UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for OMAA... Searching the city database file for: OMAA ... Date:1200Z 28 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 1008 27 27.2 10.2 34 17.0 16.7 160 12 299.7 301.1 289.5 322.6 7.77 1 1000 97 25.8 10.8 39 15.0 16.5 170 10 299.0 300.4 289.6 322.9 8.15 2 970 364 22.8 9.8 44 13.0 14.9 172 11 298.5 300.0 289.2 321.6 7.86 3 925 775 18.8 9.8 56 9.0 13.3 175 13 298.5 300.0 289.6 322.7 8.24 4 850 1493 12.2 7.2 71 5.0 9.3 175 12 298.9 300.3 289.0 321.0 7.51 5 836 1632 10.8 6.5 75 4.3 8.3 180 13 298.9 300.2 288.8 320.3 7.28 6 828 1712 10.6 1.6 54 9.0 5.9 183 14 299.5 300.4 287.1 315.0 5.19 7 825 1742 12.0 -12.0 17 24.0 2.4 184 14 301.3 301.6 284.2 307.1 1.84 8 814 1854 12.8 -27.2 4 40.0 0.8 188 15 303.3 303.4 283.4 305.0 0.50 9 700 3101 4.8 -34.2 4 39.0 -4.7 235 25 307.8 307.9 284.9 308.9 0.30 10 692 3195 4.2 -29.8 6 34.0 -4.8 236 27 308.1 308.2 285.2 309.8 0.47 11 683 3301 3.2 -12.8 30 16.0 -3.0 237 28 308.2 308.6 287.1 314.9 2.09 12 676 3384 2.6 -21.4 15 24.0 -5.0 238 30 308.4 308.6 285.9 311.8 1.02 13 642 3799 -0.9 -8.9 55 8.0 -4.3 243 37 309.0 309.6 288.3 318.6 3.04 14 625 4013 -2.3 -13.3 43 11.0 -6.4 245 40 309.8 310.2 287.7 316.9 2.19 15 593 4428 -5.9 -6.6 95 0.7 -6.2 250 47 310.3 311.1 289.6 322.7 3.93 16 581 4589 -5.1 -25.1 19 20.0 -10.5 252 50 313.1 313.2 287.4 316.0 0.86 17 573 4698 -4.7 -40.7 4 36.0 -11.5 253 52 314.8 314.8 287.2 315.5 0.19 18 525 5382 -8.5 -20.5 37 12.0 -12.2 261 63 318.2 318.5 289.7 323.0 1.42 19 507 5653 -9.1 -25.1 26 16.0 -13.5 264 68 320.7 320.9 290.0 324.1 0.98 20 500 5760 -10.1 -22.1 37 12.0 -13.6 265 70 320.7 321.0 290.3 325.2 1.30 21 486 5977 -12.1 -20.1 51 8.0 -14.5 265 71 320.9 321.2 290.6 326.3 1.59 22 451 6542 -16.9 -22.9 60 6.0 -18.5 265 75 321.8 322.1 290.7 326.4 1.34 23 414 7177 -20.7 -43.7 11 23.0 -23.8 265 79 324.9 324.9 290.5 325.6 0.19 24 400 7430 -22.9 -42.9 14 20.0 -25.5 265 81 325.2 325.3 290.6 326.1 0.22 25 377 7860 -26.7 -44.7 17 18.0 -28.7 267 89 325.8 325.8 290.7 326.5 0.19 26 325 8916 -33.3 -60.3 5 27.0 -34.8 272 108 330.8 330.8 292.0 330.9 0.03 27 312 9202 -32.9 -59.9 5 27.0 -34.6 274 113 335.2 335.2 293.2 335.4 0.04 28 300 9480 -29.7 -65.7 2 36.0 -32.0 275 118 343.5 343.5 295.2 343.6 0.02 29 295 9600 -28.9 -65.9 2 37.0 -31.4 275 119 346.3 346.3 295.8 346.4 0.02 30 263 10409 -35.3 -64.0 4 28.7 -36.8 275 128 348.5 348.5 296.3 348.6 0.03 31 250 10760 -38.1 -63.1 6 25.0 -39.4 275 126 349.4 349.4 296.5 349.6 0.03 32 208 11994 -49.9 -66.9 12 17.0 -50.3 271 126 349.8 349.8 296.6 349.9 0.02 33 200 12250 -51.5 -71.5 7 20.0 -51.9 270 126 351.2 351.2 296.9 351.3 0.01 34 159 13702 -63.5 -77.5 13 14.0 -63.6 274 110 354.7 354.7 297.7 354.8 0.01 35 150 14060 -64.3 -82.3 7 18.0 -64.4 275 106 359.3 359.3 298.5 359.3 0.00 36 100 16460 -75.1 -90.1 8 15.0 -75.2 265 77 382.6 382.6 302.6 382.6 0.00 TRP WND 263 10409 -35.3 -64.0 4 28.7 -36.8 275 128 348.5 348.5 296.3 348.6 0.03 Sounding variables and indices 1000-500 mb thick: 5663.00 m Freezing level: 650.74 mb = 3692.71 m = 12115.06 ft Wetbulb zero: 796.61 mb = 2032.61 m = 6668.58 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 34.16 % Est. max temperature: 26.42 C = 79.56 F Sfc-Lift cond lev (LCL): 785.58 mb = 2147.83 m = 7046.58 ft T: 10.92 C 700-500 lapse rate: 5.60 C/km ThetaE index: 17.71 C Layer 850.0- 700.0 mb Conv cond level (CCL): 710.46 mb = 2978.37 m = 9771.45 ft Mean mixing ratio: 8.05 g/kg Conv temperature: 34.91 C = 94.84 F Cap Strength: 5.29 C Lifted Index: 5.06 C Risk: None Lifted Index @300 mb: 15.63 C Lifted Index @700 mb: 3.43 C Showalter Index: 5.70 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 17.30 C K Index: -9.50 Risk: None Sweat Index: 180.40 Risk: None Energy Index: 0.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.72 J/kg Max Up Vert Vel: 1.85 m/s Conv Inhibition (B-): 7791.23 J/kg Cap Strength: 5.18 C Lift Cond Lev (LCL): 803.29 mb = 1963.66 m = 6442.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 24 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 1008 27 160 12 -4.1 11.3 | 116 32 -28.4 14.2 1 1000 97 170 10 -1.7 9.8 | 116 29 -26.0 12.7 2 925 775 175 13 -1.1 13.0 | 122 30 -25.4 15.8 3 850 1493 175 12 -1.0 12.0 | 120 29 -25.3 14.8 4 700 3101 235 25 20.5 14.3 | 168 18 -3.8 17.2 5 500 5760 265 70 69.7 6.1 | 259 46 45.5 9.0 6 400 7430 265 81 80.7 7.1 | 260 57 56.4 9.9 7 300 9480 275 118 117.6 -10.3 | 275 94 93.3 -7.4 8 263 10409 275 128 127.5 -11.2 | 275 104 103.2 -8.3 9 250 10760 275 126 125.5 -11.0 | 275 102 101.2 -8.1 10 200 12250 270 126 126.0 -0.0 | 268 102 101.7 2.9 11 150 14060 275 106 105.6 -9.2 | 274 82 81.3 -6.4 12 100 16460 265 77 76.7 6.7 | 260 53 52.4 9.6 Wind Parameters Mean winds (0-6000m): 246.8 at 32.6 knts Storm direction: 276.8 at 24.5 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 47.9 deg Storm rel helicity (0-3000m) pos: 146.9 neg: -6.1 tot: 140.9 m^2/s^2 ave: 47.0 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 133.72 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 ------------------------------------------------------------------------------- 500 171 11 118 29| 2.8 0.0 2.8| 13.7 -0.8 12.9 25.8 0.36| 4.7 1.7 1000 173 12 120 30| 1.7 0.0 1.7| 22.0 -2.5 19.5 19.5 0.42| 3.1 1.3 1500 174 12 120 30| 1.2 0.0 1.2| 24.4 -6.1 18.3 12.2 0.34| 2.3 0.8 2000 177 13 122 29| 2.4 0.0 2.4| 68.5 -6.1 62.4 31.2 0.63| 3.3 2.1 2500 186 14 126 28| 3.4 0.0 3.4|110.6 -6.1 104.5 41.8 0.71| 4.2 3.0 3000 198 15 131 26| 4.1 0.0 4.1|146.9 -6.1 140.9 47.0 0.73| 4.9 3.6 4000 217 19 145 22| 5.3 0.0 5.3|233.8 -6.1 227.8 56.9 0.81| 6.0 4.8 5000 234 25 168 18| 6.2 0.0 6.2|351.7 -6.1 345.6 69.1 0.80| 6.8 5.4 6000 247 33 200 17| 6.5 0.0 6.5|474.6 -6.1 468.5 78.1 0.77| 7.1 5.5 Wrote GIF file: /home/apache/climate/data/raob//OMAA/skewt/OMAA.skewt.20251228.12.gif