UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 25 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 1024 -10 14.0 10.2 78 3.8 11.8 240 6 285.2 286.5 284.0 306.4 7.64 1 1015 64 13.4 6.4 63 7.0 9.7 253 7 285.3 286.4 282.1 302.0 5.94 2 1000 189 12.2 5.2 62 7.0 8.6 275 9 285.4 286.3 281.7 300.9 5.54 3 939 712 7.2 3.7 78 3.5 5.5 275 10 285.4 286.4 281.5 300.4 5.31 4 925 836 6.6 1.9 72 4.7 4.4 275 10 286.1 286.9 281.1 299.5 4.74 5 885 1197 4.2 -3.8 56 8.0 0.8 270 8 287.2 287.8 279.8 296.6 3.26 6 863 1401 2.8 -1.9 71 4.7 0.7 267 8 287.8 288.5 280.8 298.9 3.85 7 850 1524 2.2 -2.8 69 5.0 0.0 265 7 288.5 289.1 280.9 299.0 3.66 8 827 1745 1.2 -4.8 64 6.0 -1.3 266 8 289.7 290.2 281.0 299.1 3.23 9 700 3062 -9.3 -11.9 81 2.6 -10.1 270 11 292.2 292.6 280.8 298.8 2.19 10 684 3241 -10.5 -12.4 86 1.9 -11.1 271 12 292.8 293.2 281.0 299.3 2.15 11 630 3872 -12.9 -20.9 51 8.0 -14.9 276 17 297.0 297.2 281.6 300.6 1.15 12 618 4019 -13.3 -17.4 71 4.1 -14.4 277 18 298.2 298.5 282.7 303.1 1.58 13 549 4913 -18.7 -31.7 31 13.0 -20.8 284 25 302.1 302.1 282.9 303.7 0.49 14 534 5120 -18.3 -55.3 2 37.0 -21.6 286 27 304.9 304.9 283.4 305.1 0.04 15 519 5333 -19.1 -59.1 2 40.0 -22.3 288 29 306.5 306.5 284.0 306.6 0.03 16 500 5610 -21.1 -61.1 1 40.0 -24.0 290 31 307.3 307.3 284.3 307.4 0.02 17 458 6252 -25.5 -43.5 17 18.0 -27.3 292 37 309.6 309.7 285.4 310.3 0.18 18 409 7063 -31.3 -62.3 3 31.0 -32.8 295 44 312.3 312.3 286.2 312.4 0.02 19 400 7220 -32.7 -56.7 7 24.0 -34.0 295 45 312.5 312.5 286.3 312.7 0.04 20 300 9190 -47.9 -63.9 14 16.0 -48.3 300 61 317.8 317.8 288.1 317.9 0.02 21 250 10370 -56.5 -70.5 16 14.0 -56.6 305 76 322.1 322.1 289.4 322.1 0.01 22 210 11466 -61.9 -73.9 19 12.0 -62.0 285 67 330.1 330.1 291.7 330.1 0.01 23 207 11556 -61.7 -73.7 19 12.0 -61.8 282 68 331.8 331.8 292.2 331.8 0.01 24 200 11770 -60.1 -73.1 17 13.0 -60.2 275 69 337.6 337.6 293.7 337.6 0.01 25 170 12800 -54.5 -74.5 7 20.0 -54.8 269 69 362.9 362.9 299.3 363.0 0.01 26 150 13600 -56.5 -75.5 7 19.0 -56.8 265 69 372.7 372.7 301.1 372.8 0.01 27 121 14953 -61.1 -82.9 4 21.9 -61.3 260 81 388.0 388.0 303.5 388.0 0.00 28 111 15488 -62.9 -85.9 3 23.0 -63.1 260 73 394.3 394.3 304.4 394.3 0.00 29 106 15772 -64.3 -87.3 3 23.0 -64.5 260 69 396.8 396.8 304.8 396.8 0.00 30 100 16130 -63.1 -88.1 2 25.0 -63.3 260 64 405.8 405.8 306.0 405.8 0.00 31 81 17432 -61.1 -89.1 1 28.0 -61.4 257 56 435.1 435.1 309.4 435.1 0.00 32 78 17667 -60.7 -88.7 1 28.0 -61.0 257 54 440.7 440.7 310.0 440.7 0.00 33 70 18340 -60.9 -87.9 2 27.0 -61.3 255 50 454.1 454.1 311.3 454.1 0.00 34 64 18895 -63.3 -89.3 2 26.0 -63.6 259 54 460.6 460.6 311.8 460.6 0.00 35 50 20420 -62.1 -89.1 2 27.0 -62.6 270 66 497.1 497.1 314.8 497.2 0.00 36 30 23630 -54.3 -83.3 2 29.0 -56.0 250 55 596.6 596.6 320.5 596.7 0.01 37 25 24807 -52.3 -81.3 2 29.0 -54.7 246 55 634.3 634.3 322.1 634.4 0.02 38 20 26250 -53.1 -81.1 2 28.0 -55.7 240 56 673.6 673.6 323.6 673.9 0.03 39 15 28091 -56.3 -82.3 2 26.0 -58.7 720.8 720.8 325.1 721.0 0.03 40 12 29517 -53.5 -82.5 2 29.0 -57.2 778.2 778.2 326.7 778.5 0.04 TRP 210 11466 -61.9 -73.9 19 12.0 -62.0 285 67 330.1 330.1 291.7 330.1 0.01 WND 121 14953 -61.1 -82.9 4 21.9 -61.3 260 81 388.0 388.0 303.5 388.0 0.00 Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 812.49 mb = 1895.78 m = 6219.68 ft Wetbulb zero: 849.14 mb = 1532.13 m = 5026.61 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 58.48 % Est. max temperature: 16.33 C = 61.39 F Sfc-Lift cond lev (LCL): 967.21 mb = 466.19 m = 1529.47 ft T: 9.55 C 700-500 lapse rate: 4.63 C/km ThetaE index: 9.81 C Layer 1015.0- 863.0 mb Conv cond level (CCL): 868.16 mb = 1352.99 m = 4438.88 ft Mean mixing ratio: 5.53 g/kg Conv temperature: 16.49 C = 61.68 F Cap Strength: 6.93 C Lifted Index: 7.18 C Risk: None Lifted Index @300 mb: 12.08 C Lifted Index @700 mb: -0.41 C Showalter Index: 8.53 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.30 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 45.00 Risk: None Energy Index: 1.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.34 J/kg Max Up Vert Vel: 3.83 m/s Conv Inhibition (B-): 66.28 J/kg Cap Strength: 7.11 C Lift Cond Lev (LCL): 897.58 mb = 1081.76 m = 3549.04 ft Lev Free Conv (LFC): 722.58 mb = 2811.22 m = 9223.05 ft Equ Level (EL): 672.58 mb = 3370.03 m = 11056.39 ft B at Equ Level: 7.07 J/kg Max Parcel Lev (MPL): 642.58 mb = 3720.40 m = 12205.90 ft Wind level data Storm motion: 311 at 12 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 1024 -10 240 6 5.2 3.0 | 161 11 -3.7 10.8 1 1000 189 275 9 9.0 -0.8 | 181 7 0.1 7.0 2 925 836 275 10 10.0 -0.9 | 189 7 1.1 6.9 3 850 1524 265 7 7.0 0.6 | 167 9 -1.9 8.4 4 700 3062 270 11 11.0 -0.0 | 195 8 2.2 7.8 5 500 5610 290 31 29.1 -10.6 | 278 20 20.3 -2.8 6 400 7220 295 45 40.8 -19.0 | 289 34 31.9 -11.2 7 300 9190 300 61 52.8 -30.5 | 297 49 44.0 -22.7 8 250 10370 305 76 62.3 -43.6 | 304 64 53.4 -35.8 9 210 11466 285 67 64.7 -17.3 | 280 57 55.9 -9.5 10 200 11770 275 69 68.7 -6.0 | 268 60 59.9 1.8 11 150 13600 265 69 68.7 6.0 | 257 61 59.9 13.8 12 121 14953 260 81 79.8 14.1 | 253 74 70.9 21.9 13 100 16130 260 64 63.0 11.1 | 251 57 54.2 18.9 14 70 18340 255 50 48.3 12.9 | 242 45 39.4 20.7 15 50 20420 270 66 66.0 -0.0 | 262 58 57.2 7.8 16 30 23630 250 55 51.7 18.8 | 238 50 42.8 26.6 17 20 26250 240 56 48.5 28.0 | 228 53 39.6 35.8 Wind Parameters Mean winds (0-6000m): 281.4 at 15.7 knts Storm direction: 311.4 at 11.8 knts Shear (0-3000m) pos: 1.5 neg: 0.5 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 32.8 deg Storm rel helicity (0-3000m) pos: 17.6 neg: -5.6 tot: 12.0 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 2.3 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.98 Bulk Shear: 7.49 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 ------------------------------------------------------------------------------- 500 270 9 178 8| 5.9 0.0 5.9| 8.7 0.0 8.7 17.4 0.62| 6.1 3.8 1000 273 9 182 7| 2.9 0.2 3.1| 9.6 -1.2 8.4 8.4 0.49| 3.7 1.8 1500 272 9 180 8| 2.0 0.9 2.9| 9.6 -5.6 4.0 2.6 0.15| 3.3 0.5 2000 271 9 178 8| 1.7 0.7 2.4| 11.9 -5.6 6.3 3.2 0.23| 2.7 0.6 2500 270 9 178 8| 1.6 0.6 2.2| 14.8 -5.6 9.2 3.7 0.31| 2.5 0.8 3000 270 9 180 8| 1.5 0.5 2.0| 17.6 -5.6 12.0 4.0 0.38| 2.3 0.9 4000 271 10 190 8| 2.1 0.3 2.5| 34.7 -5.6 29.1 7.3 0.58| 2.7 1.6 5000 276 13 210 7| 2.6 0.3 2.8| 56.8 -5.6 51.2 10.2 0.63| 3.0 1.9 6000 281 16 234 8| 2.9 0.2 3.1| 81.9 -5.6 76.3 12.7 0.61| 3.3 2.0 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251225.12.gif