UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for OEAB... Searching the city database file for: OEAB ... Date:0000Z 18 DEC 25 Station: OEAB WMO ident: 41112 Latitude: 18.24 Longitude: 42.66 Elevation: 2090.00 ------------------------------------------------------------------------------- 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 92 1 925 797 2 850 1529 SFC 795 2090 11.4 8.8 84 2.6 9.8 170 8 303.8 305.5 291.9 330.7 8.98 4 760 2466 8.6 8.6 100 0.0 8.6 224 12 304.8 306.5 292.4 332.5 9.27 5 700 3144 3.8 3.0 95 0.8 3.4 225 26 306.7 308.0 291.0 327.4 6.80 6 690 3261 3.2 3.2 100 0.0 3.2 231 32 307.3 308.6 291.3 328.6 7.00 7 675 3439 2.2 0.8 90 1.4 1.5 239 36 308.1 309.2 290.7 326.6 6.02 8 674 3451 4.4 -6.6 45 11.0 -0.6 240 36 310.7 311.4 289.3 321.7 3.46 9 671 3487 7.0 -28.0 6 35.0 -3.3 241 36 314.0 314.1 287.4 316.0 0.57 10 618 4159 3.8 -34.2 4 38.0 -5.9 262 39 317.8 317.9 288.4 319.1 0.34 11 522 5503 -6.9 -43.9 3 37.0 -13.4 255 45 320.7 320.7 289.1 321.2 0.15 12 515 5609 -6.1 -32.1 11 26.0 -12.3 255 45 322.9 323.0 290.2 324.7 0.50 13 509 5701 -6.5 -28.5 16 22.0 -12.3 255 46 323.5 323.6 290.6 326.0 0.72 14 507 5731 -6.5 -17.5 41 11.0 -10.4 255 46 323.8 324.2 291.8 330.3 1.91 15 500 5840 -6.5 -21.5 29 15.0 -11.3 260 49 325.1 325.4 291.7 329.9 1.37 16 417 7229 -17.7 -26.7 45 9.0 -19.9 280 59 328.1 328.3 292.2 331.7 1.03 17 400 7540 -19.1 -31.1 34 12.0 -21.6 280 60 330.2 330.3 292.4 332.8 0.71 18 353 8460 -24.7 -46.7 11 22.0 -27.3 271 65 334.6 334.7 293.2 335.3 0.16 19 300 9620 -34.7 -53.7 13 19.0 -36.0 275 68 336.5 336.5 293.5 336.8 0.09 20 278 10145 -39.7 -54.7 19 15.0 -40.5 282 65 336.7 336.7 293.6 337.0 0.08 21 250 10860 -45.1 -61.1 15 16.0 -45.7 300 87 339.0 339.0 294.1 339.2 0.04 22 232 11356 -48.7 -67.7 9 19.0 -49.1 292 81 340.9 340.9 294.6 340.9 0.02 23 200 12320 -55.3 -73.3 9 18.0 -55.5 285 88 345.2 345.2 295.6 345.2 0.01 24 152 14020 -67.5 -76.9 25 9.4 -67.6 275 92 352.5 352.5 297.2 352.5 0.01 25 150 14100 -68.1 -77.1 26 9.0 -68.2 275 91 352.8 352.8 297.3 352.8 0.01 26 143 14386 -68.9 -79.9 19 11.0 -68.9 277 91 356.2 356.2 298.0 356.3 0.00 27 136 14687 -66.3 -81.3 10 15.0 -66.4 289 86 366.0 366.0 299.8 366.0 0.00 28 111 15892 -73.9 -87.9 10 14.0 -73.9 310 64 373.6 373.6 301.2 373.6 0.00 29 100 16500 -73.9 -88.9 8 15.0 -73.9 290 70 384.9 384.9 303.1 385.0 0.00 30 87 17304 -78.3 -91.3 10 13.0 -78.3 300 63 391.7 391.7 304.0 391.7 0.00 31 81 17712 -78.3 -90.3 13 12.0 -78.3 293 58 399.8 399.8 305.2 399.8 0.00 32 75 18158 -72.5 -87.5 9 15.0 -72.6 291 49 420.9 420.9 307.8 420.9 0.00 33 70 18560 -75.5 -89.5 9 14.0 -75.6 235 25 422.9 422.9 308.0 422.9 0.00 34 64 19075 -79.3 -91.3 12 12.0 -79.3 231 29 425.5 425.5 308.3 425.5 0.00 35 61 19351 -75.7 -90.7 8 15.0 -75.7 239 31 439.4 439.4 309.8 439.4 0.00 36 59 19549 -66.7 -86.7 4 20.0 -66.9 242 30 463.8 463.8 312.1 463.8 0.00 37 55 19977 -63.9 -87.9 2 24.0 -64.2 233 18 479.6 479.6 313.4 479.7 0.00 38 51 20439 -65.7 -90.7 2 25.0 -66.0 310 13 485.9 485.9 313.9 485.9 0.00 39 50 20560 -63.3 -90.3 1 27.0 -63.7 280 6 494.3 494.3 314.5 494.3 0.00 40 47 20940 -62.1 -90.1 1 28.0 -62.6 266 6 506.0 506.0 315.4 506.0 0.00 41 44 21345 -63.9 -90.9 1 27.0 -64.3 165 10 511.3 511.3 315.7 511.3 0.00 42 30 23710 -59.5 -90.5 1 31.0 -60.4 75 18 582.4 582.4 319.8 582.5 0.00 43 21 25968 -55.3 -88.3 1 33.0 -57.3 61 11 657.7 657.7 323.0 657.7 0.01 44 20 26280 -55.5 -88.5 1 33.0 -57.6 65 4 666.3 666.3 323.3 666.3 0.01 45 18 26949 -57.1 -89.1 1 32.0 -59.0 25 5 681.6 681.6 323.8 681.7 0.01 46 14 28558 -51.9 -86.9 1 35.0 -55.7 67 5 750.1 750.1 326.0 750.2 0.01 47 12 29550 -54.9 -87.9 1 33.0 -58.2 10 7 773.2 773.2 326.5 773.3 0.01 48 11 30108 -53.1 -87.1 1 34.0 -57.2 1 1 799.3 799.3 327.3 799.4 0.02 49 11 30108 -47.9 -84.9 1 37.0 -53.9 1 1 818.1 818.2 327.7 818.4 0.03 50 10 30740 -45.7 -83.7 1 38.0 -53.1 235 10 849.0 849.0 328.4 849.3 0.04 51 9.7 30943 -45.3 -83.3 1 38.0 -53.0 857.9 857.9 328.5 858.3 0.04 52 8.4 31898 -48.1 -85.1 1 37.0 -55.1 882.9 883.0 329.1 883.3 0.03 53 7.4 32746 -41.1 -82.1 0 41.0 -52.2 944.0 944.1 330.2 944.7 0.06 54 5.3 35032 -37.5 -79.5 0 42.0 -52.5 1054.7 1054.8 332.0 1056.4 0.14 55 4.6 36015 -35.3 -78.3 0 43.0 -52.5 1108.5 1108.7 332.8 1111.0 0.19 TRP 87 17304 -78.3 -91.3 10 13.0 -78.3 300 63 391.7 391.7 304.0 391.7 0.00 WND 152 14020 -67.5 -76.9 25 9.4 -67.6 275 92 352.5 352.5 297.2 352.5 0.01 Sounding variables and indices 1000-500 mb thick: 5748.00 m Freezing level: 583.91 mb = 4636.44 m = 15211.25 ft Wetbulb zero: 674.30 mb = 3446.97 m = 11308.82 ft Sfc-500 mean rel hum: 38.32 % Est. max temperature: 22.63 C = 72.74 F Sfc-Lift cond lev (LCL): 764.37 mb = 2418.32 m = 7934.02 ft T: 8.96 C 700-500 lapse rate: 3.82 C/km ThetaE index: 5.14 C Layer 700.0- 690.0 mb Conv cond level (CCL): 733.75 mb = 2755.93 m = 9041.65 ft Mean mixing ratio: 8.34 g/kg Conv temperature: 13.04 C = 55.47 F Cap Strength: 4.78 C Lifted Index: 4.55 C Risk: None Lifted Index @300 mb: 5.36 C Lifted Index @700 mb: -0.67 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.11 J/kg Max Up Vert Vel: 6.94 m/s Conv Inhibition (B-): 0.21 J/kg Cap Strength: 4.76 C Lift Cond Lev (LCL): 736.71 mb = 2722.76 m = 8932.82 ft Lev Free Conv (LFC): 721.71 mb = 2892.29 m = 9489.03 ft Equ Level (EL): 671.71 mb = 3478.37 m = 11411.84 ft B at Equ Level: 16.20 J/kg Max Parcel Lev (MPL): 661.71 mb = 3600.88 m = 11813.78 ft Wind level data Storm motion: 293 at 32 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 ---------------------------------------------------------- 0 795 2090 170 8 -1.4 7.9 | 123 37 -31.0 20.2 1 762 2438 225 11 7.8 7.8 | 133 30 -21.8 20.1 2 735 2743 210 21 10.5 18.2 | 148 36 -19.1 30.5 3 708 3048 230 26 19.9 16.7 | 162 31 -9.7 29.0 4 700 3144 225 26 18.4 18.4 | 160 33 -11.2 30.7 5 682 3353 235 36 29.5 20.6 | 180 33 -0.1 33.0 6 657 3658 250 37 34.8 12.7 | 192 26 5.2 25.0 7 632 3962 265 38 37.9 3.3 | 208 18 8.3 15.6 8 586 4572 255 41 39.6 10.6 | 204 25 10.0 22.9 9 503 5791 255 46 44.4 11.9 | 211 28 14.9 24.2 10 500 5840 260 49 48.3 8.5 | 222 28 18.7 20.8 11 483 6096 265 49 48.8 4.3 | 229 25 19.2 16.6 12 429 7010 280 59 58.1 -10.2 | 266 29 28.5 2.1 13 400 7540 280 60 59.1 -10.4 | 266 30 29.5 1.9 14 349 8534 270 66 66.0 -0.0 | 251 38 36.4 12.3 15 300 9620 275 68 67.7 -5.9 | 260 39 38.2 6.4 16 281 10058 280 63 62.0 -10.9 | 268 32 32.5 1.4 17 250 10860 300 87 75.3 -43.5 | 304 55 45.8 -31.2 18 246 10973 295 87 78.8 -36.8 | 296 55 49.3 -24.4 19 224 11582 290 77 72.4 -26.3 | 288 45 42.8 -14.0 20 200 12320 285 88 85.0 -22.8 | 281 56 55.4 -10.4 21 152 14020 275 92 91.6 -8.0 | 266 62 62.1 4.3 22 150 14100 275 91 90.7 -7.9 | 266 61 61.1 4.4 23 144 14326 275 92 91.6 -8.0 | 266 62 62.1 4.3 24 124 15240 310 77 59.0 -49.5 | 322 47 29.4 -37.2 25 106 16154 310 59 45.2 -37.9 | 329 30 15.6 -25.6 26 101 16459 285 56 54.1 -14.5 | 275 25 24.5 -2.2 27 100 16500 290 70 65.8 -23.9 | 288 38 36.2 -11.6 28 96 16764 290 70 65.8 -23.9 | 288 38 36.2 -11.6 29 87 17304 300 63 54.6 -31.5 | 308 31 25.0 -19.2 30 86 17374 295 66 59.8 -27.9 | 297 34 30.2 -15.6 31 73 18288 290 46 43.2 -15.7 | 284 14 13.6 -3.4 32 70 18560 235 25 20.5 14.3 | 161 28 -9.1 26.7 33 70 18593 235 24 19.7 13.8 | 159 28 -9.9 26.1 34 63 19202 230 30 23.0 19.3 | 168 32 -6.6 31.6 35 60 19507 245 32 29.0 13.5 | 179 26 -0.6 25.9 36 57 19812 230 21 16.1 13.5 | 152 29 -13.5 25.8 37 54 20117 235 16 13.1 9.2 | 143 27 -16.5 21.5 38 51 20422 315 14 9.9 -9.9 | 97 20 -19.7 2.4 39 50 20560 280 6 5.9 -1.0 | 115 26 -23.7 11.3 40 49 20726 315 12 8.5 -8.5 | 100 21 -21.1 3.8 41 46 21031 245 3 2.7 1.3 | 117 30 -26.9 13.6 42 44 21336 165 10 -2.6 9.7 | 124 39 -32.2 22.0 43 42 21641 175 10 -0.9 10.0 | 126 38 -30.5 22.3 44 38 22250 55 10 -8.2 -5.7 | 100 38 -37.8 6.6 45 36 22555 65 12 -10.9 -5.1 | 100 41 -40.5 7.3 46 34 22860 55 19 -15.6 -10.9 | 92 45 -45.1 1.4 47 33 23165 65 22 -19.9 -9.3 | 94 50 -49.5 3.0 48 30 23710 75 18 -17.4 -4.7 | 99 48 -47.0 7.7 49 30 23774 80 13 -12.8 -2.3 | 103 44 -42.4 10.1 50 28 24079 80 18 -17.7 -3.1 | 101 48 -47.3 9.2 51 25 24994 110 22 -20.7 7.5 | 112 54 -50.3 19.9 52 22 25603 110 13 -12.2 4.4 | 112 45 -41.8 16.8 53 21 25908 60 13 -11.3 -6.5 | 98 41 -40.8 5.8 54 20 26280 65 4 -3.6 -1.7 | 108 35 -33.2 10.6 55 19 26518 100 11 -10.8 1.9 | 109 43 -40.4 14.2 56 18 26822 35 3 -1.7 -2.5 | 108 33 -31.3 9.9 57 17 27432 350 10 1.7 -9.8 | 95 28 -27.8 2.5 58 16 27737 5 14 -1.2 -13.9 | 87 31 -30.8 -1.6 59 15 28042 10 17 -3.0 -16.7 | 82 33 -32.5 -4.4 60 15 28346 15 14 -3.6 -13.5 | 88 33 -33.2 -1.2 61 14 28651 85 2 -2.0 -0.2 | 111 34 -31.6 12.2 62 13 29261 15 11 -2.8 -10.6 | 93 32 -32.4 1.7 63 11 30175 0 0 -0.0 -0.0 | 113 32 -29.6 12.3 64 10 30740 235 10 8.2 5.7 | 130 28 -21.4 18.1 Wind Parameters Mean winds (0-6000m): 262.6 at 42.7 knts Storm direction: 292.6 at 32.0 knts Shear (0-3000m) pos: 6.8 neg: 1.2 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 84.1 deg Storm rel helicity (0-3000m) pos: 375.6 neg: -8.6 tot: 366.9 m^2/s^2 ave: 122.3 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 7.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.13 Bulk Shear: 183.84 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 ------------------------------------------------------------------------------- 500 210 11 132 33| 12.5 0.0 12.5| 91.0 0.0 91.0 182.1 0.75| 14.3 10.8 1000 216 16 142 32| 11.7 0.0 11.7|191.6 0.0 191.6 191.6 0.79| 14.2 11.2 1500 226 22 154 31| 12.3 0.0 12.3|321.6 0.0 321.6 214.4 0.82| 15.7 12.8 2000 238 26 164 27| 10.2 0.0 10.2|364.9 -1.0 364.0 182.0 0.76| 15.1 11.4 2500 244 29 172 25| 8.2 1.2 9.4|364.9 -8.6 356.3 142.5 0.67| 13.3 8.9 3000 247 31 177 25| 6.8 1.2 8.1|375.6 -8.6 366.9 122.3 0.67| 11.5 7.7 4000 250 35 188 24| 5.9 1.1 7.0|451.1 -8.6 442.5 110.6 0.70| 10.1 7.1 5000 257 39 202 23| 6.2 0.9 7.1|571.2 -8.6 562.6 112.5 0.75| 9.9 7.4 6000 263 43 216 22| 5.1 1.4 6.5|572.6 -49.5 523.1 87.2 0.65| 8.9 5.8 Wrote GIF file: /home/apache/climate/data/raob//OEAB/skewt/OEAB.skewt.20251218.00.gif