UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 12 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 159 360 1 SFC 993 206 -45.5 -53.5 40 8.0 -45.6 360 1 228.1 228.1 228.0 228.2 0.03 2 984 267 -43.1 -51.1 41 8.0 -43.2 1 2 231.1 231.1 231.0 231.2 0.04 3 926 685 -34.5 -39.1 63 4.6 -34.7 5 5 244.0 244.0 243.5 244.3 0.14 4 925 693 -34.5 -39.1 63 4.6 -34.7 5 5 244.0 244.1 243.6 244.4 0.14 5 879 1047 -32.7 -36.3 70 3.6 -32.9 47 6 249.5 249.5 248.6 250.0 0.20 6 850 1283 -28.7 -31.8 75 3.1 -28.9 75 7 256.1 256.1 254.6 257.0 0.31 7 822 1526 -24.5 -26.8 81 2.3 -24.8 75 7 263.0 263.1 260.6 264.5 0.52 8 786 1852 -25.1 -27.3 82 2.2 -25.4 75 7 265.7 265.8 262.6 267.2 0.52 9 721 2478 -27.9 -30.7 77 2.8 -28.2 75 7 269.3 269.4 265.0 270.5 0.41 10 700 2690 -29.7 -33.0 73 3.3 -30.0 75 7 269.6 269.7 265.1 270.6 0.34 11 632 3404 -36.5 -39.9 71 3.4 -36.7 80 9 269.8 269.9 264.9 270.4 0.19 12 627 3459 -37.9 -41.7 67 3.8 -38.1 80 9 268.9 268.9 264.1 269.3 0.16 13 500 4980 -47.3 -52.0 58 4.7 -47.4 90 13 275.4 275.4 268.4 275.6 0.06 14 487 5154 -47.9 -52.6 58 4.7 -48.0 92 13 276.7 276.7 269.2 276.9 0.06 15 430 5963 -53.5 -59.5 48 6.0 -53.6 104 12 279.6 279.6 270.9 279.7 0.03 16 409 6281 -58.7 -64.7 46 6.0 -58.7 108 11 276.9 276.9 269.3 277.0 0.02 17 400 6420 -59.7 -65.7 45 6.0 -59.7 110 11 277.4 277.4 269.6 277.4 0.01 18 388 6610 -61.5 -68.5 39 7.0 -61.6 111 11 277.5 277.5 269.6 277.5 0.01 19 351 7228 -63.7 -69.7 44 6.0 -63.7 115 9 282.6 282.6 272.6 282.6 0.01 20 300 8200 -60.3 -67.3 39 7.0 -60.4 95 11 300.3 300.3 281.5 300.4 0.01 21 253 9265 -58.3 -65.3 40 7.0 -58.4 95 5 318.3 318.3 288.2 318.4 0.02 22 250 9340 -58.7 -66.7 35 8.0 -58.8 95 5 318.8 318.8 288.3 318.9 0.02 23 200 10740 -59.3 -69.3 26 10.0 -59.4 95 5 338.9 338.9 294.0 338.9 0.02 24 160 12138 -60.1 -72.1 19 12.0 -60.3 111 3 359.8 359.8 298.7 359.9 0.01 25 150 12540 -61.3 -77.3 10 16.0 -61.4 115 3 364.5 364.5 299.5 364.5 0.01 26 103 14858 -62.7 -77.7 12 15.0 -62.9 124 7 403.2 403.2 305.6 403.2 0.01 27 100 15040 -62.9 -78.9 10 16.0 -63.1 125 7 406.2 406.2 306.0 406.2 0.01 28 70 17210 -69.1 -84.1 10 15.0 -69.2 175 15 436.6 436.6 309.5 436.6 0.00 29 64 17743 -70.9 -85.9 9 15.0 -71.0 443.9 443.9 310.3 444.0 0.00 30 51 19093 -69.5 -84.5 10 15.0 -69.6 477.0 477.0 313.2 477.0 0.01 TRP 351 7228 -63.7 -69.7 44 6.0 -63.7 115 9 282.6 282.6 272.6 282.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 4821.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 68.33 % Est. max temperature: -15.89 C = 3.39 F Sfc-Lift cond lev (LCL): 858.95 mb = 1209.36 m = 3967.66 ft T: -29.95 C 700-500 lapse rate: 7.69 C/km Conv cond level (CCL): 993.00 mb = 205.99 m = 675.80 ft Mean mixing ratio: 0.11 g/kg Conv temperature: -41.01 C = -41.82 F Cap Strength: 26.82 C Lifted Index: 29.03 C Risk: None Lifted Index @300 mb: 42.75 C Lifted Index @700 mb: 26.82 C Showalter Index: 15.14 C Risk: None Total Totals Index: 34.10 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 15.50 C K Index: -16.50 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 4.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 64.66 J/kg Max Up Vert Vel: 11.37 m/s Conv Inhibition (B-): 40735.41 J/kg Cap Strength: 28.74 C Lift Cond Lev (LCL): 878.64 mb = 1050.00 m = 3444.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 113 at 7 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 ---------------------------------------------------------- 0 993 206 360 1 -0.0 -1.0 | 301 7 6.1 -3.6 1 925 693 5 5 -0.4 -5.0 | 323 9 5.7 -7.6 2 850 1283 75 7 -6.8 -1.8 | 9 4 -0.7 -4.4 3 700 2690 75 7 -6.8 -1.8 | 9 4 -0.7 -4.4 4 500 4980 90 13 -13.0 0.0 | 69 7 -6.9 -2.6 5 400 6420 110 11 -10.3 3.8 | 105 4 -4.2 1.1 6 351 7228 115 9 -8.2 3.8 | 120 2 -2.1 1.2 7 300 8200 95 11 -11.0 1.0 | 71 5 -4.9 -1.7 8 250 9340 95 5 -5.0 0.4 | 333 2 1.1 -2.2 9 200 10740 95 5 -5.0 0.4 | 333 2 1.1 -2.2 10 150 12540 115 3 -2.7 1.3 | 292 4 3.4 -1.4 11 100 15040 125 7 -5.7 4.0 | 194 1 0.4 1.4 12 70 17210 175 15 -1.3 14.9 | 201 13 4.8 12.3 Wind Parameters Mean winds (0-6000m): 83.3 at 8.8 knts Storm direction: 113.3 at 6.6 knts Shear (0-3000m) pos: 1.4 neg: 0.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 85.2 deg Storm rel helicity (0-3000m) pos: 19.6 neg: 0.0 tot: 19.6 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.34 Bulk Shear: 10.20 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 4 3 314 8| 4.2 0.0 4.2| 7.2 0.0 7.2 14.5 0.82| 4.2 3.4 1000 27 4 328 8| 3.3 0.0 3.3| 17.0 0.0 17.0 17.0 0.78| 5.4 4.2 1500 49 5 341 6| 2.3 0.0 2.3| 17.9 0.0 17.9 11.9 0.76| 4.0 3.0 2000 58 6 347 6| 1.8 0.0 1.8| 17.9 0.0 17.9 8.9 0.76| 3.0 2.3 2500 63 6 351 5| 1.4 0.0 1.4| 17.9 0.0 17.9 7.2 0.77| 2.4 1.8 3000 66 6 355 5| 1.4 0.0 1.4| 19.6 0.0 19.6 6.5 0.79| 2.2 1.8 4000 72 7 8 5| 1.4 0.0 1.4| 23.2 0.0 23.2 5.8 0.81| 2.0 1.6 5000 78 8 24 5| 1.3 0.0 1.3| 27.4 0.0 27.4 5.5 0.81| 1.9 1.6 6000 83 9 36 5| 1.0 0.0 1.0| 31.2 0.0 31.2 5.2 0.80| 1.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251212.00.gif