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 OMAA... Searching the city database file for: OMAA ... Date:0000Z 18 DEC 25 Station: OMAA WMO ident: 41217 Latitude: 24.43 Longitude: 54.65 Elevation: 27.00 ------------------------------------------------------------------------------- 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 1012 27 22.8 16.8 69 6.0 18.8 70 6 294.9 297.1 291.5 329.3 11.97 1 1000 129 23.0 17.0 69 6.0 19.0 65 11 296.1 298.4 292.1 331.5 12.28 2 994 182 23.4 16.4 65 7.0 18.7 74 11 297.1 299.2 292.1 331.4 11.88 3 973 368 22.0 17.0 73 5.0 18.7 105 10 297.5 299.8 292.8 334.0 12.62 4 925 806 20.2 10.2 53 10.0 14.0 180 7 300.0 301.5 290.2 324.9 8.47 5 924 815 20.2 10.2 53 10.0 14.0 180 7 300.1 301.6 290.3 325.1 8.48 6 850 1529 14.8 6.8 59 8.0 10.2 175 14 301.6 303.0 289.8 323.4 7.31 7 836 1669 13.6 7.6 67 6.0 10.0 180 15 301.8 303.3 290.3 325.2 7.85 8 826 1770 13.6 2.6 47 11.0 7.6 183 16 302.9 303.9 288.6 319.7 5.59 9 700 3138 3.2 2.1 92 1.1 2.6 230 27 306.0 307.2 290.4 325.4 6.37 10 688 3278 2.2 1.3 94 0.9 1.7 231 29 306.4 307.6 290.3 325.1 6.12 11 656 3661 -0.5 -5.4 69 4.9 -2.7 232 33 307.6 308.3 288.6 319.7 3.90 12 608 4262 -6.1 -7.1 93 1.0 -6.5 234 40 307.9 308.6 288.5 319.4 3.69 13 598 4392 -6.9 -9.1 84 2.2 -7.8 235 42 308.4 309.0 288.3 318.5 3.21 14 596 4418 -6.7 -10.0 77 3.3 -8.0 235 42 309.0 309.5 288.2 318.5 3.00 15 594 4444 -6.5 -12.5 62 6.0 -8.7 235 43 309.5 309.9 287.9 317.4 2.46 16 590 4498 -3.3 -47.3 2 44.0 -10.7 235 43 313.8 313.8 286.8 314.1 0.09 17 578 4660 -4.1 -47.1 2 43.0 -11.3 236 45 314.7 314.7 287.1 315.1 0.09 18 523 5442 -8.7 -54.7 1 46.0 -14.8 239 55 318.3 318.3 288.2 318.5 0.04 19 500 5790 -10.5 -48.5 3 38.0 -16.0 240 59 320.2 320.3 288.9 320.6 0.09 20 476 6166 -12.3 -33.3 16 21.0 -16.7 237 64 322.5 322.6 290.0 324.3 0.48 21 473 6215 -12.5 -26.5 30 14.0 -16.0 236 65 322.9 323.1 290.6 326.2 0.93 22 461 6410 -14.1 -19.1 66 5.0 -15.7 235 67 323.3 323.6 291.6 329.5 1.83 23 449 6609 -15.3 -22.3 55 7.0 -17.3 233 70 324.2 324.5 291.5 329.2 1.42 24 400 7470 -21.5 -26.4 65 4.9 -22.7 225 82 327.0 327.3 292.0 331.0 1.11 25 395 7563 -22.3 -28.3 58 6.0 -23.6 225 82 327.2 327.4 291.9 330.5 0.94 26 359 8256 -28.9 -30.1 89 1.2 -29.1 229 82 327.4 327.6 291.9 330.5 0.87 27 345 8539 -31.1 -34.1 75 3.0 -31.6 230 81 328.2 328.3 291.8 330.4 0.62 28 321 9048 -33.3 -45.3 29 12.0 -34.4 233 81 332.0 332.0 292.4 332.8 0.21 29 304 9428 -36.1 -48.1 28 12.0 -37.0 235 81 333.2 333.3 292.7 333.9 0.16 30 300 9520 -36.9 -47.9 31 11.0 -37.7 235 81 333.4 333.4 292.8 334.0 0.17 31 289 9777 -39.3 -47.3 42 8.0 -39.9 235 82 333.5 333.6 292.9 334.3 0.19 32 259 10516 -45.5 -56.5 28 11.0 -45.9 235 87 335.0 335.0 293.2 335.3 0.07 33 250 10750 -47.7 -56.7 35 9.0 -48.0 235 88 335.2 335.2 293.2 335.4 0.07 34 238 11074 -50.5 -58.5 38 8.0 -50.7 235 89 335.7 335.7 293.3 335.9 0.06 35 235 11157 -50.9 -60.9 30 10.0 -51.2 235 89 336.3 336.3 293.4 336.5 0.04 36 227 11382 -52.9 -58.9 48 6.0 -53.1 235 90 336.6 336.6 293.5 336.8 0.06 37 222 11526 -53.9 -63.9 28 10.0 -54.1 235 90 337.2 337.2 293.7 337.3 0.03 38 200 12190 -59.3 -61.7 74 2.4 -59.3 235 92 338.9 338.9 294.1 339.1 0.05 39 196 12316 -60.3 -62.0 80 1.7 -60.3 236 93 339.2 339.2 294.1 339.4 0.05 40 189 12541 -62.5 -64.8 74 2.3 -62.6 237 95 339.2 339.2 294.1 339.4 0.03 41 187 12607 -62.9 -67.1 57 4.2 -63.0 237 96 339.6 339.6 294.3 339.7 0.02 42 185 12673 -62.7 -70.7 33 8.0 -62.8 237 96 341.0 341.0 294.6 341.1 0.01 43 170 13193 -63.6 -76.3 16 12.7 -63.7 240 101 347.8 347.8 296.1 347.8 0.01 44 169 13229 -63.7 -76.7 15 13.0 -63.8 240 101 348.3 348.3 296.3 348.3 0.01 45 150 13950 -69.5 -78.5 26 9.0 -69.5 240 96 350.4 350.4 296.7 350.4 0.01 46 149 13989 -69.9 -77.9 30 8.0 -69.9 240 95 350.3 350.3 296.7 350.4 0.01 47 141 14317 -67.9 -82.9 10 15.0 -67.9 240 92 359.4 359.4 298.6 359.4 0.00 48 100 16350 -71.3 -87.3 8 16.0 -71.3 240 73 390.0 390.0 303.8 390.0 0.00 TRP 149 13989 -69.9 -77.9 30 8.0 -69.9 240 95 350.3 350.3 296.7 350.4 0.01 WND 170 13193 -63.6 -76.3 16 12.7 -63.7 240 101 347.8 347.8 296.1 347.8 0.01 Sounding variables and indices 1000-500 mb thick: 5661.00 m Freezing level: 661.93 mb = 3589.90 m = 11777.74 ft Wetbulb zero: 675.65 mb = 3423.58 m = 11232.08 ft Precipitable water: 1.25 inches Sfc-500 mean rel hum: 53.90 % Est. max temperature: 29.27 C = 84.68 F Sfc-Lift cond lev (LCL): 926.64 mb = 790.66 m = 2593.99 ft T: 20.26 C 700-500 lapse rate: 5.17 C/km ThetaE index: 9.12 C Layer 925.0- 924.0 mb Conv cond level (CCL): 802.13 mb = 2012.68 m = 6603.20 ft Mean mixing ratio: 10.87 g/kg Conv temperature: 31.34 C = 88.41 F Cap Strength: 3.05 C Lifted Index: 0.85 C Risk: Showers probable Lifted Index @300 mb: 3.51 C Lifted Index @700 mb: -1.04 C Showalter Index: 4.07 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 17.30 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 168.60 Risk: None Energy Index: -0.46 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 151.03 J/kg Max Up Vert Vel: 17.38 m/s Conv Inhibition (B-): 129.80 J/kg Cap Strength: 3.05 C Lift Cond Lev (LCL): 865.73 mb = 1372.26 m = 4502.13 ft Lev Free Conv (LFC): 730.73 mb = 2783.03 m = 9130.57 ft Equ Level (EL): 580.73 mb = 4622.87 m = 15166.70 ft B at Equ Level: 150.29 J/kg Max Parcel Lev (MPL): 360.73 mb = 8220.89 m = 26971.09 ft Wind level data Storm motion: 259 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 1012 27 70 6 -5.6 -2.1 | 77 28 -27.6 -6.1 1 1000 129 65 11 -10.0 -4.6 | 75 33 -32.0 -8.7 2 925 806 180 7 0.0 7.0 | 98 22 -22.0 2.9 3 850 1529 175 14 -1.2 13.9 | 113 25 -23.2 9.9 4 700 3138 230 27 20.7 17.4 | 174 13 -1.3 13.3 5 500 5790 240 59 51.1 29.5 | 229 39 29.1 25.4 6 400 7470 225 82 58.0 58.0 | 214 65 36.0 53.9 7 300 9520 235 81 66.4 46.5 | 226 61 44.4 42.4 8 250 10750 235 88 72.1 50.5 | 227 68 50.1 46.4 9 200 12190 235 92 75.4 52.8 | 228 72 53.4 48.7 10 170 13193 240 101 87.5 50.5 | 235 80 65.5 46.4 11 150 13950 240 96 83.1 48.0 | 234 75 61.2 43.9 12 149 13989 240 95 82.3 47.5 | 234 74 60.3 43.4 13 100 16350 240 73 63.2 36.5 | 232 52 41.2 32.4 Wind Parameters Mean winds (0-6000m): 229.5 at 29.8 knts Storm direction: 259.5 at 22.4 knts Shear (0-3000m) pos: 5.1 neg: 0.8 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 89.9 deg Storm rel helicity (0-3000m) pos: 239.0 neg: -11.6 tot: 227.3 m^2/s^2 ave: 75.8 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 6.1 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 0.80 Bulk Shear: 188.24 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 88 10 82 32| 8.2 0.0 8.2| 86.6 -11.6 75.0 150.0 0.53| 17.2 9.2 1000 118 9 90 30| 6.4 0.0 6.4|112.0 -11.6 100.3 100.3 0.51| 13.0 6.6 1500 150 10 99 27| 4.3 1.7 5.9|138.7 -11.6 127.1 84.7 0.57| 10.3 5.9 2000 166 11 105 26| 4.7 1.3 5.9|175.1 -11.6 163.5 81.7 0.63| 9.4 5.9 2500 180 13 112 24| 4.9 1.0 5.9|208.9 -11.6 197.3 78.9 0.66| 9.0 6.0 3000 195 15 120 21| 5.1 0.8 5.9|239.0 -11.6 227.3 75.8 0.69| 8.9 6.1 4000 213 19 136 17| 5.4 0.6 6.0|281.3 -11.6 269.6 67.4 0.71| 8.3 5.9 5000 223 24 158 15| 5.6 0.5 6.1|328.6 -11.6 316.9 63.4 0.69| 7.9 5.5 6000 229 30 183 15| 5.2 0.9 6.0|370.0 -26.0 344.0 57.3 0.62| 7.8 4.8 Wrote GIF file: /home/apache/climate/data/raob//OMAA/skewt/OMAA.skewt.20251218.00.gif