UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for OMAA... Searching the city database file for: OMAA ... Date:0000Z 27 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 1011 27 19.6 15.5 77 4.1 17.0 300 2 291.8 293.8 289.7 323.0 11.01 1 1005 80 20.4 15.6 74 4.8 17.3 303 3 293.1 295.1 290.2 324.9 11.15 2 1000 125 20.2 15.9 76 4.3 17.4 305 4 293.4 295.4 290.5 325.9 11.43 3 948 585 17.8 10.8 64 7.0 13.6 284 4 295.4 297.0 288.8 320.3 8.61 4 925 795 16.8 1.8 36 15.0 9.0 275 4 296.5 297.3 285.5 310.4 4.71 5 924 804 16.8 1.8 36 15.0 9.0 274 4 296.6 297.4 285.5 310.5 4.71 6 906 971 15.2 9.2 67 6.0 11.6 258 4 296.6 298.1 288.8 320.1 8.08 7 880 1217 13.6 3.6 51 10.0 8.2 234 3 297.4 298.4 286.8 314.0 5.63 8 865 1362 12.2 7.2 71 5.0 9.3 219 2 297.4 298.8 288.4 319.0 7.38 9 850 1508 11.6 1.6 50 10.0 6.4 205 2 298.3 299.2 286.5 313.3 5.05 10 823 1777 10.4 -6.6 30 17.0 2.9 212 5 299.8 300.3 284.7 308.5 2.83 11 810 1910 11.6 -19.4 10 31.0 1.0 215 7 302.4 302.6 283.7 305.7 1.01 12 804 1972 11.4 -26.6 5 38.0 0.1 216 7 302.9 303.0 283.2 304.7 0.54 13 792 2098 10.6 -0.4 46 11.0 5.0 220 9 303.3 304.2 287.9 317.6 4.69 14 783 2193 11.2 -27.8 5 39.0 -0.3 222 10 305.0 305.0 284.0 306.6 0.50 15 757 2474 10.8 -15.2 15 26.0 0.8 229 13 307.5 307.8 286.2 312.5 1.55 16 700 3120 5.0 -7.0 41 12.0 -0.3 245 21 308.0 308.6 288.2 318.2 3.23 17 631 3957 -1.5 -8.5 59 7.0 -4.4 250 29 309.9 310.5 288.7 320.0 3.19 18 620 4097 -2.3 -11.3 50 9.0 -5.8 250 30 310.5 311.0 288.3 318.9 2.60 19 614 4175 -2.5 -24.5 17 22.0 -8.7 251 31 311.2 311.3 286.8 314.1 0.86 20 591 4476 -5.1 -12.1 58 7.0 -7.8 253 34 311.6 312.0 288.6 319.8 2.56 21 566 4815 -6.9 -22.9 27 16.0 -11.4 254 37 313.3 313.5 287.8 316.9 1.07 22 500 5770 -14.5 -22.5 51 8.0 -16.6 260 47 315.4 315.6 288.6 319.6 1.26 23 499 5785 -14.5 -22.5 51 8.0 -16.6 260 47 315.5 315.8 288.7 319.8 1.26 24 410 7232 -28.3 -28.4 99 0.1 -28.3 260 51 316.0 316.1 288.4 319.1 0.90 25 409 7250 -28.5 -31.5 75 3.0 -29.0 260 51 315.9 316.1 288.2 318.3 0.67 26 408 7267 -28.5 -32.8 66 4.3 -29.1 260 51 316.2 316.3 288.2 318.2 0.59 27 407 7285 -28.1 -55.1 6 27.0 -30.0 260 51 316.9 316.9 287.8 317.1 0.05 28 404 7338 -26.7 -54.7 5 28.0 -28.9 260 51 319.4 319.4 288.6 319.6 0.06 29 400 7410 -27.1 -55.1 5 28.0 -29.2 260 51 319.8 319.8 288.7 320.0 0.05 30 368 8008 -29.3 -57.3 5 28.0 -31.2 261 57 324.6 324.6 290.2 324.7 0.04 31 300 9430 -41.3 -50.3 37 9.0 -41.8 265 73 327.2 327.2 291.0 327.7 0.13 32 290 9658 -43.5 -50.5 46 7.0 -43.9 266 80 327.2 327.2 291.0 327.7 0.13 33 289 9681 -43.7 -51.7 41 8.0 -44.1 266 80 327.2 327.3 291.0 327.7 0.11 34 288 9704 -43.3 -59.3 16 16.0 -43.9 266 81 328.1 328.1 291.2 328.3 0.04 35 285 9775 -42.7 -65.7 6 23.0 -43.4 266 83 330.0 330.0 291.7 330.1 0.02 36 251 10623 -45.4 -63.6 11 18.2 -46.0 270 108 338.2 338.2 293.9 338.3 0.03 37 250 10650 -45.5 -63.5 11 18.0 -46.1 270 108 338.4 338.4 294.0 338.5 0.03 38 225 11353 -45.7 -74.7 2 29.0 -46.4 268 100 348.5 348.5 296.3 348.5 0.01 39 200 12130 -50.1 -78.1 2 28.0 -50.6 265 91 353.4 353.4 297.4 353.5 0.00 40 150 13970 -59.9 -84.9 2 25.0 -60.1 265 79 366.9 366.9 300.0 366.9 0.00 41 145 14181 -60.7 -85.7 2 25.0 -60.9 264 78 369.1 369.1 300.4 369.1 0.00 42 122 15235 -67.7 -87.7 4 20.0 -67.8 260 72 375.0 375.0 301.4 375.0 0.00 43 100 16420 -70.5 -89.5 4 19.0 -70.6 255 65 391.5 391.5 304.0 391.5 0.00 TRP WND 251 10623 -45.4 -63.6 11 18.2 -46.0 270 108 338.2 338.2 293.9 338.3 0.03 Sounding variables and indices 1000-500 mb thick: 5645.00 m Freezing level: 646.92 mb = 3764.09 m = 12349.24 ft Wetbulb zero: 783.47 mb = 2187.84 m = 7177.85 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 42.70 % Est. max temperature: 25.45 C = 77.80 F Sfc-Lift cond lev (LCL): 951.57 mb = 552.40 m = 1812.31 ft T: 17.97 C 700-500 lapse rate: 7.36 C/km ThetaE index: 15.52 C Layer 948.0- 924.0 mb Conv cond level (CCL): 718.04 mb = 2910.21 m = 9547.81 ft Mean mixing ratio: 8.72 g/kg Conv temperature: 35.68 C = 96.22 F Cap Strength: 6.80 C Lifted Index: 1.83 C Risk: Showers probable Lifted Index @300 mb: 5.50 C Lifted Index @700 mb: 4.51 C Showalter Index: 5.75 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 16.10 C K Index: 15.70 Risk: < 20 % chance of thunderstorms Sweat Index: 70.20 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.77 J/kg Max Up Vert Vel: 6.13 m/s Conv Inhibition (B-): 657.45 J/kg Cap Strength: 6.65 C Lift Cond Lev (LCL): 863.14 mb = 1379.62 m = 4526.25 ft Lev Free Conv (LFC): 428.14 mb = 6913.56 m = 22682.00 ft Equ Level (EL): 408.14 mb = 7265.08 m = 23835.28 ft B at Equ Level: 13.94 J/kg Max Parcel Lev (MPL): 398.14 mb = 7443.46 m = 24420.50 ft Wind level data Storm motion: 285 at 16 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 1011 27 300 2 1.7 -1.0 | 102 14 -13.8 3.1 1 1000 125 305 4 3.3 -2.3 | 98 12 -12.3 1.8 2 925 795 275 4 4.0 -0.3 | 108 12 -11.6 3.7 3 850 1508 205 2 0.8 1.8 | 112 16 -14.7 5.9 4 700 3120 245 21 19.0 8.9 | 195 13 3.5 12.9 5 500 5770 260 47 46.3 8.2 | 248 33 30.7 12.2 6 400 7410 260 51 50.2 8.9 | 250 37 34.7 12.9 7 300 9430 265 73 72.7 6.4 | 260 58 57.2 10.4 8 251 10623 270 108 108.0 -0.0 | 267 93 92.4 4.1 9 250 10650 270 108 108.0 -0.0 | 267 93 92.4 4.1 10 200 12130 265 91 90.7 7.9 | 261 76 75.1 12.0 11 150 13970 265 79 78.7 6.9 | 260 64 63.1 10.9 12 100 16420 255 65 62.8 16.8 | 246 52 47.2 20.9 Wind Parameters Mean winds (0-6000m): 254.6 at 21.4 knts Storm direction: 284.6 at 16.1 knts Shear (0-3000m) pos: 3.1 neg: 0.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 83.6 neg: -4.4 tot: 79.2 m^2/s^2 ave: 26.4 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.40 Bulk Shear: 46.81 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 ------------------------------------------------------------------------------- 500 297 4 101 12| 0.0 2.2 2.2| 3.9 -3.5 0.4 0.8 0.06| 3.4 0.2 1000 285 4 104 12| 0.0 1.3 1.3| 9.9 -3.5 6.5 6.5 0.36| 2.9 1.1 1500 276 3 107 13| 0.0 1.1 1.1| 10.9 -4.4 6.5 4.4 0.25| 2.8 0.7 2000 255 4 113 13| 1.5 0.8 2.3| 35.0 -4.4 30.6 15.3 0.56| 3.7 2.1 2500 244 5 120 13| 2.5 0.6 3.1| 58.9 -4.4 54.5 21.8 0.70| 4.2 2.9 3000 247 7 128 11| 3.1 0.5 3.7| 83.6 -4.4 79.2 26.4 0.77| 4.7 3.6 4000 248 12 150 10| 3.6 0.4 4.0|119.0 -4.4 114.6 28.7 0.78| 4.9 3.8 5000 251 16 180 9| 3.9 0.3 4.3|160.3 -4.4 155.9 31.2 0.76| 5.0 3.8 6000 255 21 208 11| 4.0 0.3 4.2|199.9 -4.4 195.5 32.6 0.73| 4.9 3.6 Wrote GIF file: /home/apache/climate/data/raob//OMAA/skewt/OMAA.skewt.20251227.00.gif