UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for U4266... Searching the city database file for: U4266 ... Date:1200Z 25 APR 25 Station: U4266 WMO ident: 24266 Latitude: 67.55 Longitude: 133.38 ------------------------------------------------------------------------------- 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 114 360 1 SFC 997 138 2.6 -3.4 65 6.0 0.3 360 1 276.0 276.5 273.6 284.2 2.98 2 994 163 4.2 -1.8 65 6.0 1.7 354 1 277.8 278.4 275.2 287.2 3.37 3 966 395 3.4 -4.6 56 8.0 0.3 299 5 279.3 279.8 275.2 287.2 2.81 4 925 744 0.2 -7.8 55 8.0 -2.6 215 11 279.5 279.9 274.6 286.0 2.29 5 850 1414 -5.9 -10.9 68 5.0 -7.4 230 9 280.0 280.3 274.3 285.6 1.95 6 754 2338 -14.1 -18.2 71 4.1 -15.0 249 10 280.8 281.0 273.7 284.4 1.21 7 700 2898 -17.5 -21.8 69 4.3 -18.3 260 11 283.1 283.3 274.5 286.0 0.95 8 682 3093 -18.7 -22.7 71 4.0 -19.4 258 12 283.9 284.0 274.9 286.6 0.90 9 632 3657 -21.5 -28.5 53 7.0 -22.5 252 15 286.9 287.0 276.0 288.7 0.58 10 500 5340 -34.7 -44.7 36 10.0 -35.3 235 23 290.7 290.8 277.3 291.2 0.14 11 472 5738 -38.1 -49.1 31 11.0 -38.6 236 22 291.3 291.4 277.5 291.7 0.09 12 400 6860 -43.7 -55.7 25 12.0 -44.0 240 19 298.2 298.2 280.6 298.4 0.05 13 396 6927 -44.1 -56.1 25 12.0 -44.5 240 19 298.5 298.5 280.8 298.7 0.05 14 335 8047 -44.9 -59.9 17 15.0 -45.3 234 17 312.1 312.1 286.1 312.2 0.04 15 320 8353 -46.1 -62.1 15 16.0 -46.5 232 16 314.5 314.5 286.9 314.6 0.03 16 308 8606 -47.5 -63.5 14 16.0 -47.9 231 15 316.0 316.0 287.5 316.1 0.02 17 300 8780 -47.1 -63.1 14 16.0 -47.5 230 15 319.0 319.0 288.4 319.1 0.03 18 287 9073 -47.3 -63.3 14 16.0 -47.7 230 13 322.7 322.8 289.6 322.9 0.03 19 272 9427 -49.5 -65.5 14 16.0 -49.8 230 11 324.6 324.6 290.2 324.6 0.02 20 253 9902 -49.1 -66.1 12 17.0 -49.5 221 13 331.9 331.9 292.3 332.0 0.02 21 250 9980 -48.1 -65.1 12 17.0 -48.6 220 13 334.6 334.6 293.0 334.7 0.02 22 220 10822 -47.3 -66.3 10 19.0 -47.9 180 11 348.2 348.3 296.3 348.3 0.02 23 200 11450 -48.5 -68.5 8 20.0 -49.0 150 9 356.0 356.0 297.9 356.1 0.02 24 184 11996 -50.1 -70.1 8 20.0 -50.6 154 10 362.0 362.0 299.1 362.0 0.02 25 150 13330 -50.1 -71.1 7 21.0 -50.7 165 11 383.7 383.7 302.9 383.8 0.02 26 100 15980 -50.3 -72.3 6 22.0 -51.1 140 11 430.5 430.5 308.9 430.7 0.02 27 90 16665 -51.7 -73.7 5 22.0 -52.5 136 11 440.9 440.9 310.0 441.0 0.02 28 70 18300 -50.1 -73.1 5 23.0 -51.3 125 11 477.2 477.2 313.2 477.4 0.03 29 50 20500 -49.9 -72.9 5 23.0 -51.5 155 3 525.9 525.9 316.7 526.1 0.04 30 30 23810 -52.3 -75.3 5 23.0 -54.3 140 7 602.1 602.1 320.7 602.4 0.05 31 20 26450 -51.3 -75.3 4 24.0 -54.3 679.1 679.2 323.7 679.7 0.07 32 19 26784 -50.5 -74.5 4 24.0 -53.8 691.7 691.7 324.2 692.4 0.08 TRP 272 9427 -49.5 -65.5 14 16.0 -49.8 230 11 324.6 324.6 290.2 324.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5226.00 m Freezing level: 922.54 mb = 765.97 m = 2512.99 ft Wetbulb zero: 961.62 mb = 431.17 m = 1414.57 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 57.89 % Est. max temperature: 6.60 C = 43.89 F Sfc-Lift cond lev (LCL): 908.35 mb = 887.95 m = 2913.19 ft T: -1.11 C 700-500 lapse rate: 7.04 C/km ThetaE index: 2.79 C Layer 925.0- 700.0 mb Conv cond level (CCL): 830.31 mb = 1594.64 m = 5231.69 ft Mean mixing ratio: 2.62 g/kg Conv temperature: 6.77 C = 44.19 F Cap Strength: 2.62 C Lifted Index: 4.13 C Risk: None Lifted Index @300 mb: 23.02 C Lifted Index @700 mb: 0.47 C Showalter Index: 4.89 C Risk: None Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 23.80 C K Index: 13.60 Risk: None Sweat Index: 113.00 Risk: None Energy Index: 1.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.21 J/kg Max Up Vert Vel: 5.14 m/s Conv Inhibition (B-): 25.89 J/kg Cap Strength: 4.11 C Lift Cond Lev (LCL): 842.67 mb = 1480.76 m = 4858.07 ft Lev Free Conv (LFC): 787.67 mb = 2001.04 m = 6565.01 ft Equ Level (EL): 717.67 mb = 2710.06 m = 8891.18 ft B at Equ Level: 12.76 J/kg Max Parcel Lev (MPL): 667.67 mb = 3250.23 m = 10663.36 ft Wind level data Storm motion: 270 at 11 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 ---------------------------------------------------------- 0 997 138 360 1 -0.0 -1.0 | 84 11 -10.7 -1.1 1 925 744 215 11 6.3 9.0 | 154 10 -4.4 9.0 2 850 1414 230 9 6.9 5.8 | 147 7 -3.8 5.7 3 700 2898 260 11 10.8 1.9 | 185 2 0.2 1.9 4 500 5340 235 23 18.8 13.2 | 212 15 8.2 13.1 5 400 6860 240 19 16.5 9.5 | 211 11 5.8 9.4 6 300 8780 230 15 11.5 9.6 | 185 10 0.8 9.6 7 272 9427 230 11 8.4 7.1 | 162 7 -2.2 7.0 8 250 9980 220 13 8.4 10.0 | 167 10 -2.3 9.9 9 200 11450 150 9 -4.5 7.8 | 117 17 -15.2 7.7 10 150 13330 165 11 -2.8 10.6 | 128 17 -13.5 10.6 11 100 15980 140 11 -7.1 8.4 | 115 20 -17.7 8.4 12 70 18300 125 11 -9.0 6.3 | 108 21 -19.7 6.3 13 50 20500 155 3 -1.3 2.7 | 103 12 -11.9 2.7 14 30 23810 140 7 -4.5 5.4 | 109 16 -15.2 5.3 Wind Parameters Mean winds (0-6000m): 239.7 at 14.2 knts Storm direction: 269.7 at 10.7 knts Shear (0-3000m) pos: 1.2 neg: 1.8 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 121.1 deg Storm rel helicity (0-3000m) pos: 10.2 neg: -9.1 tot: 1.2 m^2/s^2 ave: 0.4 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 12.95 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 ------------------------------------------------------------------------------- 500 214 5 118 9| 0.0 10.1 10.1| 5.8 -6.9 -1.0 -2.1 0.24| 14.4 3.5 1000 219 8 136 8| 0.0 5.4 5.4| 6.9 -8.0 -1.1 -1.1 0.17| 10.4 1.8 1500 223 8 140 8| 0.6 3.6 4.3| 7.5 -9.1 -1.6 -1.1 0.15| 7.6 1.1 2000 228 9 143 7| 0.9 2.7 3.6| 8.6 -9.1 -0.5 -0.2 0.17| 6.2 1.0 2500 233 9 147 6| 1.1 2.2 3.3| 9.4 -9.1 0.3 0.1 0.19| 5.4 1.0 3000 239 9 151 6| 1.2 1.8 3.0| 10.2 -9.1 1.2 0.4 0.22| 4.8 1.1 4000 243 11 166 5| 0.9 2.1 2.9| 11.2 -9.1 2.1 0.5 0.21| 4.3 0.9 5000 242 13 184 6| 0.7 2.3 3.0| 11.2 -12.1 -1.0 -0.2 0.15| 4.1 0.6 6000 240 14 193 7| 0.6 1.9 2.5| 11.4 -13.5 -2.1 -0.4 0.13| 3.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20250425.12.gif