UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:1200Z 27 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 109 SFC 988 205 1.4 -6.6 55 8.0 -1.4 40 5 275.5 275.9 272.3 282.1 2.36 2 925 725 -2.5 -9.5 59 7.0 -4.8 155 7 276.8 277.1 272.5 282.4 2.01 3 850 1396 -8.9 -12.7 74 3.8 -9.9 180 7 276.8 277.1 272.1 281.6 1.69 4 820 1673 -10.7 -13.9 77 3.2 -11.5 174 7 277.8 278.0 272.5 282.3 1.59 5 818 1692 -11.1 -14.1 78 3.0 -11.9 174 7 277.5 277.8 272.3 282.0 1.57 6 700 2867 -20.1 -25.1 64 5.0 -20.9 150 7 280.2 280.3 272.5 282.4 0.71 7 665 3245 -24.1 -29.0 64 4.9 -24.7 152 9 279.9 280.0 272.0 281.5 0.52 8 624 3708 -27.1 -30.5 73 3.4 -27.5 155 12 281.6 281.7 272.9 283.1 0.48 9 523 4965 -33.9 -38.6 62 4.7 -34.3 163 21 288.0 288.0 276.0 288.8 0.26 10 500 5280 -35.5 -40.0 63 4.5 -35.8 165 23 289.8 289.8 276.9 290.5 0.24 11 434 6246 -41.9 -46.9 58 5.0 -42.1 171 29 293.6 293.6 278.6 294.0 0.13 12 400 6790 -46.9 -51.9 57 5.0 -47.0 175 33 294.0 294.0 278.7 294.3 0.08 13 377 7182 -49.9 -54.7 57 4.8 -50.0 178 32 295.1 295.1 279.2 295.3 0.06 14 362 7449 -50.9 -55.9 55 5.0 -51.0 179 31 297.2 297.2 280.2 297.4 0.05 15 358 7522 -51.1 -56.1 55 5.0 -51.2 180 31 297.9 297.9 280.5 298.1 0.05 16 333 7995 -51.7 -57.7 49 6.0 -51.8 182 27 303.3 303.3 282.8 303.5 0.05 17 300 8680 -48.7 -56.7 39 8.0 -48.9 185 21 316.7 316.7 287.8 316.9 0.06 18 250 9880 -46.1 -58.1 24 12.0 -46.6 205 9 337.5 337.5 293.7 337.8 0.06 19 231 10407 -45.3 -59.3 19 14.0 -45.9 196 8 346.5 346.5 295.9 346.7 0.06 20 225 10583 -44.3 -58.3 20 14.0 -44.9 193 7 350.6 350.6 296.8 350.9 0.06 21 200 11370 -46.3 -62.3 15 16.0 -46.9 180 5 359.5 359.5 298.6 359.7 0.04 22 150 13270 -47.5 -64.5 12 17.0 -48.2 300 5 388.2 388.2 303.6 388.4 0.04 23 100 15950 -48.3 -65.3 12 17.0 -49.3 360 5 434.4 434.4 309.3 434.7 0.06 24 70 18300 -49.7 -67.7 10 18.0 -50.9 50 3 478.1 478.1 313.3 478.4 0.06 25 50 20500 -48.7 -66.7 11 18.0 -50.4 50 7 528.7 528.7 316.9 529.3 0.10 26 44 21339 -49.7 -67.7 10 18.0 -51.5 39 6 546.0 546.0 317.9 546.6 0.10 27 30 23840 -50.9 -68.9 10 18.0 -53.0 5 5 605.9 605.9 320.9 606.8 0.12 28 28 24289 -50.1 -68.1 10 18.0 -52.5 14 5 620.2 620.2 321.5 621.3 0.14 29 26 24772 -50.3 -68.3 10 18.0 -52.8 23 6 632.9 633.0 322.0 634.1 0.15 30 20 26480 -50.9 -68.9 10 18.0 -53.8 55 7 680.4 680.4 323.9 681.9 0.18 31 15 28377 -45.1 -65.1 9 20.0 -50.6 758.0 758.2 326.3 761.8 0.40 32 13 29330 -46.7 -65.7 10 19.0 -52.0 784.1 784.3 327.0 788.3 0.43 TRP 358 7522 -51.1 -56.1 55 5.0 -51.2 180 31 297.9 297.9 280.5 298.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5171.00 m Freezing level: 965.38 mb = 391.62 m = 1284.84 ft Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 67.23 % Est. max temperature: 3.10 C = 37.57 F Sfc-Lift cond lev (LCL): 872.04 mb = 1192.88 m = 3913.61 ft T: -6.96 C 700-500 lapse rate: 6.38 C/km ThetaE index: 0.78 C Layer 850.0- 820.0 mb Conv cond level (CCL): 823.05 mb = 1644.54 m = 5395.40 ft Mean mixing ratio: 2.08 g/kg Conv temperature: 3.57 C = 38.42 F Cap Strength: 5.40 C Lifted Index: 6.67 C Risk: None Lifted Index @300 mb: 24.46 C Lifted Index @700 mb: 0.92 C Showalter Index: 7.14 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 22.80 C K Index: 8.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 1.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.72 J/kg Max Up Vert Vel: 3.07 m/s Conv Inhibition (B-): 61304.71 J/kg Cap Strength: 6.15 C Lift Cond Lev (LCL): 839.24 mb = 1494.27 m = 4902.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 194 at 10 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 ---------------------------------------------------------- 0 988 205 40 5 -3.2 -3.8 | 22 15 -5.6 -13.5 1 925 725 155 7 -3.0 6.3 | 58 6 -5.3 -3.4 2 850 1396 180 7 0.0 7.0 | 41 4 -2.3 -2.7 3 700 2867 150 7 -3.5 6.1 | 58 7 -5.8 -3.6 4 500 5280 165 23 -6.0 22.2 | 146 15 -8.3 12.5 5 400 6790 175 33 -2.9 32.9 | 167 24 -5.2 23.2 6 358 7522 180 31 0.0 31.0 | 174 21 -2.3 21.3 7 300 8680 185 21 1.8 20.9 | 177 11 -0.5 11.2 8 250 9880 205 9 3.8 8.2 | 317 2 1.5 -1.5 9 200 11370 180 5 0.0 5.0 | 27 5 -2.3 -4.7 10 150 13270 300 5 4.3 -2.5 | 351 12 2.0 -12.2 11 100 15950 360 5 -0.0 -5.0 | 9 15 -2.3 -14.7 12 70 18300 50 3 -2.3 -1.9 | 22 13 -4.6 -11.6 13 50 20500 50 7 -5.4 -4.5 | 29 16 -7.7 -14.2 14 30 23840 5 5 -0.4 -5.0 | 11 15 -2.8 -14.7 15 20 26480 55 7 -5.7 -4.0 | 31 16 -8.1 -13.7 Wind Parameters Mean winds (0-6000m): 163.6 at 13.3 knts Storm direction: 193.6 at 10.0 knts Shear (0-3000m) pos: 1.9 neg: 0.6 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 54.7 deg Storm rel helicity (0-3000m) pos: 30.1 neg: -1.5 tot: 28.6 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 16.01 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 ------------------------------------------------------------------------------- 500 109 6 46 11| 10.1 0.0 10.1| 24.4 0.0 24.4 48.9 0.64| 11.9 7.7 1000 146 6 54 7| 5.7 0.0 5.7| 24.4 -0.9 23.5 23.5 0.47| 7.4 3.5 1500 159 7 53 6| 3.8 0.0 3.8| 24.9 -1.5 23.5 15.6 0.42| 5.5 2.3 2000 162 7 53 5| 2.8 0.3 3.2| 25.6 -1.5 24.1 12.1 0.42| 4.4 1.9 2500 161 7 54 6| 2.3 0.5 2.8| 26.0 -1.5 24.5 9.8 0.41| 3.8 1.5 3000 159 7 56 6| 1.9 0.6 2.5| 30.1 -1.5 28.6 9.5 0.47| 3.6 1.7 4000 158 8 70 6| 2.2 0.5 2.7| 42.8 -1.5 41.3 10.3 0.57| 3.6 2.0 5000 161 11 94 6| 2.5 0.4 2.9| 58.1 -1.5 56.6 11.3 0.60| 3.6 2.1 6000 164 13 117 7| 2.7 0.3 3.0| 79.0 -1.5 77.6 12.9 0.60| 3.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250427.12.gif