UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122012.upa.cvt Date: 1200Z 20 DEC 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 20 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 1025 -11 12.0 5.0 62 7.0 8.4 100 4 283.1 284.1 280.4 298.0 5.33 1 1019 38 10.8 1.8 54 9.0 6.5 80 4 282.4 283.2 278.8 294.4 4.27 2 1000 194 9.2 1.2 57 8.0 5.5 15 3 282.4 283.1 278.6 294.0 4.17 3 965 488 6.4 0.4 65 6.0 3.7 318 4 282.4 283.1 278.6 293.8 4.08 4 925 835 4.6 -5.4 48 10.0 0.6 250 6 284.0 284.5 277.6 291.9 2.76 5 884 1203 2.2 -12.8 32 15.0 -2.7 245 7 285.2 285.5 276.7 290.0 1.61 6 877 1267 2.2 -8.8 44 11.0 -1.8 244 7 285.9 286.3 277.9 292.4 2.24 7 870 1332 2.4 -5.6 55 8.0 -0.8 243 7 286.7 287.3 279.1 295.1 2.89 8 850 1519 1.0 -6.0 59 7.0 -1.7 240 7 287.2 287.7 279.3 295.5 2.87 9 712 2916 -9.5 -11.2 87 1.7 -10.1 313 12 290.5 291.0 280.1 297.3 2.28 10 700 3047 -10.1 -11.8 87 1.7 -10.6 320 13 291.3 291.7 280.4 297.9 2.21 11 640 3731 -14.3 -20.3 60 6.0 -15.7 332 16 294.1 294.3 280.4 297.8 1.19 12 618 3995 -14.7 -19.0 70 4.3 -15.8 337 17 296.6 296.8 281.7 300.9 1.38 13 500 5570 -23.5 -39.5 22 16.0 -25.4 5 25 304.4 304.4 283.5 305.3 0.25 14 492 5688 -23.9 -39.9 21 16.0 -25.8 6 25 305.3 305.3 283.8 306.2 0.24 15 400 7170 -35.3 -43.3 44 8.0 -35.9 25 26 309.1 309.1 285.2 309.9 0.21 16 394 7275 -36.1 -44.1 44 8.0 -36.7 24 26 309.4 309.4 285.4 310.1 0.19 17 333 8422 -45.5 -57.5 25 12.0 -45.9 15 22 311.8 311.8 286.0 312.0 0.05 18 300 9110 -50.9 -57.9 43 7.0 -51.1 10 20 313.6 313.6 286.6 313.8 0.05 19 299 9132 -51.1 -58.1 43 7.0 -51.2 10 20 313.6 313.6 286.6 313.8 0.05 20 250 10280 -56.3 -65.3 31 9.0 -56.4 355 16 322.4 322.4 289.5 322.5 0.02 21 221 11060 -59.7 -68.7 30 9.0 -59.8 345 23 328.7 328.7 291.3 328.8 0.02 22 219 11117 -59.7 -68.7 30 9.0 -59.8 343 22 329.6 329.6 291.6 329.6 0.02 23 200 11690 -57.1 -68.1 24 11.0 -57.3 325 16 342.3 342.3 294.9 342.4 0.02 24 174 12576 -55.1 -70.1 14 15.0 -55.4 303 18 359.5 359.6 298.6 359.6 0.02 25 150 13520 -57.5 -75.5 8 18.0 -57.8 280 20 371.0 371.0 300.8 371.1 0.01 26 145 13734 -58.1 -76.1 8 18.0 -58.3 276 20 373.6 373.6 301.2 373.6 0.01 27 135 14186 -55.7 -76.7 6 21.0 -56.1 268 19 385.6 385.6 303.1 385.6 0.01 28 114 15251 -60.1 -83.1 3 23.0 -60.3 250 19 396.5 396.5 304.7 396.5 0.00 29 113 15306 -60.1 -83.1 3 23.0 -60.3 249 19 397.5 397.5 304.9 397.5 0.00 30 107 15647 -59.1 -83.1 3 24.0 -59.4 243 18 405.6 405.6 305.9 405.6 0.00 31 106 15705 -59.1 -83.1 3 24.0 -59.4 241 18 406.7 406.7 306.1 406.7 0.00 32 100 16070 -59.5 -84.5 2 25.0 -59.8 235 18 412.8 412.8 306.9 412.8 0.00 33 81 17389 -59.9 -88.9 1 29.0 -60.3 253 22 437.6 437.6 309.6 437.6 0.00 34 70 18300 -60.7 -88.7 1 28.0 -61.1 265 24 454.5 454.5 311.3 454.5 0.00 35 64 18861 -61.3 -89.3 1 28.0 -61.7 264 27 465.0 465.0 312.2 465.0 0.00 36 55 19812 -59.1 -88.1 1 29.0 -59.7 261 32 490.6 490.7 314.2 490.7 0.00 37 50 20410 -60.9 -88.9 1 28.0 -61.4 260 35 500.0 500.0 314.9 500.0 0.00 38 41 21650 -58.9 -87.9 1 29.0 -59.7 534.2 534.2 317.2 534.2 0.00 39 30 23594 -62.3 -89.3 2 27.0 -63.0 574.8 574.8 319.4 574.8 0.00 40 30 23594 -61.9 -79.9 7 18.0 -62.6 575.9 575.9 319.5 576.0 0.02 TRP 221 11060 -59.7 -68.7 30 9.0 -59.8 345 23 328.7 328.7 291.3 328.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5376.00 m Freezing level: 836.86 mb = 1652.03 m = 5419.96 ft Wetbulb zero: 917.56 mb = 900.45 m = 2954.21 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 59.75 % Est. max temperature: 15.01 C = 59.01 F Sfc-Lift cond lev (LCL): 921.92 mb = 862.01 m = 2828.10 ft T: 4.42 C 700-500 lapse rate: 5.31 C/km ThetaE index: 7.98 C Layer 1019.0- 877.0 mb Conv cond level (CCL): 796.23 mb = 2034.24 m = 6673.92 ft Mean mixing ratio: 3.89 g/kg Conv temperature: 17.37 C = 63.27 F Cap Strength: 5.79 C Lifted Index: 10.00 C Risk: None Lifted Index @300 mb: 14.18 C Lifted Index @700 mb: 3.12 C Showalter Index: 8.65 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 17.50 C K Index: 16.80 Risk: < 20 % chance of thunderstorms Sweat Index: 39.00 Risk: None Energy Index: 2.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.71 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 36339.27 J/kg Cap Strength: 9.73 C Lift Cond Lev (LCL): 866.68 mb = 1362.36 m = 4469.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 10 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 1025 -11 100 4 -3.9 0.7 | 168 11 -2.3 10.9 1 1000 194 15 3 -0.8 -2.9 | 187 7 0.9 7.3 2 925 835 250 6 5.6 2.1 | 211 14 7.3 12.3 3 850 1519 240 7 6.1 3.5 | 209 16 7.7 13.7 4 700 3047 320 13 8.4 -10.0 | 268 10 10.0 0.3 5 500 5570 5 25 -2.2 -24.9 | 2 15 -0.5 -14.7 6 400 7170 25 26 -11.0 -23.6 | 35 16 -9.3 -13.3 7 300 9110 10 20 -3.5 -19.7 | 11 10 -1.8 -9.5 8 250 10280 355 16 1.4 -15.9 | 332 6 3.1 -5.7 9 221 11060 345 23 6.0 -22.2 | 327 14 7.6 -12.0 10 200 11690 325 16 9.2 -13.1 | 285 11 10.9 -2.9 11 150 13520 280 20 19.7 -3.5 | 252 22 21.4 6.8 12 100 16070 235 18 14.7 10.3 | 219 26 16.4 20.6 13 70 18300 265 24 23.9 2.1 | 244 28 25.6 12.3 14 50 20410 260 35 34.5 6.1 | 246 40 36.2 16.3 Wind Parameters Mean winds (0-6000m): 339.3 at 13.8 knts Storm direction: 9.3 at 10.4 knts Shear (0-3000m) pos: 2.2 neg: 1.8 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 62.2 neg: -6.0 tot: 56.1 m^2/s^2 ave: 18.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.37 Bulk Shear: 15.48 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 8 4 190 7| 0.0 8.2 8.2| 12.4 0.0 12.4 24.9 0.67| 9.4 6.3 1000 275 5 212 12| 0.0 5.1 5.1| 13.7 -4.9 8.8 8.8 0.33| 8.1 2.7 1500 255 5 210 13| 0.0 3.6 3.6| 13.7 -6.0 7.7 5.1 0.29| 5.8 1.7 2000 254 6 212 14| 1.0 2.7 3.6| 29.4 -6.0 23.3 11.7 0.42| 5.3 2.2 2500 264 7 217 14| 1.7 2.1 3.8| 46.7 -6.0 40.6 16.2 0.52| 5.3 2.7 3000 280 8 226 13| 2.2 1.8 4.0| 62.2 -6.0 56.1 18.7 0.58| 5.4 3.1 4000 304 9 242 11| 2.5 1.3 3.8| 80.7 -6.0 74.7 18.7 0.65| 4.9 3.2 5000 323 12 264 9| 2.7 1.1 3.7|103.0 -6.0 97.0 19.4 0.71| 4.7 3.4 6000 339 14 292 7| 2.6 0.9 3.5|128.4 -6.0 122.4 20.4 0.74| 4.6 3.4 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251220.12.gif