UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for U4266... Searching the city database file for: U4266 ... Date:1200Z 18 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 60 SFC 990 141 1.0 -5.0 64 6.0 -1.2 200 11 274.9 275.4 272.5 282.3 2.66 2 925 683 -2.9 -10.9 54 8.0 -5.4 210 29 276.3 276.6 272.0 281.4 1.80 3 910 812 -4.1 -12.1 54 8.0 -6.5 216 29 276.4 276.7 271.8 281.1 1.66 4 885 1031 -4.3 -12.3 54 8.0 -6.7 226 28 278.4 278.7 273.0 283.2 1.68 5 850 1347 -7.3 -16.3 49 9.0 -9.6 240 27 278.5 278.7 272.4 282.2 1.26 6 847 1375 -7.3 -16.3 49 9.0 -9.6 241 27 278.8 279.0 272.6 282.5 1.26 7 794 1874 -11.1 -18.1 56 7.0 -12.8 256 24 279.9 280.1 273.1 283.3 1.16 8 753 2281 -11.1 -14.9 73 3.8 -12.1 268 22 284.2 284.5 276.1 288.9 1.59 9 728 2539 -11.7 -17.7 61 6.0 -13.2 276 21 286.3 286.5 276.7 290.2 1.31 10 713 2698 -13.3 -20.3 56 7.0 -14.9 281 20 286.2 286.4 276.4 289.5 1.07 11 700 2838 -14.7 -21.7 55 7.0 -16.2 285 19 286.2 286.4 276.2 289.1 0.96 12 694 2903 -15.3 -21.3 60 6.0 -16.6 285 19 286.2 286.4 276.3 289.3 1.00 13 565 4436 -23.3 -27.8 67 4.5 -24.0 285 24 294.2 294.3 279.7 296.4 0.69 14 500 5320 -30.5 -35.2 63 4.7 -31.0 285 27 295.9 295.9 280.1 297.1 0.38 15 400 6860 -43.1 -47.7 60 4.6 -43.3 280 44 299.0 299.0 281.1 299.4 0.13 16 340 7931 -51.9 -56.3 59 4.4 -52.0 277 53 301.2 301.2 281.9 301.4 0.06 17 300 8730 -57.3 -61.7 57 4.4 -57.3 275 60 304.6 304.6 283.2 304.7 0.03 18 287 9009 -58.7 -63.1 57 4.4 -58.7 270 62 306.5 306.5 284.0 306.6 0.03 19 284 9075 -58.7 -63.1 57 4.4 -58.7 272 62 307.4 307.4 284.4 307.5 0.03 20 268 9440 -57.5 -61.8 58 4.3 -57.6 280 64 314.2 314.2 286.9 314.3 0.03 21 257 9704 -56.7 -60.9 59 4.2 -56.8 283 57 319.2 319.2 288.5 319.4 0.04 22 250 9880 -55.1 -59.3 59 4.2 -55.2 285 52 324.1 324.2 290.1 324.4 0.05 23 240 10144 -52.9 -57.5 57 4.6 -53.0 281 48 331.3 331.3 292.2 331.5 0.07 24 219 10743 -49.3 -54.3 56 5.0 -49.5 273 38 345.6 345.6 295.7 346.1 0.11 25 200 11340 -50.3 -57.3 43 7.0 -50.5 265 29 353.1 353.1 297.4 353.5 0.08 26 175 12208 -51.3 -59.3 38 8.0 -51.6 270 29 365.2 365.2 299.8 365.5 0.07 27 158 12877 -47.1 -58.1 27 11.0 -47.7 273 29 383.2 383.2 302.8 383.6 0.09 28 150 13220 -48.1 -60.1 24 12.0 -48.7 275 29 387.2 387.2 303.4 387.6 0.08 29 134 13958 -50.3 -64.3 18 14.0 -50.9 272 28 396.0 396.0 304.7 396.2 0.05 30 118 14781 -53.1 -68.1 15 15.0 -53.6 269 27 405.5 405.5 305.9 405.6 0.03 31 114 15003 -53.3 -69.3 13 16.0 -53.8 268 26 409.1 409.1 306.4 409.3 0.03 32 106 15477 -47.9 -64.9 12 17.0 -48.8 266 26 428.0 428.0 308.6 428.3 0.06 33 100 15860 -48.5 -65.5 12 17.0 -49.4 265 25 434.0 434.0 309.3 434.3 0.06 34 88 16690 -53.9 -71.9 9 18.0 -54.5 261 20 439.4 439.4 309.8 439.5 0.03 35 80 17310 -48.5 -67.5 9 19.0 -49.7 259 16 462.6 462.6 312.0 462.9 0.05 36 73 17908 -51.5 -70.5 9 19.0 -52.5 256 13 468.6 468.6 312.5 468.8 0.04 37 70 18180 -51.5 -70.5 9 19.0 -52.5 255 11 474.2 474.2 313.0 474.4 0.04 38 58 19406 -49.5 -69.5 8 20.0 -51.0 244 11 504.9 504.9 315.3 505.3 0.06 39 50 20370 -52.9 -72.9 7 20.0 -54.1 235 11 518.8 518.8 316.2 519.1 0.04 40 48 20635 -49.9 -70.9 7 21.0 -51.6 238 11 532.1 532.1 317.1 532.4 0.06 41 34 22866 -54.3 -75.3 6 21.0 -55.8 265 14 575.6 575.6 319.5 575.9 0.04 42 30 23670 -53.1 -74.1 6 21.0 -54.9 275 15 599.9 599.9 320.6 600.3 0.06 43 23 25376 -54.9 -75.9 6 21.0 -56.8 641.9 642.0 322.4 642.4 0.06 TRP 287 9009 -58.7 -63.1 57 4.4 -58.7 270 62 306.5 306.5 284.0 306.6 0.03 WND 268 9440 -57.5 -61.8 58 4.3 -57.6 280 64 314.2 314.2 286.9 314.3 0.03 Sounding variables and indices 1000-500 mb thick: 5260.00 m Freezing level: 973.33 mb = 279.84 m = 918.09 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 60.61 % Est. max temperature: 4.98 C = 40.96 F Sfc-Lift cond lev (LCL): 901.61 mb = 884.92 m = 2903.24 ft T: -4.17 C 700-500 lapse rate: 6.37 C/km ThetaE index: 1.17 C Layer 925.0- 885.0 mb Conv cond level (CCL): 720.50 mb = 2618.51 m = 8590.80 ft Mean mixing ratio: 2.03 g/kg Conv temperature: 12.31 C = 54.15 F Cap Strength: 11.43 C Lifted Index: 12.02 C Risk: None Lifted Index @300 mb: 16.16 C Lifted Index @700 mb: 6.61 C Showalter Index: 11.73 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: 14.20 C K Index: -0.10 Risk: None Sweat Index: 194.39 Risk: None Energy Index: 3.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.59 J/kg Max Up Vert Vel: 4.15 m/s Conv Inhibition (B-): 50108.96 J/kg Cap Strength: 11.93 C Lift Cond Lev (LCL): 838.78 mb = 1449.92 m = 4756.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 18 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 ---------------------------------------------------------- 0 990 141 200 11 3.8 10.3 | 146 23 -12.6 18.7 1 925 683 210 29 14.5 25.1 | 177 34 -1.8 33.5 2 850 1347 240 27 23.4 13.5 | 198 23 7.1 21.9 3 700 2838 285 19 18.4 -4.9 | 210 4 2.0 3.5 4 500 5320 285 27 26.1 -7.0 | 262 10 9.7 1.4 5 400 6860 280 44 43.3 -7.6 | 268 27 27.0 0.8 6 300 8730 275 60 59.8 -5.2 | 266 44 43.4 3.2 7 287 9009 270 62 62.0 -0.0 | 260 46 45.7 8.4 8 268 9440 280 64 63.0 -11.1 | 273 47 46.7 -2.7 9 250 9880 285 52 50.2 -13.5 | 278 34 33.9 -5.1 10 200 11340 265 29 28.9 2.5 | 229 17 12.6 10.9 11 150 13220 275 29 28.9 -2.5 | 245 14 12.6 5.9 12 100 15860 265 25 24.9 2.2 | 219 14 8.6 10.6 13 70 18180 255 11 10.6 2.8 | 153 13 -5.7 11.2 14 50 20370 235 11 9.0 6.3 | 154 16 -7.3 14.7 15 30 23670 275 15 14.9 -1.3 | 169 7 -1.4 7.1 Wind Parameters Mean winds (0-6000m): 267.2 at 24.5 knts Storm direction: 297.2 at 18.4 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 76.4 deg Storm rel helicity (0-3000m) pos: 206.5 neg: -0.4 tot: 206.1 m^2/s^2 ave: 68.7 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 5.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 66.52 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 ------------------------------------------------------------------------------- 500 207 19 163 27| 17.3 0.0 17.3| 97.7 0.0 97.7 195.4 0.80| 17.4 14.0 1000 214 24 174 28| 9.8 0.0 9.8|165.6 0.0 165.6 165.6 0.79| 14.4 11.3 1500 223 25 181 26| 6.9 0.0 6.9|195.0 0.0 195.0 130.0 0.73| 12.6 9.2 2000 231 25 187 24| 5.3 0.0 5.3|203.7 0.0 203.7 101.9 0.66| 11.2 7.4 2500 238 24 190 22| 4.3 0.0 4.3|205.5 -0.0 205.4 82.2 0.59| 10.3 6.1 3000 243 23 193 19| 3.8 0.0 3.8|206.5 -0.4 206.1 68.7 0.57| 9.1 5.2 4000 254 23 201 16| 2.8 0.4 3.2|209.8 -0.4 209.4 52.3 0.58| 7.3 4.2 5000 262 23 210 13| 2.3 0.7 2.9|213.1 -0.4 212.7 42.5 0.57| 6.1 3.5 6000 267 24 220 13| 1.9 1.4 3.3|218.6 -0.4 218.2 36.4 0.51| 5.9 3.1 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20250418.12.gif