UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 21 DEC 25 Station: OI738 WMO ident: 40738 ------------------------------------------------------------------------------- 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 1027 -11 11.0 8.9 87 2.1 9.9 60 4 282.0 283.2 281.8 301.1 6.97 1 1017 71 10.0 4.0 66 6.0 7.1 67 5 281.8 282.6 279.4 295.7 5.01 2 1000 210 8.4 4.2 75 4.2 6.3 80 8 281.5 282.4 279.5 295.9 5.17 3 991 285 8.0 4.2 77 3.8 6.1 68 8 281.9 282.8 279.7 296.3 5.21 4 961 538 6.8 0.8 66 6.0 4.1 29 7 283.2 283.9 279.1 295.0 4.21 5 935 763 4.8 -0.2 70 5.0 2.5 354 6 283.3 284.0 278.9 294.7 4.03 6 927 833 5.0 0.0 70 5.0 2.7 343 6 284.2 285.0 279.5 295.9 4.12 7 925 851 4.6 -0.4 70 5.0 2.4 340 6 284.0 284.7 279.3 295.3 4.01 8 850 1536 1.0 -3.0 75 4.0 -0.7 265 13 287.2 287.8 280.3 297.6 3.60 9 826 1765 0.0 -3.6 77 3.6 -1.5 272 14 288.5 289.1 280.8 298.8 3.54 10 700 3067 -8.5 -15.5 57 7.0 -10.5 310 21 293.1 293.4 280.5 298.1 1.63 11 597 4291 -11.9 -54.9 1 43.0 -16.5 329 32 302.8 302.8 282.5 302.9 0.04 12 543 5011 -15.5 -49.5 4 34.0 -19.3 340 38 306.8 306.8 284.2 307.1 0.08 13 538 5081 -14.5 -47.5 4 33.0 -18.6 341 39 308.8 308.8 285.0 309.2 0.10 14 500 5630 -19.5 -43.5 10 24.0 -22.4 350 44 309.3 309.3 285.2 309.9 0.16 15 400 7250 -32.3 -49.3 17 17.0 -33.5 350 40 313.0 313.0 286.5 313.4 0.11 16 300 9210 -47.5 -64.5 12 17.0 -47.9 345 41 318.4 318.4 288.2 318.5 0.02 17 250 10400 -56.5 -69.5 18 13.0 -56.6 350 37 322.1 322.1 289.4 322.1 0.01 18 222 11146 -61.3 -72.3 22 11.0 -61.4 353 40 325.8 325.8 290.5 325.9 0.01 19 200 11790 -63.9 -74.9 21 11.0 -64.0 355 43 331.6 331.6 292.2 331.6 0.01 20 198 11852 -63.5 -75.5 18 12.0 -63.6 353 43 333.2 333.2 292.6 333.2 0.01 21 186 12234 -63.7 -75.7 18 12.0 -63.8 344 41 338.8 338.8 294.0 338.9 0.01 22 177 12540 -60.7 -74.7 14 14.0 -60.9 336 39 348.6 348.6 296.3 348.6 0.01 23 168 12863 -62.1 -77.1 12 15.0 -62.2 328 38 351.5 351.5 297.0 351.5 0.01 24 153 13446 -58.1 -75.1 10 17.0 -58.3 313 35 367.9 367.9 300.2 367.9 0.01 25 150 13570 -59.5 -77.5 8 18.0 -59.7 310 34 367.6 367.6 300.1 367.6 0.01 26 139 14049 -57.1 -75.1 8 18.0 -57.4 304 34 379.9 379.9 302.2 379.9 0.01 27 109 15575 -60.5 -81.5 5 21.0 -60.7 286 32 400.8 400.8 305.3 400.9 0.00 28 104 15867 -61.7 -83.7 4 22.0 -61.9 283 32 404.0 404.0 305.7 404.0 0.00 29 102 15987 -60.9 -82.9 4 22.0 -61.2 281 32 407.7 407.7 306.2 407.8 0.00 30 100 16110 -61.9 -83.9 4 22.0 -62.1 280 32 408.1 408.1 306.3 408.1 0.00 31 97 16299 -61.5 278 32 412.5 32 70 18330 -60.7 -87.7 2 27.0 -61.1 255 32 454.5 454.5 311.3 454.5 0.00 33 50 20440 -60.3 -86.3 2 26.0 -60.9 270 24 501.4 501.4 315.1 501.4 0.00 34 30 23680 -58.1 -84.1 2 26.0 -59.2 265 23 586.2 586.3 320.0 586.3 0.01 35 20 26200 -63.7 270 48 641.2 TRP 200 11790 -63.9 -74.9 21 11.0 -64.0 355 43 331.6 331.6 292.2 331.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5420.00 m Freezing level: 826.00 mb = 1765.22 m = 5791.33 ft Wetbulb zero: 866.82 mb = 1377.25 m = 4518.49 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 44.75 % Est. max temperature: 15.06 C = 59.10 F Sfc-Lift cond lev (LCL): 994.90 mb = 252.28 m = 827.69 ft T: 8.17 C 700-500 lapse rate: 4.29 C/km ThetaE index: 5.46 C Layer 1017.0-1000.0 mb Conv cond level (CCL): 836.50 mb = 1664.13 m = 5459.67 ft Mean mixing ratio: 4.73 g/kg Conv temperature: 16.98 C = 62.56 F Cap Strength: 12.96 C Lifted Index: 12.47 C Risk: None Lifted Index @300 mb: 16.11 C Lifted Index @700 mb: 3.43 C Showalter Index: 11.18 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 16.50 C K Index: 10.50 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 2.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.63 J/kg Max Up Vert Vel: 4.15 m/s Conv Inhibition (B-): 43473.66 J/kg Cap Strength: 12.91 C Lift Cond Lev (LCL): 906.26 mb = 1016.85 m = 3336.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 1 at 17 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 1027 -11 60 4 -3.5 -2.0 | 168 16 -3.2 15.4 1 1000 210 80 8 -7.9 -1.4 | 154 18 -7.7 16.0 2 925 851 340 6 2.1 -5.6 | 191 12 2.3 11.7 3 850 1536 265 13 13.0 1.1 | 215 23 13.2 18.5 4 700 3067 310 21 16.1 -13.5 | 257 17 16.3 3.9 5 500 5630 350 44 7.6 -43.3 | 343 27 7.9 -26.0 6 400 7250 350 40 6.9 -39.4 | 342 23 7.2 -22.0 7 300 9210 345 41 10.6 -39.6 | 334 25 10.8 -22.2 8 250 10400 350 37 6.4 -36.4 | 341 20 6.6 -19.1 9 200 11790 355 43 3.7 -42.8 | 351 26 4.0 -25.5 10 150 13570 310 34 26.0 -21.9 | 280 27 26.3 -4.5 11 100 16110 280 32 31.5 -5.6 | 250 34 31.7 11.8 12 70 18330 255 32 30.9 8.3 | 231 40 31.1 25.7 13 50 20440 270 24 24.0 -0.0 | 234 30 24.2 17.4 14 30 23680 265 23 22.9 2.0 | 230 30 23.1 19.4 15 20 26200 270 48 48.0 -0.0 | 250 51 48.2 17.4 Wind Parameters Mean winds (0-6000m): 330.7 at 23.2 knts Storm direction: 0.7 at 17.4 knts Shear (0-3000m) pos: 2.3 neg: 2.8 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 85.8 deg Storm rel helicity (0-3000m) pos: 115.0 neg: -18.7 tot: 96.3 m^2/s^2 ave: 32.1 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 80.42 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 65 7 157 16| 0.0 3.9 3.9| 5.8 -17.0 -11.2 -22.5 -0.24| 9.8 -2.4 1000 38 7 162 13| 0.0 4.5 4.5| 30.5 -17.0 13.5 13.5 0.32| 9.4 3.0 1500 340 8 196 10| 0.0 5.5 5.5| 44.3 -18.7 25.7 17.1 0.32| 10.0 3.2 2000 298 9 213 15| 0.9 4.1 5.0| 65.2 -18.7 46.5 23.3 0.38| 8.7 3.3 2500 293 11 218 17| 1.7 3.3 5.0| 90.6 -18.7 71.9 28.8 0.45| 8.0 3.6 3000 298 12 224 16| 2.3 2.8 5.0|115.0 -18.7 96.3 32.1 0.51| 7.6 3.8 4000 307 15 237 15| 3.1 2.1 5.2|166.1 -18.7 147.4 36.8 0.60| 7.2 4.3 5000 319 19 257 13| 3.7 1.7 5.4|231.2 -18.7 212.5 42.5 0.67| 7.1 4.7 6000 331 23 284 12| 3.7 1.4 5.0|284.7 -19.3 265.3 44.2 0.68| 6.7 4.6 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251221.12.gif