UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U4122... Searching the city database file for: U4122 ... Date:1200Z 6 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 85 SFC 983 206 -30.7 -35.7 61 5.0 -31.0 300 5 243.6 243.7 243.3 244.1 0.19 2 950 449 -25.9 -30.1 68 4.2 -26.3 339 13 250.9 251.0 250.2 251.8 0.33 3 934 571 -26.5 -30.4 70 3.9 -26.8 359 17 251.5 251.6 250.7 252.4 0.33 4 925 641 -24.7 -28.5 71 3.8 -25.1 10 19 254.1 254.1 253.1 255.1 0.39 5 899 852 -21.5 -24.6 76 3.1 -21.9 8 18 259.4 259.5 257.9 261.0 0.58 6 850 1268 -21.3 -24.3 77 3.0 -21.7 5 15 263.8 263.9 261.5 265.6 0.63 7 824 1497 -21.1 -24.1 77 3.0 -21.5 7 16 266.4 266.5 263.4 268.3 0.66 8 766 2034 -22.7 -25.6 77 2.9 -23.1 13 18 270.3 270.4 266.1 272.1 0.62 9 700 2691 -25.7 -29.5 70 3.8 -26.1 20 21 274.0 274.1 268.3 275.4 0.47 10 655 3169 -27.9 -32.3 66 4.4 -28.3 25 19 276.8 276.9 269.9 278.0 0.39 11 500 5050 -41.5 -44.8 70 3.3 -41.6 45 13 282.4 282.5 272.8 282.9 0.14 12 400 6540 -49.5 -53.0 67 3.5 -49.6 80 7 290.7 290.7 277.1 290.9 0.07 13 300 8370 -59.9 -63.5 63 3.6 -59.9 125 23 300.9 300.9 281.8 301.0 0.02 14 285 8692 -61.7 -65.0 65 3.3 -61.7 125 23 302.8 302.8 282.5 302.9 0.02 15 250 9510 -61.3 -64.7 64 3.4 -61.3 110 19 314.9 314.9 287.1 315.0 0.03 16 200 10900 -58.5 -62.6 59 4.1 -58.6 125 15 340.1 340.1 294.4 340.3 0.04 17 185 11394 -57.7 -62.0 58 4.3 -57.8 134 14 349.1 349.1 296.5 349.3 0.05 18 150 12720 -58.7 -63.7 52 5.0 -58.8 160 11 368.9 369.0 300.4 369.2 0.05 19 101 15179 -61.7 -68.7 39 7.0 -61.9 180 15 407.4 407.4 306.2 407.5 0.04 20 100 15240 -61.9 -68.9 39 7.0 -62.0 180 15 408.1 408.1 306.3 408.3 0.04 21 70 17440 -63.7 -72.7 28 9.0 -63.9 190 23 448.1 448.1 310.7 448.3 0.03 22 50 19480 -67.9 -77.9 23 10.0 -68.1 195 31 483.5 483.5 313.7 483.6 0.02 23 41 20669 -68.1 -78.1 23 10.0 -68.3 511.2 511.2 315.7 511.4 0.02 24 30 22530 -70.5 -80.5 22 10.0 -70.7 552.4 552.5 318.2 552.6 0.02 TRP 285 8692 -61.7 -65.0 65 3.3 -61.7 125 23 302.8 302.8 282.5 302.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 4965.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 70.99 % Est. max temperature: -8.95 C = 15.89 F Sfc-Lift cond lev (LCL): 902.79 mb = 820.48 m = 2691.83 ft T: -21.97 C 700-500 lapse rate: 6.70 C/km ThetaE index: 0.00 C Layer 983.0-949195686700696731648.0 mb Conv cond level (CCL): 983.00 mb = 205.92 m = 675.58 ft Mean mixing ratio: 0.39 g/kg Conv temperature: -27.84 C = -18.11 F Cap Strength: 20.24 C Lifted Index: 23.23 C Risk: None Lifted Index @300 mb: 33.13 C Lifted Index @700 mb: 18.23 C Showalter Index: 13.91 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 17.20 C K Index: -7.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.58 J/kg Max Up Vert Vel: 11.45 m/s Conv Inhibition (B-): 49722.50 J/kg Cap Strength: 23.19 C Lift Cond Lev (LCL): 882.31 mb = 990.78 m = 3250.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 55 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 ---------------------------------------------------------- 0 983 206 300 5 4.3 -2.5 | 253 15 13.9 4.3 1 925 641 10 19 -3.3 -18.7 | 332 13 6.3 -11.9 2 850 1268 5 15 -1.3 -14.9 | 315 12 8.2 -8.2 3 700 2691 20 21 -7.2 -19.7 | 350 13 2.4 -13.0 4 500 5050 45 13 -9.2 -9.2 | 352 2 0.4 -2.4 5 400 6540 80 7 -6.9 -1.2 | 206 6 2.7 5.6 6 300 8370 125 23 -18.8 13.2 | 155 22 -9.3 20.0 7 285 8692 125 23 -18.8 13.2 | 155 22 -9.3 20.0 8 250 9510 110 19 -17.9 6.5 | 148 16 -8.3 13.3 9 200 10900 125 15 -12.3 8.6 | 170 16 -2.7 15.4 10 150 12720 160 11 -3.8 10.3 | 199 18 5.8 17.1 11 100 15240 180 15 0.0 15.0 | 204 24 9.5 21.8 12 70 17440 190 23 4.0 22.7 | 205 32 13.5 29.4 13 50 19480 195 31 8.0 29.9 | 206 41 17.6 36.7 Wind Parameters Mean winds (0-6000m): 24.7 at 15.6 knts Storm direction: 54.7 at 11.7 knts Shear (0-3000m) pos: 3.9 neg: 0.6 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 100.3 deg Storm rel helicity (0-3000m) pos: 102.0 neg: -10.7 tot: 91.3 m^2/s^2 ave: 30.4 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 4.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 10.96 Bulk Shear: 5.98 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 ------------------------------------------------------------------------------- 500 360 13 302 11| 18.0 0.0 18.0| 76.0 0.0 76.0 152.0 0.99| 20.7 20.5 1000 4 15 314 12| 9.0 1.7 10.7| 76.0 -10.1 65.9 65.9 0.71| 12.1 8.7 1500 5 15 316 12| 6.6 1.2 7.8| 82.4 -10.7 71.7 47.8 0.72| 8.9 6.4 2000 8 16 320 12| 5.6 0.9 6.5| 90.8 -10.7 80.1 40.1 0.75| 7.3 5.5 2500 10 17 326 12| 5.0 0.7 5.7| 99.7 -10.7 89.0 35.6 0.77| 6.4 4.9 3000 13 17 330 12| 3.9 0.6 4.5|102.0 -10.7 91.3 30.4 0.73| 5.8 4.2 4000 17 17 335 11| 2.6 0.4 3.0|103.7 -10.7 93.0 23.2 0.66| 4.9 3.3 5000 21 17 338 10| 1.8 0.3 2.2|103.7 -11.0 92.7 18.5 0.58| 4.4 2.6 6000 25 16 338 8| 1.2 0.3 1.5|103.9 -11.2 92.7 15.4 0.48| 4.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251206.12.gif