UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 25 APR 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 55 SFC 981 206 -1.1 -12.1 43 11.0 -4.4 120 9 273.5 273.8 269.8 277.9 1.54 2 949 467 -3.5 -15.5 39 12.0 -6.7 143 19 273.7 273.9 269.4 277.2 1.20 3 937 567 -2.9 -14.9 39 12.0 -6.2 151 23 275.3 275.5 270.5 279.0 1.28 4 925 668 -2.5 -11.5 50 9.0 -5.3 160 27 276.8 277.0 272.1 281.6 1.71 5 910 798 -2.7 -7.7 68 5.0 -4.4 159 27 277.8 278.2 273.7 284.5 2.35 6 908 816 -2.9 -7.8 69 4.9 -4.6 159 27 277.8 278.2 273.7 284.4 2.34 7 850 1337 -6.7 -13.7 57 7.0 -8.7 155 29 279.1 279.4 273.2 283.6 1.56 8 768 2122 -13.5 -17.2 74 3.7 -14.4 160 28 280.0 280.2 273.3 283.8 1.29 9 700 2826 -15.9 -19.0 77 3.1 -16.6 165 27 284.9 285.1 275.9 288.5 1.22 10 692 2912 -16.1 -19.1 78 3.0 -16.8 164 27 285.6 285.8 276.3 289.3 1.22 11 657 3300 -17.7 -21.8 70 4.1 -18.6 159 26 288.1 288.2 277.2 291.2 1.02 12 608 3873 -21.9 -28.9 53 7.0 -22.9 152 25 289.7 289.8 277.4 291.5 0.58 13 578 4244 -22.5 -28.5 58 6.0 -23.4 148 25 293.2 293.3 279.2 295.2 0.63 14 517 5051 -27.9 -32.4 65 4.5 -28.5 138 23 296.2 296.3 280.4 297.8 0.49 15 500 5290 -28.9 -33.6 64 4.7 -29.5 135 23 297.8 297.9 281.0 299.3 0.45 16 472 5701 -31.5 -36.3 63 4.8 -32.0 138 22 299.5 299.6 281.7 300.8 0.36 17 400 6850 -41.5 -47.5 52 6.0 -41.8 145 19 301.1 301.1 282.0 301.5 0.13 18 394 6952 -42.7 -49.7 46 7.0 -43.0 144 19 300.8 300.8 281.8 301.2 0.10 19 300 8740 -55.1 -63.1 36 8.0 -55.2 120 17 307.7 307.7 284.5 307.8 0.03 20 286 9045 -56.7 -64.7 36 8.0 -56.8 125 23 309.6 309.6 285.2 309.7 0.02 21 250 9910 -52.5 -61.5 33 9.0 -52.7 130 31 328.0 328.0 291.2 328.2 0.04 22 233 10369 -49.9 -59.9 30 10.0 -50.2 135 28 338.6 338.6 294.0 338.8 0.05 23 200 11370 -49.9 -62.9 20 13.0 -50.3 145 21 353.8 353.8 297.5 353.9 0.04 24 150 13250 -49.1 -65.1 14 16.0 -49.7 150 21 385.5 385.5 303.1 385.7 0.04 25 148 13338 -49.3 -65.3 14 16.0 -49.9 149 21 386.6 386.6 303.3 386.8 0.04 26 135 13943 -45.3 -62.3 13 17.0 -46.3 141 18 404.0 404.0 305.8 404.3 0.06 27 100 15920 -49.5 -67.5 10 18.0 -50.4 115 9 432.1 432.1 309.1 432.3 0.04 28 70 18260 -49.7 -67.7 10 18.0 -50.9 125 9 478.1 478.1 313.3 478.4 0.06 29 50 20460 -50.3 -68.3 10 18.0 -51.8 115 9 524.9 525.0 316.6 525.4 0.08 30 35 22784 -51.1 -69.1 10 18.0 -52.9 579.2 579.3 319.6 579.9 0.10 31 31 23573 -51.1 -69.1 10 18.0 -53.1 599.7 599.7 320.6 600.5 0.11 TRP 286 9045 -56.7 -64.7 36 8.0 -56.8 125 23 309.6 309.6 285.2 309.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5235.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 63.37 % Est. max temperature: 4.66 C = 40.39 F Sfc-Lift cond lev (LCL): 825.04 mb = 1567.51 m = 5142.67 ft T: -8.70 C 700-500 lapse rate: 5.28 C/km ThetaE index: 0.83 C Layer 908.0- 768.0 mb Conv cond level (CCL): 748.88 mb = 2313.25 m = 7589.30 ft Mean mixing ratio: 1.71 g/kg Conv temperature: 6.64 C = 43.95 F Cap Strength: 13.27 C Lifted Index: 14.44 C Risk: None Lifted Index @300 mb: 19.09 C Lifted Index @700 mb: 6.17 C Showalter Index: 12.18 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 15.20 C K Index: 5.40 Risk: None Sweat Index: 81.00 Risk: None Energy Index: 3.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.45 J/kg Max Up Vert Vel: 7.27 m/s Conv Inhibition (B-): 49095.57 J/kg Cap Strength: 14.27 C Lift Cond Lev (LCL): 812.00 mb = 1690.76 m = 5547.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 182 at 19 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 ---------------------------------------------------------- 0 981 206 120 9 -7.8 4.5 | 31 17 -8.6 -14.3 1 925 668 160 27 -9.2 25.4 | 123 12 -10.0 6.6 2 850 1337 155 29 -12.3 26.3 | 120 15 -13.1 7.5 3 700 2826 165 27 -7.0 26.1 | 133 11 -7.8 7.3 4 500 5290 135 23 -16.3 16.3 | 82 17 -17.1 -2.5 5 400 6850 145 19 -10.9 15.6 | 75 12 -11.7 -3.2 6 300 8740 120 17 -14.7 8.5 | 57 19 -15.5 -10.3 7 286 9045 125 23 -18.8 13.2 | 74 20 -19.6 -5.6 8 250 9910 130 31 -23.7 19.9 | 93 25 -24.5 1.2 9 200 11370 145 21 -12.0 17.2 | 83 13 -12.8 -1.6 10 150 13250 150 21 -10.5 18.2 | 87 11 -11.3 -0.6 11 100 15920 115 9 -8.2 3.8 | 31 17 -9.0 -15.0 12 70 18260 125 9 -7.4 5.2 | 31 16 -8.2 -13.6 13 50 20460 115 9 -8.2 3.8 | 31 17 -9.0 -15.0 Wind Parameters Mean winds (0-6000m): 152.4 at 25.0 knts Storm direction: 182.4 at 18.8 knts Shear (0-3000m) pos: 3.6 neg: 0.6 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 91.1 deg Storm rel helicity (0-3000m) pos: 85.1 neg: -8.7 tot: 76.4 m^2/s^2 ave: 25.5 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.91 Bulk Shear: 5.39 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 ------------------------------------------------------------------------------- 500 151 19 76 10| 21.6 0.0 21.6| 75.4 0.0 75.4 150.8 0.97| 22.9 22.1 1000 155 23 103 11| 10.8 1.2 12.0| 75.4 -2.1 73.3 73.3 0.85| 12.6 10.8 1500 156 25 110 12| 7.3 0.8 8.1| 78.0 -2.6 75.4 50.3 0.82| 9.0 7.4 2000 157 26 114 12| 5.4 0.6 6.0| 81.5 -2.6 78.9 39.4 0.80| 7.2 5.8 2500 158 26 117 12| 4.3 0.5 4.8| 84.6 -2.6 81.9 32.8 0.79| 6.1 4.8 3000 159 26 119 12| 3.6 0.6 4.3| 85.1 -8.7 76.4 25.5 0.67| 5.5 3.7 4000 158 26 117 12| 2.7 1.2 3.9| 85.1 -25.5 59.6 14.9 0.43| 4.9 2.1 5000 155 26 111 12| 2.2 1.4 3.6| 85.1 -43.7 41.4 8.3 0.28| 4.5 1.2 6000 152 25 106 13| 1.8 1.2 3.0| 85.1 -48.5 36.6 6.1 0.23| 4.0 0.9 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250425.00.gif