 -2.1 29 10 321.1 322.0 293.4 336.6 4.76 14 565 4891 0.2 -9.8 47 10.0 -4.2 25 10 321.8 322.5 292.4 332.5 3.22 15 544 5193 -1.7 -5.4 76 3.7 -3.5 316 1 323.1 324.0 294.0 338.5 4.71 16 502 5829 -5.3 -7.0 88 1.7 -6.1 5 11 326.2 327.1 294.6 341.2 4.51 17 500 5860 -5.5 -7.6 85 2.1 -6.5 10 12 326.3 327.2 294.5 340.7 4.32 18 487 6067 -6.7 -9.3 82 2.6 -7.9 23 12 327.3 328.1 294.4 340.4 3.88 19 480 6180 -6.1 -7.9 87 1.8 -7.0 18 11 329.4 330.3 295.3 344.2 4.40 20 400 7590 -14.1 -15.2 91 1.1 -14.5 330 9 336.7 337.3 296.0 347.0 2.94 21 368 8220 -17.9 -19.3 89 1.4 -18.4 336 12 339.7 340.2 296.1 347.8 2.26 22 364 8301 -18.5 -19.7 90 1.2 -18.9 338 12 340.0 340.4 296.2 347.9 2.20 23 303 9648 -27.5 -29.0 87 1.5 -27.8 350 21 345.6 345.9 296.6 350.0 1.15 24 300 9720 -28.1 -29.8 85 1.7 -28.5 350 22 345.8 346.0 296.6 349.9 1.08 25 250 11000 -38.5 -42.8 64 4.3 -38.9 335 36 348.8 348.9 296.7 350.2 0.35 26 227 11653 -43.9 -49.9 51 6.0 -44.3 330 36 350.3 350.4 296.8 351.1 0.18 27 221 11832 -45.3 -49.2 65 3.9 -45.6 330 35 350.9 350.9 297.0 351.7 0.20 28 211 12138 -47.7 -54.7 44 7.0 -48.0 330 32 351.8 351.8 297.1 352.3 0.11 29 203 12392 -48.1 -70.1 6 22.0 -48.7 310 24 355.1 355.1 297.7 355.2 0.01 30 202 12425 -48.3 -70.3 6 22.0 -48.8 307 23 355.3 355.3 297.8 355.3 0.01 31 200 12490 -48.9 -69.9 7 21.0 -49.4 300 20 355.3 355.3 297.8 355.4 0.02 32 172 13460 -57.5 -68.5 23 11.0 -57.7 293 22 356.8 356.8 298.1 356.9 0.02 33 150 14310 -64.5 -78.5 13 14.0 -64.6 325 21 359.0 359.0 298.5 359.0 0.01 34 129 15214 -72.5 -84.5 15 12.0 -72.5 330 33 360.4 360.4 298.8 360.4 0.00 35 100 16670 -83.5 -91.5 23 8.0 -83.5 5 39 366.4 366.4 299.9 366.4 0.00 36 92 17132 -85.7 -93.7 22 8.0 -85.7 8 38 370.9 370.9 300.7 370.9 0.00 37 82 17763 -86.9 -92.9 32 6.0 -86.9 38 29 380.8 380.8 302.4 380.8 0.00 38 79 17969 -82.3 -90.3 24 8.0 -82.3 48 26 394.4 394.4 304.5 394.4 0.00 39 76 18186 -83.1 -90.1 29 7.0 -83.1 58 23 397.2 397.2 304.8 397.2 0.00 40 70 18650 -78.5 -88.5 18 10.0 -78.6 80 17 416.4 416.4 307.3 416.5 0.00 41 69 18732 -77.5 -88.5 15 11.0 -77.6 420.3 420.3 307.7 420.3 0.00 42 68 18816 -77.9 -88.9 15 11.0 -77.9 421.2 421.2 307.9 421.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5811.00 m Freezing level: 562.79 mb = 4922.67 m = 16150.30 ft Wetbulb zero: 588.83 mb = 4557.82 m = 14953.29 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 65.14 % Est. max temperature: 35.28 C = 95.51 F Sfc-Lift cond lev (LCL): 948.16 mb = 522.83 m = 1715.32 ft T: 27.82 C 700-500 lapse rate: 6.21 C/km ThetaE index: 22.44 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 774.45 mb = 2284.99 m = 7496.59 ft Mean mixing ratio: 15.77 g/kg Conv temperature: 39.20 C = 102.56 F Cap Strength: 2.74 C Lifted Index: -3.41 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.05 C Lifted Index @700 mb: 0.13 C Showalter Index: -3.53 C Risk: Severe thunderstorms possible Total Totals Index: 49.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 22.80 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 243.60 Risk: None Energy Index: -2.42 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 580.89 J/kg Max Up Vert Vel: 34.08 m/s Conv Inhibition (B-): 133.66 J/kg Cap Strength: 2.74 C Lift Cond Lev (LCL): 851.48 mb = 1469.78 m = 4822.06 ft Lev Free Conv (LFC): 696.48 mb = 3182.04 m = 10439.62 ft Equ Level (EL): 206.48 mb = 12280.72 m = 40290.59 ft B at Equ Level: 563.93 J/kg Max Parcel Lev (MPL): 116.48 mb = 15798.10 m = 51830.42 ft Wind level data Storm motion: 65 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 1004 9 355 6 0.5 -6.0 | 285 9 8.5 -2.2 1 1000 49 345 10 2.6 -9.7 | 299 12 10.6 -5.9 2 972 305 345 13 3.4 -12.6 | 308 14 11.4 -8.8 3 925 743 15 14 -3.6 -13.5 | 336 11 4.4 -9.8 4 907 914 25 11 -4.6 -10.0 | 332 7 3.4 -6.2 5 850 1485 65 9 -8.2 -3.8 | 66 0 -0.1 -0.1 6 846 1524 80 11 -10.8 -1.9 | 123 3 -2.8 1.8 7 788 2134 55 13 -10.6 -7.5 | 35 5 -2.6 -3.7 8 760 2438 45 12 -8.5 -8.5 | 6 5 -0.5 -4.7 9 708 3048 45 19 -13.4 -13.4 | 29 11 -5.4 -9.7 10 700 3140 50 19 -14.6 -12.2 | 38 11 -6.5 -8.5 11 657 3658 35 15 -8.6 -12.3 | 4 9 -0.6 -8.5 12 632 3962 50 12 -9.2 -7.7 | 16 4 -1.2 -4.0 13 609 4267 30 14 -7.0 -12.1 | 353 8 1.0 -8.4 14 586 4572 40 10 -6.4 -7.7 | 338 4 1.6 -3.9 15 565 4877 25 10 -4.2 -9.1 | 325 7 3.8 -5.3 16 544 5182 315 1 0.7 -0.7 | 251 9 8.7 3.0 17 504 5791 360 10 -0.0 -10.0 | 308 10 8.0 -6.3 18 500 5860 10 12 -2.1 -11.8 | 324 10 5.9 -8.1 19 485 6096 25 12 -5.1 -10.9 | 338 8 2.9 -7.1 20 466 6401 360 10 -0.0 -10.0 | 308 10 8.0 -6.3 21 400 7590 330 9 4.5 -7.8 | 288 13 12.5 -4.1 22 382 7925 330 10 5.0 -8.7 | 291 14 13.0 -4.9 23 338 8839 350 15 2.6 -14.8 | 316 15 10.6 -11.0 24 300 9720 350 22 3.8 -21.7 | 327 21 11.8 -17.9 25 250 11000 335 36 15.2 -32.6 | 321 37 23.2 -28.9 26 229 11582 330 37 18.5 -32.0 | 317 39 26.5 -28.3 27 209 12192 330 32 16.0 -27.7 | 315 34 24.0 -24.0 28 200 12490 300 20 17.3 -10.0 | 284 26 25.3 -6.3 29 200 12497 305 21 17.2 -12.0 | 288 27 25.2 -8.3 30 165 13716 290 22 20.7 -7.5 | 278 29 28.7 -3.8 31 157 14021 305 17 13.9 -9.8 | 285 23 21.9 -6.0 32 150 14310 325 21 12.0 -17.2 | 304 24 20.1 -13.5 33 142 14630 325 21 12.0 -17.2 | 304 24 20.1 -13.5 34 128 15240 330 34 17.0 -29.4 | 316 36 25.0 -25.7 35 115 15850 355 38 3.3 -37.9 | 342 36 11.3 -34.1 36 100 16670 5 39 -3.4 -38.9 | 353 35 4.6 -35.1 37 93 17069 5 39 -3.4 -38.9 | 353 35 4.6 -35.1 38 70 18650 80 17 -16.7 -3.0 | 95 9 -8.7 0.8 Wind Parameters Mean winds (0-6000m): 35.0 at 11.8 knts Storm direction: 65.0 at 8.8 knts Shear (0-3000m) pos: 1.9 neg: 1.9 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 103.9 deg Storm rel helicity (0-3000m) pos: 40.9 neg: -7.9 tot: 33.0 m^2/s^2 ave: 11.0 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 1.8 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 49.75 Bulk Shear: 11.68 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 ------------------------------------------------------------------------------- 500 348 12 307 13| 7.7 0.0 7.7| 23.9 0.0 23.9 47.8 0.71| 10.8 7.7 1000 2 12 319 11| 3.5 0.0 3.5| 34.4 -1.0 33.4 33.4 0.55| 9.8 5.4 1500 15 12 325 9| 3.7 0.0 3.7| 36.0 -1.0 35.0 23.3 0.54| 9.4 5.1 2000 29 12 340 7| 2.8 0.9 3.7| 36.0 -4.3 31.7 15.9 0.34| 8.3 2.8 2500 35 12 347 6| 2.2 1.3 3.5| 36.3 -7.9 28.4 11.4 0.22| 7.5 1.7 3000 37 12 355 6| 1.9 1.9 3.7| 40.9 -7.9 33.0 11.0 0.25| 7.2 1.8 4000 39 13 4 7| 1.5 1.3 2.8| 45.8 -20.0 25.7 6.4 0.14| 6.8 1.0 5000 38 13 359 6| 1.2 1.2 2.4| 45.8 -37.8 7.9 1.6 -0.04| 7.0 -0.3 6000 35 12 348 6| 1.3 1.1 2.4| 81.7 -50.4 31.3 5.2 0.07| 7.5 0.5 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251229.11.gif