UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 8 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 1020 -11 15.0 10.8 76 4.2 12.6 240 10 286.5 287.9 284.9 308.8 7.99 1 1011 64 14.4 4.4 51 10.0 9.2 247 10 286.7 287.6 281.9 301.3 5.18 2 1000 156 13.4 4.4 54 9.0 8.8 255 10 286.5 287.5 281.9 301.4 5.24 3 987 266 12.4 3.4 54 9.0 7.9 256 11 286.6 287.5 281.6 300.6 4.95 4 970 411 11.6 0.6 47 11.0 6.3 257 12 287.2 288.0 280.9 299.0 4.11 5 925 807 9.2 3.2 66 6.0 6.2 260 16 288.7 289.6 282.8 303.6 5.21 6 921 843 9.0 3.0 66 6.0 6.0 265 15 288.9 289.8 282.8 303.6 5.15 7 913 915 8.6 1.6 61 7.0 5.2 275 14 289.2 290.0 282.4 302.7 4.70 8 890 1129 16.0 -2.0 29 18.0 7.2 306 9 298.9 299.6 285.4 310.1 3.71 9 882 1205 18.0 -10.0 14 28.0 5.9 316 7 301.8 302.2 284.6 308.1 2.02 10 860 1421 16.8 -19.2 7 36.0 3.8 346 2 302.7 302.9 283.8 305.9 0.97 11 850 1520 16.0 -19.0 8 35.0 3.4 0 0 302.9 303.1 283.8 306.2 1.00 12 700 3125 1.4 -13.6 32 15.0 -4.1 200 9 304.0 304.4 285.4 310.1 1.91 13 619 4100 -8.1 -13.1 67 5.0 -9.8 211 19 304.0 304.4 285.7 311.1 2.25 14 500 5740 -15.1 -19.9 67 4.8 -16.4 230 36 314.6 314.9 288.7 319.9 1.58 15 400 7390 -26.3 -31.3 63 5.0 -27.2 240 42 320.8 320.9 289.8 323.3 0.70 16 300 9410 -42.7 -47.7 58 5.0 -43.0 250 48 325.2 325.2 290.5 325.8 0.17 17 250 10610 -53.7 -58.7 54 5.0 -53.8 245 66 326.2 326.2 290.7 326.5 0.06 18 234 11034 -57.7 -62.7 53 5.0 -57.8 246 68 326.4 326.4 290.7 326.5 0.04 19 200 12010 -66.7 -70.4 59 3.7 -66.7 250 73 327.1 327.1 290.9 327.2 0.01 20 199 12040 -66.9 -70.5 60 3.6 -66.9 250 74 327.3 327.3 291.0 327.3 0.01 21 194 12194 -67.7 -71.5 58 3.8 -67.7 251 78 328.4 328.4 291.3 328.4 0.01 22 180 12645 -66.9 -71.4 53 4.5 -66.9 255 92 336.8 336.8 293.6 336.9 0.01 23 177 12746 -66.7 -71.4 51 4.7 -66.7 257 89 338.8 338.8 294.0 338.8 0.01 24 174 12850 -66.5 -71.1 52 4.6 -66.5 260 86 340.8 340.8 294.5 340.8 0.01 25 165 13170 -67.7 -71.9 55 4.2 -67.7 267 76 344.0 344.0 295.3 344.0 0.01 26 150 13740 -69.7 -78.7 26 9.0 -69.8 280 58 350.0 350.0 296.7 350.0 0.01 27 139 14195 -72.1 -81.1 25 9.0 -72.1 265 50 353.5 353.5 297.4 353.5 0.00 28 100 16180 -65.3 -81.3 9 16.0 -65.4 275 71 401.6 401.6 305.4 401.6 0.01 29 91 16751 -67.9 -83.9 8 16.0 -68.0 407.4 407.4 306.2 407.4 0.00 30 85 17163 -65.3 -83.3 7 18.0 -65.5 420.7 420.7 307.8 420.7 0.00 31 84 17235 -65.3 -82.3 8 17.0 -65.5 422.1 422.1 308.0 422.1 0.01 32 83 17308 -65.5 -77.5 17 12.0 -65.7 423.1 423.1 308.1 423.2 0.01 TRP 139 14195 -72.1 -81.1 25 9.0 -72.1 265 50 353.5 353.5 297.4 353.5 0.00 WND 180 12645 -66.9 -71.4 53 4.5 -66.9 255 92 336.8 336.8 293.6 336.9 0.01 Sounding variables and indices 1000-500 mb thick: 5584.00 m Freezing level: 688.06 mb = 3268.67 m = 10723.85 ft Wetbulb zero: 781.64 mb = 2213.13 m = 7260.83 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 45.07 % Est. max temperature: 30.87 C = 87.57 F Sfc-Lift cond lev (LCL): 957.81 mb = 516.72 m = 1695.25 ft T: 10.96 C 700-500 lapse rate: 6.31 C/km ThetaE index: 7.49 C Layer 1011.0-1000.0 mb Conv cond level (CCL): 670.02 mb = 3472.00 m = 11390.95 ft Mean mixing ratio: 4.94 g/kg Conv temperature: 32.65 C = 90.77 F Cap Strength: 14.79 C Lifted Index: 12.83 C Risk: None Lifted Index @300 mb: 16.93 C Lifted Index @700 mb: 9.99 C Showalter Index: 9.61 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 31.10 C Cross Totals Index: -3.90 C K Index: -2.90 Risk: None Sweat Index: 36.00 Risk: None Energy Index: 2.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.04 J/kg Max Up Vert Vel: 4.48 m/s Conv Inhibition (B-): 13857.16 J/kg Cap Strength: 14.79 C Lift Cond Lev (LCL): 851.12 mb = 1508.80 m = 4950.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 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 1020 -11 240 10 8.7 5.0 | 135 4 -2.7 2.7 1 1000 156 255 10 9.7 2.6 | 99 2 -1.7 0.3 2 925 807 260 16 15.8 2.8 | 264 4 4.4 0.5 3 850 1520 0 0 -0.0 -0.0 | 78 12 -11.3 -2.3 4 700 3125 200 9 3.1 8.5 | 127 10 -8.2 6.1 5 500 5740 230 36 27.6 23.1 | 218 26 16.3 20.8 6 400 7390 240 42 36.4 21.0 | 233 31 25.1 18.7 7 300 9410 250 48 45.1 16.4 | 247 37 33.8 14.1 8 250 10610 245 66 59.8 27.9 | 242 55 48.5 25.6 9 200 12010 250 73 68.6 25.0 | 248 62 57.3 22.6 10 180 12645 255 92 88.9 23.8 | 255 80 77.6 21.5 11 150 13740 280 58 57.1 -10.1 | 285 47 45.8 -12.4 12 139 14195 265 50 49.8 4.4 | 267 39 38.5 2.0 13 100 16180 275 71 70.7 -6.2 | 278 60 59.4 -8.5 Wind Parameters Mean winds (0-6000m): 228.4 at 15.4 knts Storm direction: 258.4 at 11.5 knts Shear (0-3000m) pos: 1.8 neg: 1.5 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): -11.4 deg Storm rel helicity (0-3000m) pos: 49.7 neg: -7.6 tot: 42.1 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.46 Bulk Shear: 6.86 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 ------------------------------------------------------------------------------- 500 254 11 136 1| 4.8 0.0 4.8| 0.3 -0.8 -0.5 -1.0 0.12| 5.9 0.7 1000 259 13 267 1| 4.5 0.0 4.5| 8.2 -0.8 7.3 7.3 0.53| 8.3 4.4 1500 258 11 77 1| 3.5 0.0 3.5| 38.2 -0.8 37.4 25.0 0.69| 10.3 7.1 2000 259 8 76 3| 2.7 0.6 3.2| 39.1 -6.7 32.5 16.2 0.58| 8.5 4.9 2500 258 7 78 4| 2.1 1.1 3.3| 41.3 -7.6 33.7 13.5 0.53| 7.7 4.1 3000 246 7 98 5| 1.8 1.5 3.3| 49.7 -7.6 42.1 14.0 0.57| 7.6 4.3 4000 229 9 125 6| 0.7 1.7 2.4| 76.8 -7.6 69.2 17.3 0.62| 7.1 4.4 5000 225 12 152 7| 0.6 1.4 2.0|116.5 -7.6 108.9 21.8 0.65| 6.8 4.4 6000 228 15 181 8| 1.4 1.1 2.5|166.0 -7.6 158.4 26.4 0.66| 6.6 4.4 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251208.12.gif