UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 3 DEC 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 52 SFC 979 205 -23.9 -28.7 65 4.8 -24.4 130 3 250.8 250.8 250.2 251.8 0.37 2 925 610 -27.3 -31.6 67 4.3 -27.6 200 7 251.4 251.4 250.6 252.2 0.29 3 908 746 -28.3 -32.6 67 4.3 -28.6 205 8 251.7 251.7 250.8 252.5 0.27 4 879 983 -28.7 -32.8 68 4.1 -29.0 215 11 253.6 253.7 252.5 254.4 0.28 5 850 1229 -24.9 -28.4 73 3.5 -25.3 225 13 260.1 260.1 258.1 261.3 0.43 6 836 1350 -22.9 -26.0 76 3.1 -23.3 223 14 263.4 263.5 261.0 265.0 0.55 7 790 1762 -25.5 -28.0 80 2.5 -25.8 217 16 264.9 265.0 262.0 266.3 0.48 8 756 2084 -20.5 -22.7 82 2.2 -20.8 213 18 273.7 273.8 268.7 276.1 0.82 9 745 2192 -20.7 -22.8 83 2.1 -21.0 211 18 274.6 274.8 269.3 277.0 0.82 10 700 2649 -23.9 -26.6 78 2.7 -24.3 205 21 276.0 276.1 269.8 277.9 0.62 11 572 4099 -32.3 -39.3 50 7.0 -32.8 205 19 282.6 282.6 273.1 283.3 0.22 12 519 4781 -35.5 -40.5 60 5.0 -35.8 205 17 286.7 286.7 275.3 287.4 0.22 13 500 5040 -37.5 -42.5 60 5.0 -37.8 205 17 287.3 287.3 275.6 287.9 0.18 14 414 6313 -46.5 -50.3 65 3.8 -46.6 201 25 291.7 291.7 277.6 292.0 0.09 15 400 6540 -48.3 -52.3 63 4.0 -48.4 200 27 292.2 292.2 277.9 292.5 0.08 16 353 7351 -54.9 -58.9 61 4.0 -54.9 198 24 294.0 294.0 278.7 294.1 0.04 17 300 8380 -59.5 -63.6 59 4.1 -59.6 195 21 301.5 301.5 282.0 301.6 0.02 18 262 9227 -61.9 -65.9 59 4.0 -61.9 230 11 309.9 309.9 285.3 309.9 0.02 19 260 9275 -61.9 -65.9 59 4.0 -61.9 227 11 310.5 310.5 285.5 310.6 0.02 20 250 9520 -60.3 -64.4 58 4.1 -60.3 210 9 316.4 316.4 287.6 316.5 0.03 21 200 10900 -59.7 -64.2 56 4.5 -59.7 260 5 338.2 338.2 293.9 338.4 0.03 22 158 12375 -59.9 -64.9 52 5.0 -60.0 301 5 361.5 361.5 299.0 361.6 0.04 23 150 12700 -60.5 -65.5 52 5.0 -60.6 310 5 365.9 365.9 299.8 366.0 0.04 24 100 15210 -63.7 -70.7 38 7.0 -63.8 315 7 404.7 404.7 305.9 404.8 0.03 25 70 17380 -67.5 -74.5 36 7.0 -67.6 350 9 440.0 440.0 309.9 440.1 0.02 26 54 18932 -69.9 -77.9 30 8.0 -70.0 75 6 468.3 468.3 312.5 468.4 0.02 27 50 19390 -69.9 -77.9 30 8.0 -70.0 100 5 478.8 478.8 313.4 478.9 0.02 28 38 21026 -69.3 -78.3 26 9.0 -69.5 519.4 519.4 316.3 519.5 0.02 TRP 262 9227 -61.9 -65.9 59 4.0 -61.9 230 11 309.9 309.9 285.3 309.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 4988.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 67.62 % Est. max temperature: -11.11 C = 11.99 F Sfc-Lift cond lev (LCL): 903.64 mb = 780.96 m = 2562.18 ft T: -28.36 C 700-500 lapse rate: 5.69 C/km ThetaE index: 0.00 C Layer 979.0-55782952777075916800.0 mb Conv cond level (CCL): 500.45 mb = 5033.83 m = 16514.97 ft Mean mixing ratio: 0.30 g/kg Conv temperature: 12.41 C = 54.34 F Cap Strength: 28.41 C Lifted Index: 28.57 C Risk: None Lifted Index @300 mb: 34.70 C Lifted Index @700 mb: 21.49 C Showalter Index: 21.43 C Risk: None Total Totals Index: 21.70 C Risk: None Vertical Totals Index: 12.60 C Cross Totals Index: 9.10 C K Index: -18.50 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 5.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.37 J/kg Max Up Vert Vel: 4.33 m/s Conv Inhibition (B-): 44113.19 J/kg Cap Strength: 28.56 C Lift Cond Lev (LCL): 862.58 mb = 1121.09 m = 3678.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 236 at 13 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 ---------------------------------------------------------- 0 979 205 130 3 -2.3 1.9 | 68 14 -13.0 -5.1 1 925 610 200 7 2.4 6.6 | 87 8 -8.3 -0.5 2 850 1229 225 13 9.2 9.2 | 145 3 -1.5 2.1 3 700 2649 205 21 8.9 19.0 | 171 12 -1.8 12.0 4 500 5040 205 17 7.2 15.4 | 157 9 -3.5 8.3 5 400 6540 200 27 9.2 25.4 | 176 18 -1.4 18.3 6 300 8380 195 21 5.4 20.3 | 158 14 -5.2 13.2 7 262 9227 230 11 8.4 7.1 | 90 2 -2.2 -0.0 8 250 9520 210 9 4.5 7.8 | 97 6 -6.2 0.7 9 200 10900 260 5 4.9 0.9 | 43 8 -5.7 -6.2 10 150 12700 310 5 3.8 -3.2 | 34 12 -6.8 -10.3 11 100 15210 315 7 4.9 -4.9 | 25 13 -5.7 -12.0 12 70 17380 350 9 1.6 -8.9 | 30 18 -9.1 -15.9 13 50 19390 100 5 -4.9 0.9 | 68 17 -15.6 -6.2 Wind Parameters Mean winds (0-6000m): 206.4 at 17.1 knts Storm direction: 236.4 at 12.8 knts Shear (0-3000m) pos: 2.3 neg: 1.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 100.6 deg Storm rel helicity (0-3000m) pos: 21.2 neg: -2.5 tot: 18.7 m^2/s^2 ave: 6.2 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.48 Bulk Shear: 19.34 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 ------------------------------------------------------------------------------- 500 187 5 81 10| 7.9 0.0 7.9| 14.0 0.0 14.0 28.0 0.54| 8.6 4.7 1000 208 8 89 7| 6.8 0.0 6.8| 18.9 0.0 18.9 18.9 0.58| 7.4 4.3 1500 214 10 102 5| 4.6 1.1 5.7| 20.6 0.0 20.6 13.7 0.57| 6.1 3.5 2000 214 12 122 5| 3.4 1.7 5.1| 21.2 0.0 21.2 10.6 0.49| 5.5 2.7 2500 211 13 139 6| 2.7 2.0 4.7| 21.2 -1.0 20.2 8.1 0.42| 5.0 2.1 3000 210 14 148 6| 2.3 1.5 3.8| 21.2 -2.5 18.7 6.2 0.38| 4.3 1.7 4000 208 16 154 7| 1.7 1.0 2.7| 21.2 -5.4 15.8 3.9 0.32| 3.5 1.1 5000 208 16 156 8| 1.4 0.8 2.1| 22.8 -7.8 15.0 3.0 0.28| 3.0 0.9 6000 206 17 159 9| 1.1 1.2 2.3| 31.6 -7.8 23.8 4.0 0.30| 3.1 0.9 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251203.00.gif