UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:1200Z 23 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 118 SFC 989 205 -5.3 -7.3 86 2.0 -5.9 60 3 268.7 269.1 267.8 274.7 2.23 2 986 229 -4.3 -6.5 85 2.2 -5.0 53 3 269.9 270.3 268.9 276.4 2.38 3 984 245 -6.1 -8.7 82 2.6 -6.9 49 3 268.3 268.6 267.2 273.8 2.01 4 925 726 -9.5 -13.6 72 4.1 -10.5 275 5 269.6 269.8 267.1 273.6 1.44 5 880 1109 -12.9 -15.7 79 2.8 -13.5 281 6 269.9 270.2 267.0 273.5 1.28 6 850 1374 -13.1 -15.7 81 2.6 -13.7 285 7 272.4 272.6 268.8 276.2 1.32 7 767 2150 -15.5 -17.9 82 2.4 -16.0 243 8 278.0 278.2 272.0 281.5 1.22 8 700 2832 -19.7 -22.5 78 2.8 -20.2 205 9 280.7 280.8 273.1 283.3 0.90 9 675 3100 -21.9 -24.7 78 2.8 -22.4 210 9 281.1 281.3 273.1 283.4 0.76 10 580 4199 -29.3 -31.6 80 2.3 -29.6 233 10 285.0 285.0 274.8 286.4 0.47 11 566 4372 -30.7 -33.3 78 2.6 -31.0 237 10 285.3 285.4 274.9 286.6 0.41 12 500 5240 -37.1 -40.2 73 3.1 -37.3 255 11 287.8 287.8 275.9 288.6 0.23 13 486 5437 -38.5 -42.0 69 3.5 -38.7 259 12 288.4 288.5 276.2 289.1 0.20 14 417 6481 -44.3 -48.6 62 4.3 -44.5 279 19 293.9 293.9 278.7 294.3 0.11 15 400 6760 -45.5 -49.9 61 4.4 -45.7 285 21 295.9 295.9 279.6 296.2 0.10 16 361 7439 -49.1 -55.1 50 6.0 -49.3 290 21 299.8 299.9 281.4 300.1 0.06 17 352 7604 -49.3 -55.3 49 6.0 -49.4 285 20 301.7 301.8 282.1 302.0 0.06 18 331 8010 -46.9 -53.9 45 7.0 -47.1 271 18 310.4 310.4 285.5 310.7 0.08 19 300 8660 -47.7 -55.7 39 8.0 -48.0 250 15 318.1 318.1 288.2 318.4 0.07 20 250 9870 -46.5 -58.5 24 12.0 -46.9 200 13 336.9 336.9 293.6 337.2 0.06 21 200 11350 -47.7 -61.7 18 14.0 -48.2 180 17 357.2 357.2 298.2 357.4 0.05 22 164 12663 -46.7 -62.7 15 16.0 -47.4 379.8 379.8 302.2 380.0 0.05 TRP 361 7439 -49.1 -55.1 50 6.0 -49.3 290 21 299.8 299.9 281.4 300.1 0.06 WND Sounding variables and indices 1000-500 mb thick: 5122.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 78.50 % Est. max temperature: -0.89 C = 30.39 F Sfc-Lift cond lev (LCL): 958.05 mb = 452.74 m = 1485.35 ft T: -7.57 C 700-500 lapse rate: 7.23 C/km ThetaE index: 2.88 C Layer 984.0- 850.0 mb Conv cond level (CCL): 881.49 mb = 1096.24 m = 3596.56 ft Mean mixing ratio: 1.62 g/kg Conv temperature: -4.07 C = 24.67 F Cap Strength: 10.35 C Lifted Index: 11.81 C Risk: None Lifted Index @300 mb: 31.50 C Lifted Index @700 mb: 7.82 C Showalter Index: 9.84 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 21.40 C K Index: 5.50 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.62 J/kg Max Up Vert Vel: 3.35 m/s Conv Inhibition (B-): 11709.72 J/kg Cap Strength: 11.76 C Lift Cond Lev (LCL): 890.67 mb = 1016.69 m = 3335.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 7 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 ---------------------------------------------------------- 0 989 205 60 3 -2.6 -1.5 | 87 10 -9.5 -0.6 1 925 726 275 5 5.0 -0.4 | 105 2 -1.9 0.5 2 850 1374 285 7 6.8 -1.8 | 10 1 -0.2 -0.9 3 700 2832 205 9 3.8 8.2 | 161 10 -3.1 9.1 4 500 5240 255 11 10.6 2.8 | 224 5 3.7 3.8 5 400 6760 285 21 20.3 -5.4 | 289 14 13.4 -4.5 6 361 7439 290 21 19.7 -7.2 | 296 14 12.8 -6.2 7 300 8660 250 15 14.1 5.1 | 230 9 7.2 6.1 8 250 9870 200 13 4.4 12.2 | 169 13 -2.5 13.2 9 200 11350 180 17 0.0 17.0 | 159 19 -6.9 17.9 Wind Parameters Mean winds (0-6000m): 247.8 at 9.3 knts Storm direction: 277.8 at 7.0 knts Shear (0-3000m) pos: 0.3 neg: 1.9 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 81.2 deg Storm rel helicity (0-3000m) pos: 3.6 neg: -14.2 tot: -10.6 m^2/s^2 ave: -3.5 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.59 Bulk Shear: 9.55 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 ------------------------------------------------------------------------------- 500 314 4 66 4| 0.0 7.7 7.7| 1.1 -8.0 -6.9 -13.9 -0.22| 10.1 -2.2 1000 286 5 81 2| 0.8 3.8 4.6| 1.3 -8.2 -7.0 -7.0 -0.22| 6.0 -1.3 1500 282 6 81 2| 0.5 3.0 3.6| 1.3 -8.5 -7.2 -4.8 -0.32| 5.0 -1.6 2000 272 6 134 1| 0.4 2.6 3.0| 1.3 -9.4 -8.2 -4.1 -0.31| 4.7 -1.5 2500 258 7 169 2| 0.3 2.3 2.6| 1.3 -13.0 -11.7 -4.7 -0.34| 4.6 -1.6 3000 246 7 172 4| 0.3 1.9 2.2| 3.6 -14.2 -10.6 -3.5 -0.29| 4.2 -1.2 4000 237 8 175 5| 0.7 1.4 2.1| 10.2 -14.2 -4.0 -1.0 -0.14| 3.6 -0.5 5000 240 8 183 5| 0.9 1.1 2.1| 15.9 -14.2 1.7 0.3 -0.02| 3.3 -0.1 6000 248 9 201 5| 1.4 0.9 2.4| 28.2 -14.2 14.0 2.3 0.14| 3.4 0.5 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250423.12.gif