UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 21 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 121 SFC 989 206 -10.7 -18.7 52 8.0 -12.3 130 3 263.3 263.4 261.5 265.7 0.88 2 953 493 -7.3 -15.3 53 8.0 -9.2 199 5 269.5 269.7 266.7 273.0 1.22 3 925 725 -9.3 -19.3 44 10.0 -11.4 255 7 269.8 269.9 266.3 272.4 0.90 4 883 1082 -12.9 -22.9 43 10.0 -14.7 258 9 269.7 269.8 265.8 271.7 0.69 5 850 1373 -13.1 -24.1 39 11.0 -15.0 260 11 272.4 272.5 267.5 274.3 0.64 6 806 1775 -14.7 -27.7 32 13.0 -16.7 259 13 274.9 275.0 268.9 276.4 0.49 7 700 2825 -20.7 -37.7 20 17.0 -22.5 255 19 279.6 279.6 271.3 280.2 0.21 8 669 3159 -22.7 -39.7 20 17.0 -24.3 247 23 281.0 281.0 272.1 281.6 0.18 9 595 4014 -25.3 -45.3 14 20.0 -26.9 226 35 287.5 287.5 275.6 287.9 0.11 10 537 4757 -26.1 -34.1 47 8.0 -27.1 208 45 295.1 295.2 279.7 296.4 0.40 11 534 4798 -26.5 -34.5 47 8.0 -27.5 207 46 295.1 295.2 279.7 296.4 0.38 12 500 5270 -29.7 -38.7 41 9.0 -30.6 195 52 296.8 296.9 280.3 297.7 0.27 13 406 6719 -40.7 -49.7 37 9.0 -41.1 195 50 300.8 300.8 281.8 301.2 0.10 14 400 6820 -41.1 -50.1 37 9.0 -41.5 195 50 301.6 301.6 282.1 301.9 0.10 15 300 8730 -53.1 -63.1 29 10.0 -53.2 190 69 310.5 310.5 285.5 310.6 0.03 16 281 9150 -55.6 -65.6 28 10.0 -55.7 190 69 312.8 312.8 286.4 312.9 0.02 17 260 9642 -58.5 -68.5 27 10.0 -58.6 185 66 315.5 315.5 287.3 315.6 0.01 18 250 9890 -56.3 -67.3 24 11.0 -56.5 190 58 322.4 322.4 289.5 322.4 0.02 19 208 11073 -51.9 -63.9 22 12.0 -52.2 182 46 346.7 346.7 295.9 346.8 0.03 20 200 11330 -48.3 -61.3 21 13.0 -48.8 180 44 356.3 356.3 298.0 356.5 0.05 21 196 11463 -46.7 -60.7 19 14.0 -47.3 180 43 360.9 360.9 298.9 361.1 0.05 22 162 12716 -49.1 -64.1 16 15.0 -49.7 184 34 377.1 377.1 301.8 377.3 0.04 23 150 13220 -48.9 -64.9 14 16.0 -49.5 185 31 385.8 385.8 303.2 386.0 0.04 24 101 15834 -46.9 -65.9 10 19.0 -48.0 195 21 435.9 435.9 309.5 436.2 0.05 25 100 15900 -46.9 -65.9 10 19.0 -48.1 195 21 437.1 437.1 309.6 437.4 0.05 26 80 17372 -50.1 -69.1 9 19.0 -51.1 189 17 459.3 459.3 311.7 459.6 0.04 27 70 18250 -48.5 -67.5 9 19.0 -49.8 185 15 480.6 480.6 313.5 481.0 0.06 28 60 19259 -48.1 -68.1 8 20.0 -49.7 194 13 503.2 503.2 315.2 503.6 0.07 29 50 20450 -50.1 -69.1 9 19.0 -51.7 205 11 525.4 525.4 316.6 525.9 0.07 30 46 20993 -51.1 -70.1 9 19.0 -52.6 202 10 535.7 535.7 317.3 536.1 0.07 31 37 22412 -49.7 -69.7 8 20.0 -51.8 193 9 573.7 573.7 319.4 574.3 0.09 32 30 23780 -50.7 -69.7 9 19.0 -52.9 185 7 606.4 606.5 320.9 607.2 0.11 33 20 26430 -50.7 -70.7 8 20.0 -53.7 200 9 681.0 681.0 323.9 682.2 0.14 34 12 29759 -51.9 -71.9 7 20.0 -55.8 196 10 783.9 784.0 326.9 785.7 0.19 35 10 30950 -49.1 -69.1 8 20.0 -54.5 195 11 836.3 836.4 328.2 839.9 0.35 36 7.8 32588 -47.1 -67.1 8 20.0 -54.0 905.9 906.2 329.7 912.5 0.59 TRP 260 9642 -58.5 -68.5 27 10.0 -58.6 185 66 315.5 315.5 287.3 315.6 0.01 WND 281 9150 -55.6 -65.6 28 10.0 -55.7 190 69 312.8 312.8 286.4 312.9 0.02 Sounding variables and indices 1000-500 mb thick: 5149.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 31.80 % Est. max temperature: -0.99 C = 30.23 F Sfc-Lift cond lev (LCL): 869.29 mb = 1201.75 m = 3942.72 ft T: -12.98 C 700-500 lapse rate: 3.68 C/km ThetaE index: 1.29 C Layer 925.0- 850.0 mb Conv cond level (CCL): 678.57 mb = 3054.02 m = 10019.64 ft Mean mixing ratio: 0.96 g/kg Conv temperature: 6.49 C = 43.68 F Cap Strength: 20.26 C Lifted Index: 21.14 C Risk: None Lifted Index @300 mb: 27.80 C Lifted Index @700 mb: 8.75 C Showalter Index: 18.74 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 5.60 C K Index: -24.50 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 4.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.95 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 75546.73 J/kg Cap Strength: 21.05 C Lift Cond Lev (LCL): 813.29 mb = 1706.67 m = 5599.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 243 at 21 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 ---------------------------------------------------------- 0 989 206 130 3 -2.3 1.9 | 70 22 -20.9 -7.5 1 925 725 255 7 6.8 1.8 | 57 14 -11.8 -7.7 2 850 1373 260 11 10.8 1.9 | 46 11 -7.8 -7.6 3 700 2825 255 19 18.4 4.9 | 3 5 -0.2 -4.6 4 500 5270 195 52 13.5 50.2 | 173 41 -5.1 40.8 5 400 6820 195 50 12.9 48.3 | 172 39 -5.7 38.8 6 300 8730 190 69 12.0 68.0 | 174 59 -6.6 58.5 7 281 9150 190 69 12.0 68.0 | 174 59 -6.6 58.5 8 260 9642 185 66 5.8 65.7 | 167 58 -12.8 56.3 9 250 9890 190 58 10.1 57.1 | 170 48 -8.5 47.6 10 200 11330 180 44 0.0 44.0 | 152 39 -18.6 34.5 11 150 13220 185 31 2.7 30.9 | 143 27 -15.9 21.4 12 100 15900 195 21 5.4 20.3 | 129 17 -13.2 10.8 13 70 18250 185 15 1.3 14.9 | 108 18 -17.3 5.5 14 50 20450 205 11 4.6 10.0 | 92 14 -14.0 0.5 15 30 23780 185 7 0.6 7.0 | 82 18 -18.0 -2.5 16 20 26430 200 9 3.1 8.5 | 86 16 -15.5 -1.0 17 10 30950 195 11 2.8 10.6 | 94 16 -15.8 1.1 Wind Parameters Mean winds (0-6000m): 213.0 at 27.8 knts Storm direction: 243.0 at 20.9 knts Shear (0-3000m) pos: 2.6 neg: 2.1 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): -168.2 deg Storm rel helicity (0-3000m) pos: 10.5 neg: -40.7 tot: -30.2 m^2/s^2 ave: -10.1 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.32 Bulk Shear: 70.66 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 ------------------------------------------------------------------------------- 500 228 5 68 16| 9.0 0.0 9.0| 10.5 -17.0 -6.5 -13.0 -0.21| 11.3 -2.4 1000 250 7 60 14| 6.2 0.0 6.2| 10.5 -24.7 -14.2 -14.2 -0.32| 7.4 -2.4 1500 255 8 55 13| 5.1 0.0 5.1| 10.5 -29.2 -18.7 -12.5 -0.36| 5.9 -2.1 2000 256 10 52 12| 3.8 0.7 4.5| 10.5 -32.5 -22.0 -11.0 -0.39| 5.2 -2.0 2500 256 11 49 10| 3.1 1.1 4.2| 10.5 -35.6 -25.0 -10.0 -0.42| 4.7 -2.0 3000 255 13 46 9| 2.6 2.1 4.6| 10.5 -40.7 -30.2 -10.1 -0.53| 5.1 -2.7 4000 243 17 64 4| 1.9 3.7 5.6| 10.5 -66.8 -56.3 -14.1 -0.51| 6.3 -3.2 5000 223 23 158 8| 1.5 4.8 6.3| 10.5-164.6-154.1 -30.8 -0.52| 7.4 -3.8 6000 213 28 166 14| 1.3 4.0 5.3| 10.5-180.0-169.5 -28.2 -0.52| 6.4 -3.3 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250421.00.gif