UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:1200Z 17 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 -46 SFC 968 209 -2.5 -6.5 74 4.0 -3.8 110 3 273.2 273.6 271.1 279.9 2.42 2 925 564 -5.1 -8.2 79 3.1 -6.1 190 9 274.1 274.5 271.3 280.3 2.22 3 861 1123 -10.1 -12.0 86 1.9 -10.6 228 12 274.6 274.8 270.8 279.5 1.77 4 850 1222 -10.9 -12.7 87 1.8 -11.4 235 13 274.7 275.0 270.8 279.5 1.69 5 752 2154 -17.9 -20.1 83 2.2 -18.3 241 22 276.9 277.1 271.1 279.9 1.03 6 700 2687 -22.5 -25.0 80 2.5 -22.9 245 27 277.6 277.7 270.9 279.7 0.72 7 656 3158 -26.1 -28.7 79 2.6 -26.4 248 32 278.7 278.8 271.4 280.4 0.54 8 654 3180 -26.5 -29.4 76 2.9 -26.8 248 32 278.5 278.6 271.2 280.1 0.51 9 622 3540 -28.1 -34.1 56 6.0 -28.7 250 36 280.7 280.8 272.2 281.8 0.34 10 584 3990 -28.9 -38.9 38 10.0 -29.7 253 40 284.9 284.9 274.3 285.6 0.23 11 581 4027 -28.9 -38.9 38 10.0 -29.7 253 41 285.3 285.3 274.6 286.0 0.23 12 505 5011 -36.5 -49.5 25 13.0 -37.1 260 51 287.7 287.7 275.6 288.0 0.08 13 500 5080 -36.7 -49.7 25 13.0 -37.3 260 52 288.3 288.3 275.9 288.6 0.08 14 455 5731 -39.3 -53.3 21 14.0 -39.8 260 61 292.9 292.9 278.2 293.1 0.06 15 425 6195 -43.4 -56.4 23 12.9 -43.8 260 68 293.4 293.4 278.4 293.6 0.04 16 400 6600 -47.1 -59.1 24 12.0 -47.4 265 66 293.8 293.8 278.6 293.9 0.03 17 379 6955 -49.3 -59.3 30 10.0 -49.5 265 62 295.4 295.4 279.3 295.6 0.03 18 334 7783 -49.1 -56.1 44 7.0 -49.3 262 52 306.6 306.6 284.1 306.8 0.06 19 332 7823 -48.3 -59.3 27 11.0 -48.6 262 52 308.2 308.2 284.7 308.4 0.04 20 300 8490 -48.3 -60.3 24 12.0 -48.6 260 44 317.3 317.3 287.9 317.4 0.04 21 250 9700 -47.7 -61.7 18 14.0 -48.1 265 38 335.2 335.2 293.2 335.3 0.04 22 238 10021 -46.7 -61.7 17 15.0 -47.2 265 37 341.4 341.4 294.7 341.6 0.04 23 200 11160 -47.3 -64.3 13 17.0 -47.9 265 33 357.9 357.9 298.3 358.0 0.03 24 150 13060 -47.9 -65.9 11 18.0 -48.6 245 23 387.5 387.5 303.5 387.7 0.04 25 102 15619 -47.7 -66.7 9 19.0 -48.7 226 17 433.1 433.1 309.2 433.4 0.05 26 100 15750 -47.7 -66.7 9 19.0 -48.8 225 17 435.6 435.6 309.4 435.8 0.05 27 71 18007 -48.3 -68.3 8 20.0 -49.7 220 13 479.1 479.1 313.4 479.4 0.05 28 70 18100 -48.7 -68.7 8 20.0 -50.0 220 13 480.2 480.2 313.5 480.5 0.05 29 50 20290 -53.7 -73.7 7 20.0 -54.8 240 13 516.9 516.9 316.1 517.2 0.04 30 48 20553 -53.9 -72.9 8 19.0 -55.0 240 14 522.5 522.5 316.5 522.8 0.04 31 32 23149 -56.7 -74.7 9 18.0 -57.9 244 25 579.3 579.3 319.6 579.6 0.05 32 30 23560 -56.3 -74.3 9 18.0 -57.6 245 27 591.2 591.2 320.2 591.6 0.05 33 20 26140 -55.1 -74.1 8 19.0 -57.1 260 15 667.5 667.5 323.3 668.2 0.08 34 17 27179 -54.5 -73.5 8 19.0 -56.9 701.2 701.2 324.5 702.1 0.11 TRP 379 6955 -49.3 -59.3 30 10.0 -49.5 265 62 295.4 295.4 279.3 295.6 0.03 WND 425 6195 -43.4 -56.4 23 12.9 -43.8 260 68 293.4 293.4 278.4 293.6 0.04 Sounding variables and indices 1000-500 mb thick: 5126.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 65.39 % Est. max temperature: -0.26 C = 31.53 F Sfc-Lift cond lev (LCL): 908.96 mb = 700.33 m = 2297.64 ft T: -6.32 C 700-500 lapse rate: 5.93 C/km ThetaE index: 0.77 C Layer 861.0- 752.0 mb Conv cond level (CCL): 868.75 mb = 1053.03 m = 3454.77 ft Mean mixing ratio: 2.15 g/kg Conv temperature: -1.19 C = 29.87 F Cap Strength: 6.78 C Lifted Index: 7.23 C Risk: None Lifted Index @300 mb: 26.45 C Lifted Index @700 mb: 0.16 C Showalter Index: 7.61 C Risk: None Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 24.00 C K Index: 10.60 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.96 J/kg Max Up Vert Vel: 3.15 m/s Conv Inhibition (B-): 54295.11 J/kg Cap Strength: 6.78 C Lift Cond Lev (LCL): 874.98 mb = 997.33 m = 3272.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 26 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 ---------------------------------------------------------- 0 968 209 110 3 -2.8 1.0 | 104 29 -27.8 6.9 1 925 564 190 9 1.6 8.9 | 122 28 -23.4 14.8 2 850 1222 235 13 10.6 7.5 | 133 20 -14.4 13.4 3 700 2687 245 27 24.5 11.4 | 178 17 -0.5 17.3 4 500 5080 260 52 51.2 9.0 | 240 30 26.2 14.9 5 425 6195 260 68 67.0 11.8 | 247 46 42.0 17.7 6 400 6600 265 66 65.7 5.8 | 254 42 40.7 11.7 7 379 6955 265 62 61.8 5.4 | 253 38 36.8 11.3 8 300 8490 260 44 43.3 7.6 | 234 23 18.3 13.6 9 250 9700 265 38 37.9 3.3 | 234 16 12.9 9.2 10 200 11160 265 33 32.9 2.9 | 222 12 7.9 8.8 11 150 13060 245 23 20.8 9.7 | 165 16 -4.2 15.6 12 100 15750 225 17 12.0 12.0 | 144 22 -13.0 17.9 13 70 18100 220 13 8.4 10.0 | 134 23 -16.6 15.9 14 50 20290 240 13 11.3 6.5 | 132 19 -13.7 12.4 15 30 23560 245 27 24.5 11.4 | 178 17 -0.5 17.3 16 20 26140 260 15 14.8 2.6 | 130 13 -10.2 8.5 Wind Parameters Mean winds (0-6000m): 253.3 at 34.3 knts Storm direction: 283.3 at 25.7 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 92.0 deg Storm rel helicity (0-3000m) pos: 196.1 neg: 0.0 tot: 196.1 m^2/s^2 ave: 65.4 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 141.08 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 ------------------------------------------------------------------------------- 500 182 7 118 28| 10.6 0.0 10.6| 82.2 0.0 82.2 164.4 0.88| 12.5 11.0 1000 207 9 124 25| 7.6 0.0 7.6|102.6 0.0 102.6 102.6 0.71| 10.1 7.2 1500 222 11 129 23| 6.7 0.0 6.7|125.3 0.0 125.3 83.5 0.75| 8.4 6.3 2000 230 13 135 21| 6.3 0.0 6.3|148.0 0.0 148.0 74.0 0.79| 7.6 6.0 2500 235 16 141 19| 6.1 0.0 6.1|170.9 0.0 170.9 68.4 0.82| 7.1 5.8 3000 238 18 148 18| 6.0 0.0 6.0|196.1 0.0 196.1 65.4 0.84| 6.8 5.8 4000 244 23 165 16| 5.8 0.0 5.8|251.2 0.0 251.2 62.8 0.85| 6.6 5.6 5000 250 28 186 16| 5.8 0.0 5.8|312.6 0.0 312.6 62.5 0.83| 6.5 5.4 6000 253 34 206 18| 5.4 0.6 6.0|352.9 0.0 352.9 58.8 0.73| 6.6 4.8 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250417.12.gif