UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041823.upa.cvt Date: 2300Z 18 APR 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 18 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 24.6 22.3 87 2.3 23.0 85 4 297.2 300.2 295.8 346.6 17.07 1 1000 69 24.4 18.4 69 6.0 20.3 110 4 297.5 300.0 293.4 336.5 13.43 2 986 193 25.0 18.0 65 7.0 20.2 126 6 299.4 301.8 293.9 338.1 13.28 3 925 752 22.4 15.4 65 7.0 17.7 170 9 302.2 304.4 293.7 337.6 11.98 4 879 1194 20.6 10.6 53 10.0 14.3 141 11 304.8 306.5 292.3 332.3 9.17 5 850 1483 17.8 12.8 73 5.0 14.6 175 9 304.8 306.8 293.7 337.7 10.99 6 843 1554 17.0 13.0 77 4.0 14.4 170 10 304.7 306.8 293.9 338.2 11.24 7 755 2490 13.4 4.4 54 9.0 8.2 111 6 310.5 311.8 292.3 332.0 6.96 8 752 2524 13.4 2.4 47 11.0 7.2 109 6 310.9 312.0 291.6 329.7 6.06 9 700 3123 8.6 -1.4 49 10.0 3.4 100 5 312.0 312.9 291.0 327.5 4.93 10 677 3398 7.4 -4.6 42 12.0 1.5 150 7 313.7 314.4 290.7 326.4 4.01 11 656 3655 5.2 -5.8 45 11.0 -0.0 197 9 314.0 314.7 290.6 326.1 3.78 12 646 3781 6.8 -34.2 3 41.0 -4.0 220 10 317.2 317.3 288.2 318.4 0.33 13 635 3921 6.4 -41.6 2 48.0 -4.7 245 11 318.3 318.4 288.4 318.9 0.16 14 504 5777 -3.7 -35.7 6 32.0 -11.2 262 23 327.8 327.9 291.5 329.1 0.36 15 500 5840 -4.3 -24.3 19 20.0 -10.5 260 23 327.8 328.0 292.2 331.6 1.07 16 499 5856 -4.1 -38.1 5 34.0 -11.6 259 23 328.2 328.3 291.5 329.3 0.29 17 488 6031 -4.9 -20.9 27 16.0 -10.3 249 24 329.3 329.6 292.9 334.6 1.48 18 480 6161 -5.5 -41.5 4 36.0 -12.8 247 24 330.2 330.2 292.0 331.0 0.21 19 412 7337 -15.1 -43.1 7 28.0 -19.7 275 35 332.5 332.6 292.6 333.3 0.21 20 400 7560 -15.9 -37.9 13 22.0 -20.0 275 40 334.3 334.4 293.3 335.7 0.36 21 390 7750 -16.1 -46.1 6 30.0 -20.7 278 41 336.5 336.5 293.6 337.1 0.16 22 300 9670 -28.9 -58.9 4 30.0 -31.3 300 42 344.6 344.7 295.5 344.8 0.05 23 293 9839 -29.9 -59.9 4 30.0 -32.1 300 42 345.6 345.6 295.7 345.7 0.04 24 250 10950 -39.3 -56.3 15 17.0 -40.3 305 42 347.6 347.7 296.2 348.0 0.07 25 245 11088 -40.5 -54.5 21 14.0 -41.3 306 43 347.9 347.9 296.3 348.3 0.10 26 242 11172 -40.9 -54.9 21 14.0 -41.7 306 44 348.5 348.5 296.4 348.9 0.09 27 241 11200 -40.9 -46.9 52 6.0 -41.4 306 44 348.9 348.9 296.6 349.9 0.23 28 238 11285 -41.5 -51.5 33 10.0 -42.2 306 45 349.2 349.3 296.6 349.8 0.14 29 230 11516 -43.5 -49.5 51 6.0 -43.9 307 47 349.6 349.7 296.7 350.4 0.18 30 215 11965 -47.1 -56.1 35 9.0 -47.5 309 52 350.9 350.9 296.9 351.2 0.09 31 212 12058 -47.7 -55.7 39 8.0 -48.1 309 53 351.3 351.4 297.0 351.7 0.10 32 200 12440 -50.9 -56.9 49 6.0 -51.1 315 48 352.2 352.2 297.2 352.5 0.09 33 150 14240 -66.9 -73.9 37 7.0 -67.0 330 51 354.8 354.8 297.7 354.9 0.01 34 147 14362 -68.1 -73.1 49 5.0 -68.1 334 54 354.8 354.8 297.7 354.9 0.01 35 145 14444 -68.9 -74.9 42 6.0 -68.9 337 55 354.8 354.8 297.7 354.9 0.01 36 143 14528 -69.1 -78.1 26 9.0 -69.2 339 57 355.9 355.9 297.9 355.9 0.01 37 139 14697 -70.2 -79.7 24 9.5 -70.2 345 61 356.9 356.9 298.1 357.0 0.01 38 121 15513 -75.3 -87.3 14 12.0 -75.3 337 50 362.0 362.0 299.1 362.0 0.00 39 100 16610 -79.1 -89.1 18 10.0 -79.1 275 17 374.9 374.9 301.4 374.9 0.00 40 94 16959 -81.1 -90.1 20 9.0 -81.1 285 14 377.7 377.7 301.9 377.7 0.00 41 76 18163 -78.3 -90.3 13 12.0 -78.3 245 11 407.2 407.2 306.2 407.2 0.00 42 73 18395 -73.5 -89.5 7 16.0 -73.6 238 11 422.0 422.0 308.0 422.1 0.00 43 70 18640 -74.3 -90.3 7 16.0 -74.3 230 10 425.4 425.4 308.3 425.4 0.00 44 67 18895 -75.1 -90.1 8 15.0 -75.2 218 11 429.1 429.1 308.7 429.1 0.00 45 50 20630 -66.5 -90.5 2 24.0 -66.8 140 14 486.8 486.8 314.0 486.8 0.00 46 44 21410 -62.5 -89.5 1 27.0 -63.0 129 16 514.7 514.7 315.9 514.7 0.00 47 37 22470 -65.1 -90.1 2 25.0 -65.5 113 19 534.1 534.1 317.2 534.2 0.00 48 30 23760 -60.7 -89.7 1 29.0 -61.6 95 23 579.2 579.2 319.6 579.2 0.00 49 29 23971 -60.7 -89.7 1 29.0 -61.6 95 24 584.8 584.8 319.9 584.8 0.00 50 26 24662 -53.9 -86.9 1 33.0 -55.9 93 26 622.7 622.7 321.6 622.7 0.01 51 23 25451 -53.1 -86.1 1 33.0 -55.5 92 29 647.2 647.2 322.6 647.3 0.01 52 20 26350 -54.5 -86.5 1 32.0 -56.8 90 32 669.4 669.4 323.4 669.4 0.01 53 17 27408 -47.1 -84.1 1 37.0 -52.0 724.9 724.9 325.2 725.1 0.02 54 12 29749 -40.3 -81.3 0 41.0 -49.6 825.0 825.0 327.8 825.4 0.04 TRP 94 16959 -81.1 -90.1 20 9.0 -81.1 285 14 377.7 377.7 301.9 377.7 0.00 WND 139 14697 -70.2 -79.7 24 9.5 -70.2 345 61 356.9 356.9 298.1 357.0 0.01 Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 551.99 mb = 5097.39 m = 16723.52 ft Wetbulb zero: 656.13 mb = 3653.81 m = 11987.40 ft Precipitable water: 1.32 inches Sfc-500 mean rel hum: 38.00 % Est. max temperature: 32.25 C = 90.05 F Sfc-Lift cond lev (LCL): 974.17 mb = 298.56 m = 979.52 ft T: 24.51 C 700-500 lapse rate: 4.75 C/km ThetaE index: 19.84 C Layer 755.0- 635.0 mb Conv cond level (CCL): 747.12 mb = 2578.01 m = 8457.95 ft Mean mixing ratio: 12.67 g/kg Conv temperature: 38.46 C = 101.24 F Cap Strength: 4.02 C Lifted Index: 3.41 C Risk: None Lifted Index @300 mb: 6.47 C Lifted Index @700 mb: 1.61 C Showalter Index: 3.47 C Risk: None Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 17.10 C K Index: 24.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 194.60 Risk: None Energy Index: -1.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.18 J/kg Max Up Vert Vel: 5.51 m/s Conv Inhibition (B-): 40412.92 J/kg Cap Strength: 4.03 C Lift Cond Lev (LCL): 865.12 mb = 1331.31 m = 4367.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 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 1007 9 85 4 -4.0 -0.3 | 84 13 -13.1 -1.4 1 1000 69 110 4 -3.8 1.4 | 92 13 -12.9 0.3 2 940 610 180 11 0.0 11.0 | 138 14 -9.1 10.0 3 925 752 170 9 -1.6 8.9 | 126 13 -10.7 7.8 4 908 914 155 10 -4.2 9.1 | 121 16 -13.4 8.0 5 876 1219 140 11 -7.1 8.4 | 115 18 -16.2 7.4 6 850 1483 175 9 -0.8 9.0 | 129 13 -9.9 7.9 7 846 1524 175 10 -0.9 10.0 | 132 13 -10.0 8.9 8 816 1829 120 14 -12.1 7.0 | 106 22 -21.3 6.0 9 787 2134 125 10 -8.2 5.7 | 105 18 -17.3 4.7 10 732 2743 100 3 -3.0 0.5 | 88 12 -12.1 -0.5 11 700 3123 100 5 -4.9 0.9 | 89 14 -14.1 -0.2 12 631 3962 255 11 10.6 2.8 | 219 2 1.5 1.8 13 608 4267 270 11 11.0 -0.0 | 299 2 1.9 -1.0 14 585 4572 260 19 18.7 3.3 | 257 10 9.6 2.3 15 542 5182 280 23 22.7 -4.0 | 290 14 13.5 -5.0 16 500 5840 260 23 22.7 4.0 | 258 14 13.5 3.0 17 484 6096 245 24 21.8 10.1 | 234 16 12.6 9.1 18 430 7010 275 29 28.9 -2.5 | 280 20 19.8 -3.5 19 400 7560 275 40 39.8 -3.5 | 278 31 30.7 -4.5 20 365 8230 285 45 43.5 -11.6 | 290 37 34.3 -12.7 21 300 9670 300 42 36.4 -21.0 | 309 35 27.2 -22.0 22 284 10058 300 41 35.5 -20.5 | 309 34 26.4 -21.5 23 250 10950 305 42 34.4 -24.1 | 315 36 25.3 -25.1 24 208 12192 310 54 41.4 -34.7 | 318 48 32.2 -35.7 25 200 12440 315 48 33.9 -33.9 | 325 43 24.8 -35.0 26 163 13716 320 45 28.9 -34.5 | 331 41 19.8 -35.5 27 150 14240 330 51 25.5 -44.2 | 340 48 16.4 -45.2 28 139 14697 345 61 15.8 -58.9 | 354 60 6.7 -59.9 29 133 14935 345 61 15.8 -58.9 | 354 60 6.7 -59.9 30 127 15240 345 55 14.2 -53.1 | 355 54 5.1 -54.1 31 103 16459 310 30 23.0 -19.3 | 326 25 13.8 -20.3 32 100 16610 275 17 16.9 -1.5 | 288 8 7.8 -2.5 33 97 16764 275 17 16.9 -1.5 | 288 8 7.8 -2.5 34 94 16959 285 14 13.5 -3.6 | 317 6 4.4 -4.6 35 70 18640 230 10 7.7 6.4 | 165 6 -1.5 5.4 36 50 20630 140 14 -9.0 10.7 | 118 21 -18.1 9.7 37 30 23760 95 23 -22.9 2.0 | 92 32 -32.1 1.0 38 20 26350 90 32 -32.0 0.0 | 89 41 -41.1 -1.0 Wind Parameters Mean winds (0-6000m): 233.6 at 12.3 knts Storm direction: 263.6 at 9.2 knts Shear (0-3000m) pos: 2.1 neg: 1.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 4.9 deg Storm rel helicity (0-3000m) pos: 65.3 neg: -81.5 tot: -16.2 m^2/s^2 ave: -5.4 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 8.7 stream: -0.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.63 Bulk Shear: 24.11 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 ------------------------------------------------------------------------------- 500 147 6 109 13| 10.2 0.0 10.2| 38.0 0.0 38.0 76.0 0.98| 10.9 10.6 1000 162 8 120 13| 5.1 1.5 6.6| 47.5 -16.7 30.7 30.7 0.44| 9.8 4.4 1500 158 9 120 14| 4.1 1.0 5.2| 64.6 -22.6 42.1 28.0 0.42| 9.4 3.9 2000 151 10 118 16| 3.1 3.2 6.3| 64.6 -61.6 3.0 1.5 0.08| 10.5 0.9 2500 145 10 115 16| 2.5 2.3 4.8| 64.6 -76.9 -12.3 -4.9 -0.00| 9.8 -0.0 3000 142 9 112 16| 2.1 1.9 4.0| 65.3 -81.5 -16.2 -5.4 -0.02| 8.7 -0.2 4000 150 8 115 15| 3.1 1.5 4.6|113.5 -81.5 32.1 8.0 0.23| 9.6 2.2 5000 194 10 143 11| 3.4 1.2 4.6|128.2 -84.8 43.4 8.7 0.24| 9.3 2.2 6000 234 12 187 6| 2.8 0.5 3.4|134.3-128.1 6.2 1.0 0.11| 9.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20250418.23.gif