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 U4122... Searching the city database file for: U4122 ... Date:1200Z 8 DEC 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 168 310 1 SFC 994 210 -35.1 -40.1 60 5.0 -35.3 310 1 238.5 238.5 238.2 238.8 0.12 2 925 725 -25.7 -29.6 70 3.9 -26.1 285 7 253.0 253.1 252.1 254.0 0.36 3 910 844 -23.3 -26.7 74 3.4 -23.7 289 7 256.7 256.8 255.5 258.0 0.47 4 850 1340 -24.5 -28.1 72 3.6 -24.9 305 9 260.5 260.6 258.5 261.7 0.44 5 786 1909 -26.5 -30.1 72 3.6 -26.9 293 9 264.2 264.3 261.3 265.4 0.40 6 700 2740 -31.3 -35.0 70 3.7 -31.6 275 9 267.8 267.9 263.7 268.7 0.28 7 670 3048 -33.5 -37.5 67 4.0 -33.8 266 8 268.7 268.8 264.2 269.4 0.23 8 519 4808 -41.1 -44.7 68 3.6 -41.2 213 5 279.9 279.9 271.4 280.4 0.14 9 500 5060 -42.9 -46.7 66 3.8 -43.0 205 5 280.7 280.8 271.8 281.1 0.11 10 400 6530 -54.3 -58.3 61 4.0 -54.4 70 5 284.4 284.4 273.8 284.5 0.04 11 384 6791 -55.9 -59.7 62 3.8 -55.9 68 5 285.7 285.7 274.4 285.8 0.03 12 359 7218 -56.9 -60.7 62 3.8 -56.9 64 6 289.9 289.9 276.6 290.0 0.03 13 349 7398 -55.7 -59.6 62 3.9 -55.8 63 6 293.8 293.8 278.6 294.0 0.04 14 310 8145 -59.7 -63.7 59 4.0 -59.7 57 7 298.4 298.4 280.7 298.5 0.02 15 300 8350 -60.3 -64.3 59 4.0 -60.3 55 7 300.3 300.3 281.5 300.4 0.02 16 292 8518 -60.7 -64.6 60 3.9 -60.7 55 7 302.1 302.1 282.3 302.2 0.02 17 250 9480 -61.5 -65.5 59 4.0 -61.6 45 5 314.6 314.6 287.0 314.7 0.02 18 203 10777 -60.7 -64.9 58 4.2 -60.7 148 5 335.2 335.2 293.2 335.3 0.03 19 200 10870 -60.7 -64.9 58 4.2 -60.7 155 5 336.6 336.6 293.5 336.8 0.03 20 150 12660 -60.9 -65.5 54 4.6 -61.0 165 7 365.2 365.2 299.7 365.3 0.04 21 100 15180 -61.1 -66.1 51 5.0 -61.2 175 11 409.7 409.7 306.5 409.9 0.05 22 80 16562 -61.3 -67.3 45 6.0 -61.5 191 16 436.3 436.3 309.5 436.6 0.06 23 70 17390 -61.1 -68.1 39 7.0 -61.3 200 19 453.7 453.7 311.2 454.0 0.06 24 57 18663 -62.1 -69.1 39 7.0 -62.3 478.9 478.9 313.4 479.2 0.06 TRP 292 8518 -60.7 -64.6 60 3.9 -60.7 55 7 302.1 302.1 282.3 302.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 4892.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 68.98 % Est. max temperature: -12.78 C = 9.00 F Sfc-Lift cond lev (LCL): 911.79 mb = 829.42 m = 2721.17 ft T: -23.59 C 700-500 lapse rate: 5.00 C/km ThetaE index: 0.00 C Layer 994.0--107374184.0 mb Conv cond level (CCL): 994.00 mb = 210.24 m = 689.76 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -30.53 C = -22.96 F Cap Strength: 24.92 C Lifted Index: 25.34 C Risk: None Lifted Index @300 mb: 35.77 C Lifted Index @700 mb: 16.38 C Showalter Index: 15.67 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 14.80 C K Index: -13.40 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 4.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 69.65 J/kg Max Up Vert Vel: 11.80 m/s Conv Inhibition (B-): 38158.96 J/kg Cap Strength: 25.13 C Lift Cond Lev (LCL): 898.82 mb = 933.66 m = 3063.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 5 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 ---------------------------------------------------------- 0 994 210 310 1 0.8 -0.6 | 115 4 -3.8 1.8 1 925 725 285 7 6.8 -1.8 | 254 2 2.2 0.6 2 850 1340 305 9 7.4 -5.2 | 314 4 2.8 -2.7 3 700 2740 275 9 9.0 -0.8 | 249 5 4.4 1.7 4 500 5060 205 5 2.1 4.5 | 161 7 -2.4 7.0 5 400 6530 70 5 -4.7 -1.7 | 95 9 -9.3 0.7 6 300 8350 55 7 -5.7 -4.0 | 81 10 -10.3 -1.6 7 292 8518 55 7 -5.7 -4.0 | 81 10 -10.3 -1.6 8 250 9480 45 5 -3.5 -3.5 | 82 8 -8.1 -1.1 9 200 10870 155 5 -2.1 4.5 | 136 10 -6.7 7.0 10 150 12660 165 7 -1.8 6.8 | 145 11 -6.4 9.2 11 100 15180 175 11 -1.0 11.0 | 158 14 -5.5 13.4 12 70 17390 200 19 6.5 17.9 | 185 20 1.9 20.3 Wind Parameters Mean winds (0-6000m): 268.2 at 6.9 knts Storm direction: 298.2 at 5.2 knts Shear (0-3000m) pos: 0.5 neg: 1.4 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 107.7 deg Storm rel helicity (0-3000m) pos: 2.6 neg: -7.8 tot: -5.2 m^2/s^2 ave: -1.7 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 2.8 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 43.17 Bulk Shear: 1.61 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 ------------------------------------------------------------------------------- 500 288 4 145 1| 0.0 6.1 6.1| 0.5 -0.1 0.3 0.7 0.35| 6.5 2.3 1000 292 6 250 1| 1.4 3.1 4.4| 2.2 -0.1 2.0 2.0 0.51| 4.7 2.4 1500 296 7 289 2| 0.9 2.2 3.1| 2.6 -1.2 1.3 0.9 0.37| 3.7 1.4 2000 295 7 287 2| 0.7 1.8 2.5| 2.6 -3.0 -0.4 -0.2 0.18| 3.2 0.6 2500 292 8 278 3| 0.5 1.6 2.1| 2.6 -4.8 -2.2 -0.9 0.05| 2.9 0.1 3000 288 8 269 3| 0.5 1.4 1.8| 2.6 -7.8 -5.2 -1.7 -0.10| 2.8 -0.3 4000 279 8 249 3| 0.3 1.0 1.4| 2.6 -13.9 -11.3 -2.8 -0.27| 2.7 -0.7 5000 273 7 233 3| 0.3 0.8 1.1| 2.6 -21.1 -18.5 -3.7 -0.37| 2.6 -1.0 6000 268 7 221 4| 0.2 0.7 0.9| 2.6 -40.4 -37.8 -6.3 -0.51| 2.8 -1.4 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251208.12.gif