UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for OIMB... Searching the city database file for: OIMB ... Date:1200Z 30 DEC 25 Station: OIMB WMO ident: 40809 Latitude: 32.87 Longitude: 59.20 Elevation: 1491.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 26 1 925 694 2 850 1407 SFC 840 1491 10.8 -1.2 43 12.0 4.9 280 12 298.5 299.2 285.7 311.0 4.17 4 835 1541 10.0 -3.0 40 13.0 3.9 278 12 298.1 298.8 285.0 309.2 3.67 5 700 2988 -3.1 -8.1 68 5.0 -5.1 225 18 299.1 299.6 284.6 308.1 2.96 6 693 3067 -3.9 -8.9 68 5.0 -5.8 226 19 299.0 299.5 284.4 307.6 2.81 7 592 4291 -12.7 -34.7 14 22.0 -16.4 237 27 302.6 302.6 282.9 303.7 0.34 8 586 4368 -12.5 -36.5 12 24.0 -16.4 238 28 303.7 303.7 283.2 304.7 0.29 9 500 5560 -21.5 -47.5 8 26.0 -24.1 250 37 306.8 306.8 284.2 307.2 0.10 10 400 7160 -34.1 -57.1 8 23.0 -35.3 245 47 310.7 310.7 285.6 310.8 0.04 11 300 9140 -43.3 -76.3 1 33.0 -44.0 250 74 324.3 324.3 290.1 324.3 0.00 12 256 10194 -48.3 -80.3 1 32.0 -48.8 263 77 332.0 332.0 292.3 332.0 0.00 13 250 10350 -48.3 -80.3 1 32.0 -48.8 265 77 334.3 334.3 292.9 334.3 0.00 14 248 10403 -48.3 -80.3 1 32.0 -48.8 265 78 335.0 335.0 293.1 335.0 0.00 15 242 10565 -47.7 -79.7 1 32.0 -48.2 264 82 338.3 338.3 293.9 338.3 0.00 16 236 10731 -48.1 -80.1 1 32.0 -48.6 264 85 340.1 340.1 294.3 340.1 0.00 17 230 10901 -47.3 -80.3 1 33.0 -47.9 263 89 343.8 343.8 295.3 343.9 0.00 18 212 11443 -46.1 -79.1 1 33.0 -46.8 261 101 353.8 353.8 297.4 353.8 0.00 19 200 11830 -47.5 -79.5 1 32.0 -48.1 260 109 357.6 357.6 298.2 357.6 0.00 20 193 12066 -48.5 -80.5 1 32.0 -49.1 259 109 359.6 359.6 298.6 359.6 0.00 21 188 12239 -48.1 -80.1 1 32.0 -48.7 259 109 363.0 363.0 299.3 363.0 0.00 22 150 13710 -54.7 -84.7 1 30.0 -55.1 255 111 375.8 375.8 301.6 375.8 0.00 23 104 16001 -65.7 -92.7 1 27.0 -65.8 255 76 396.3 396.3 304.7 396.3 0.00 24 100 16240 -65.5 -92.5 1 27.0 -65.7 255 72 401.2 401.2 305.3 401.2 0.00 25 96 16488 -66.7 -93.7 1 27.0 -66.8 255 72 403.5 403.5 305.7 403.5 0.00 26 95 16551 -66.4 -93.4 1 27.1 -66.5 255 78 405.4 405.4 305.9 405.4 0.00 27 84 17305 -62.3 -90.3 1 28.0 -62.6 265 59 428.2 428.2 308.6 428.2 0.00 28 70 18430 -62.9 -89.9 1 27.0 -63.2 280 30 449.8 449.8 310.8 449.8 0.00 29 57 19688 -66.5 -92.5 1 26.0 -66.7 256 26 468.9 468.9 312.5 468.9 0.00 30 50 20490 -63.1 -90.1 1 27.0 -63.5 240 24 494.8 494.8 314.6 494.8 0.00 31 43 21442 -53.5 -83.5 1 30.0 -54.9 250 25 540.2 540.2 317.5 540.3 0.01 32 36 22576 -58.3 -85.3 2 27.0 -59.2 263 27 555.9 555.9 318.4 556.0 0.01 33 30 23740 -53.3 -82.3 2 29.0 -55.2 275 28 599.3 599.3 320.6 599.4 0.02 34 25 24909 -55.1 -83.1 2 28.0 -56.9 266 29 626.2 626.3 321.7 626.4 0.02 35 20 26350 -50.3 -79.3 2 29.0 -53.7 255 30 682.2 682.2 323.9 682.5 0.04 36 18 27040 -49.1 -79.1 2 30.0 -53.1 706.9 706.9 324.7 707.2 0.04 37 14 28684 -50.3 -78.3 2 28.0 -54.6 755.5 755.5 326.1 756.0 0.06 38 13 29169 -49.7 -78.7 2 29.0 -54.4 773.7 773.8 326.6 774.3 0.06 TRP 96 16488 -66.7 -93.7 1 27.0 -66.8 255 72 403.5 403.5 305.7 403.5 0.00 WND 95 16551 -66.4 -93.4 1 27.1 -66.5 255 78 405.4 405.4 305.9 405.4 0.00 Sounding variables and indices 1000-500 mb thick: 5534.00 m Freezing level: 731.95 mb = 2645.64 m = 8679.81 ft Wetbulb zero: 776.47 mb = 2137.48 m = 7012.65 ft Sfc-500 mean rel hum: 35.86 % Est. max temperature: 11.43 C = 52.57 F Sfc-Lift cond lev (LCL): 699.49 mb = 2993.78 m = 9821.98 ft T: -3.16 C 700-500 lapse rate: 7.15 C/km ThetaE index: 7.21 C Layer 835.0- 586.0 mb Conv cond level (CCL): 655.12 mb = 3503.84 m = 11495.39 ft Mean mixing ratio: 3.44 g/kg Conv temperature: 12.57 C = 54.62 F Cap Strength: 1.48 C Lifted Index: 1.51 C Risk: Showers probable Lifted Index @300 mb: 11.17 C Lifted Index @700 mb: 0.52 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.29 J/kg Max Up Vert Vel: 0.76 m/s Conv Inhibition (B-): 43551.71 J/kg Cap Strength: 1.53 C Lift Cond Lev (LCL): 672.25 mb = 3303.49 m = 10838.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 22 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 ---------------------------------------------------------- 0 840 1491 280 12 11.8 -2.1 | 89 11 -10.5 -0.2 1 700 2988 225 18 12.7 12.7 | 147 18 -9.6 14.6 2 500 5560 250 37 34.8 12.7 | 220 19 12.4 14.6 3 400 7160 245 47 42.6 19.9 | 223 30 20.3 21.8 4 300 9140 250 74 69.5 25.3 | 240 54 47.2 27.2 5 250 10350 265 77 76.7 6.7 | 261 55 54.4 8.6 6 200 11830 260 109 107.3 18.9 | 256 88 85.0 20.8 7 150 13710 255 111 107.2 28.7 | 250 90 84.9 30.6 8 100 16240 255 72 69.5 18.6 | 246 51 47.2 20.5 9 96 16488 255 72 69.5 18.6 | 246 51 47.2 20.5 10 95 16551 255 78 75.3 20.2 | 247 57 53.0 22.1 11 70 18430 280 30 29.5 -5.2 | 295 8 7.2 -3.3 12 50 20490 240 24 20.8 12.0 | 174 14 -1.6 13.9 13 30 23740 275 28 27.9 -2.4 | 276 6 5.5 -0.5 14 20 26350 255 30 29.0 7.8 | 214 12 6.6 9.7 Wind Parameters Mean winds (0-6000m): 244.9 at 29.9 knts Storm direction: 274.9 at 22.4 knts Shear (0-3000m) pos: 2.1 neg: 2.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 100.4 deg Storm rel helicity (0-3000m) pos: 86.3 neg: 0.0 tot: 86.3 m^2/s^2 ave: 28.8 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 45.03 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 ------------------------------------------------------------------------------- 500 265 13 107 10| 0.0 4.7 4.7| 11.0 0.0 11.0 22.1 0.94| 4.8 4.5 1000 256 14 120 10| 0.0 4.9 4.9| 22.7 0.0 22.7 22.7 0.87| 5.1 4.4 1500 247 15 133 12| 0.0 5.1 5.1| 30.3 0.0 30.3 20.2 0.68| 5.4 3.6 2000 241 16 140 13| 1.0 3.8 4.9| 48.5 0.0 48.5 24.3 0.74| 5.1 3.8 2500 238 18 147 13| 1.7 3.1 4.7| 67.1 0.0 67.1 26.8 0.79| 4.9 3.9 3000 239 19 154 13| 2.1 2.5 4.7| 86.3 0.0 86.3 28.8 0.82| 4.8 4.0 4000 242 23 171 13| 2.8 1.9 4.7|128.5 0.0 128.5 32.1 0.86| 4.8 4.1 5000 245 26 186 13| 2.2 2.0 4.2|136.3 0.0 136.3 27.3 0.76| 4.6 3.5 6000 245 30 198 15| 2.3 1.9 4.2|156.1 0.0 156.1 26.0 0.68| 4.6 3.1 Wrote GIF file: /home/apache/climate/data/raob//OIMB/skewt/OIMB.skewt.20251230.12.gif