UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for OMAA... Searching the city database file for: OMAA ... Date:1200Z 16 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 1009 27 25.4 13.4 47 12.0 17.7 200 5 297.8 299.5 290.5 325.8 9.61 1 1000 104 24.6 13.6 50 11.0 17.5 165 4 297.8 299.5 290.7 326.4 9.83 2 925 780 18.0 12.0 68 6.0 14.3 180 4 297.7 299.4 290.5 325.6 9.56 3 856 1437 11.6 11.0 96 0.6 11.2 148 18 297.7 299.5 290.5 325.9 9.67 4 850 1496 11.2 10.4 95 0.8 10.7 145 19 297.9 299.6 290.3 325.2 9.36 5 848 1516 10.8 10.6 99 0.2 10.7 146 19 297.7 299.4 290.4 325.3 9.51 6 811 1887 9.0 6.1 82 2.9 7.3 163 20 299.6 300.9 289.1 321.1 7.30 7 800 2000 11.6 -8.4 24 20.0 2.9 168 21 303.5 304.0 285.8 311.4 2.53 8 794 2064 12.0 -14.0 15 26.0 1.8 171 21 304.6 304.9 285.2 309.8 1.63 9 767 2353 12.2 -2.8 35 15.0 4.7 185 22 307.8 308.6 288.9 320.5 4.05 10 757 2463 11.4 0.4 47 11.0 5.5 190 22 308.1 309.1 290.0 324.2 5.21 11 700 3111 5.6 -1.4 61 7.0 2.1 220 24 308.7 309.6 290.0 324.0 4.93 12 666 3516 2.0 -2.5 72 4.5 -0.2 222 30 309.1 310.0 289.9 323.9 4.78 13 643 3799 0.0 -6.0 64 6.0 -2.7 224 34 309.9 310.6 289.3 321.9 3.80 14 622 4065 -2.3 -4.8 83 2.5 -3.4 225 38 310.2 311.1 289.9 323.7 4.31 15 605 4285 -3.7 -9.7 63 6.0 -6.1 227 41 311.1 311.7 289.0 320.8 3.03 16 596 4403 -4.3 -4.4 99 0.1 -4.4 227 43 311.7 312.6 290.6 326.3 4.63 17 581 4604 -5.5 -5.5 100 0.0 -5.5 228 46 312.6 313.4 290.7 326.4 4.37 18 530 5319 -11.1 -11.3 98 0.2 -11.2 232 57 314.2 314.8 290.0 324.0 3.04 19 521 5451 -8.7 -33.7 11 25.0 -14.0 233 59 318.7 318.7 288.8 320.2 0.43 20 518 5496 -8.5 -36.5 8 28.0 -14.2 233 60 319.4 319.5 288.9 320.6 0.32 21 500 5770 -10.5 -35.5 11 25.0 -15.5 235 64 320.2 320.3 289.2 321.6 0.37 22 462 6373 -13.7 -49.7 3 36.0 -18.6 239 70 323.6 323.6 289.9 323.9 0.09 23 400 7450 -21.5 -41.5 15 20.0 -24.3 245 81 327.0 327.1 291.2 328.0 0.25 24 381 7807 -23.9 -35.9 32 12.0 -25.8 243 82 328.5 328.6 291.7 330.2 0.47 25 337 8689 -31.5 -53.5 10 22.0 -33.1 239 85 329.8 329.8 291.7 330.1 0.08 26 300 9500 -38.5 -48.5 34 10.0 -39.2 235 88 331.1 331.1 292.2 331.7 0.16 27 290 9731 -40.7 -49.7 37 9.0 -41.2 238 88 331.2 331.2 292.2 331.8 0.14 28 284 9873 -41.9 -60.9 11 19.0 -42.6 240 89 331.5 331.5 292.2 331.6 0.04 29 250 10720 -49.1 -56.1 44 7.0 -49.3 250 90 333.1 333.1 292.6 333.4 0.08 30 241 10960 -51.3 -57.3 49 6.0 -51.5 248 92 333.3 333.3 292.7 333.6 0.07 31 237 11068 -51.9 -57.9 48 6.0 -52.1 246 93 334.0 334.0 292.9 334.2 0.06 32 225 11404 -53.3 -63.3 29 10.0 -53.5 243 95 336.8 336.8 293.6 337.0 0.03 33 205 12002 -55.1 -74.1 8 19.0 -55.4 237 100 343.1 343.1 295.1 343.1 0.01 34 201 12128 -54.7 -72.7 9 18.0 -54.9 235 101 345.7 345.7 295.7 345.7 0.01 35 200 12160 -54.9 -72.9 9 18.0 -55.2 235 101 345.8 345.8 295.7 345.9 0.01 36 170 13174 -63.0 -75.6 17 12.7 -63.1 245 108 348.9 348.9 296.4 348.9 0.01 37 152 13851 -68.5 -77.5 26 9.0 -68.5 254 87 350.8 350.8 296.8 350.8 0.01 38 150 13930 -68.7 -78.7 22 10.0 -68.8 255 85 351.7 351.7 297.0 351.8 0.01 39 142 14259 -69.7 -80.7 19 11.0 -69.8 248 87 355.6 355.6 297.8 355.6 0.00 40 123 15111 -72.9 -84.9 15 12.0 -72.9 230 94 364.6 364.6 299.6 364.6 0.00 41 108 15891 -64.7 -86.7 3 22.0 -64.8 236 73 394.0 394.0 304.3 394.0 0.00 42 100 16360 -66.9 -86.9 4 20.0 -67.0 240 60 398.5 398.5 305.0 398.5 0.00 TRP 123 15111 -72.9 -84.9 15 12.0 -72.9 230 94 364.6 364.6 299.6 364.6 0.00 WND 170 13174 -63.0 -75.6 17 12.7 -63.1 245 108 348.9 348.9 296.4 348.9 0.01 Sounding variables and indices 1000-500 mb thick: 5666.00 m Freezing level: 643.00 mb = 3799.39 m = 12465.04 ft Wetbulb zero: 669.19 mb = 3477.33 m = 11408.43 ft Precipitable water: 1.24 inches Sfc-500 mean rel hum: 67.18 % Est. max temperature: 25.32 C = 77.57 F Sfc-Lift cond lev (LCL): 846.08 mb = 1534.54 m = 5034.51 ft T: 10.71 C 700-500 lapse rate: 6.05 C/km ThetaE index: 15.52 C Layer 811.0- 767.0 mb Conv cond level (CCL): 848.38 mb = 1511.98 m = 4960.50 ft Mean mixing ratio: 9.68 g/kg Conv temperature: 25.31 C = 77.57 F Cap Strength: 5.47 C Lifted Index: 2.72 C Risk: None Lifted Index @300 mb: 4.43 C Lifted Index @700 mb: 2.80 C Showalter Index: 3.13 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.90 C K Index: 25.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 376.80 Risk: Showers and thunderstorms possible Energy Index: -0.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.25 J/kg Max Up Vert Vel: 4.30 m/s Conv Inhibition (B-): 0.22 J/kg Cap Strength: 5.37 C Lift Cond Lev (LCL): 848.15 mb = 1514.21 m = 4967.83 ft Lev Free Conv (LFC): 843.15 mb = 1563.40 m = 5129.19 ft Equ Level (EL): 813.15 mb = 1864.75 m = 6117.86 ft B at Equ Level: -0.02 J/kg Max Parcel Lev (MPL): 813.15 mb = 1864.75 m = 6117.86 ft Wind level data Storm motion: 251 at 23 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 1009 27 200 5 1.7 4.7 | 82 20 -19.9 -2.7 1 1000 104 165 4 -1.0 3.9 | 81 23 -22.7 -3.5 2 925 780 180 4 0.0 4.0 | 81 22 -21.6 -3.4 3 850 1496 145 19 -10.9 15.6 | 104 34 -32.5 8.2 4 700 3111 220 24 15.4 18.4 | 151 13 -6.2 11.0 5 500 5770 235 64 52.4 36.7 | 226 43 30.8 29.4 6 400 7450 245 81 73.4 34.2 | 243 58 51.8 26.9 7 300 9500 235 88 72.1 50.5 | 229 66 50.5 43.1 8 250 10720 250 90 84.6 30.8 | 250 67 62.9 23.4 9 200 12160 235 101 82.7 57.9 | 230 79 61.1 50.6 10 170 13174 245 108 97.9 45.6 | 243 85 76.3 38.3 11 150 13930 255 85 82.1 22.0 | 256 62 60.5 14.6 12 123 15111 230 94 72.0 60.4 | 224 73 50.4 53.1 13 100 16360 240 60 52.0 30.0 | 233 38 30.3 22.6 Wind Parameters Mean winds (0-6000m): 221.2 at 30.5 knts Storm direction: 251.2 at 22.8 knts Shear (0-3000m) pos: 4.2 neg: 2.8 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 64.7 deg Storm rel helicity (0-3000m) pos: 185.8 neg: -2.6 tot: 183.1 m^2/s^2 ave: 61.0 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.09 Bulk Shear: 103.42 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 ------------------------------------------------------------------------------- 500 172 4 82 22| 0.0 2.3 2.3| 0.1 -2.5 -2.4 -4.7 -0.12| 3.6 -0.4 1000 173 5 83 22| 0.0 2.9 2.9| 29.8 -2.6 27.1 27.1 0.50| 4.7 2.3 1500 156 8 90 25| 0.0 5.7 5.7| 66.8 -2.6 64.2 42.8 0.48| 7.0 3.3 2000 157 11 96 26| 2.1 4.3 6.4|121.0 -2.6 118.3 59.2 0.57| 7.3 4.2 2500 166 13 102 25| 3.4 3.4 6.8|160.9 -2.6 158.2 63.3 0.60| 7.7 4.6 3000 177 15 108 24| 4.2 2.8 7.1|185.8 -2.6 183.1 61.0 0.59| 8.0 4.7 4000 197 19 123 19| 5.0 2.1 7.1|237.0 -2.6 234.3 58.6 0.64| 8.0 5.1 5000 212 24 146 16| 5.6 1.7 7.3|302.0 -2.6 299.3 59.9 0.63| 8.0 5.1 6000 221 30 174 16| 5.9 1.4 7.4|389.1 -2.6 386.4 64.4 0.62| 8.0 5.0 Wrote GIF file: /home/apache/climate/data/raob//OMAA/skewt/OMAA.skewt.20251216.12.gif