UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U4266... Searching the city database file for: U4266 ... Date:1200Z 28 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 73 10 7 SFC 992 138 1.2 -8.8 47 10.0 -2.1 10 7 275.0 275.3 271.4 280.5 1.98 2 950 483 -1.9 -12.9 43 11.0 -5.1 13 13 275.3 275.5 270.8 279.5 1.49 3 925 695 -2.9 -12.9 46 10.0 -5.8 15 17 276.3 276.6 271.5 280.7 1.53 4 850 1360 -7.1 -13.1 62 6.0 -8.8 10 3 278.7 279.0 273.1 283.4 1.64 5 796 1869 -9.7 -13.6 73 3.9 -10.8 3 2 281.2 281.5 274.6 286.1 1.68 6 758 2244 -12.1 -23.1 39 11.0 -14.3 358 2 282.6 282.7 274.0 285.0 0.79 7 700 2849 -15.5 -25.5 42 10.0 -17.3 350 1 285.3 285.4 275.3 287.4 0.69 8 556 4556 -24.7 -41.7 19 17.0 -26.3 329 6 293.9 293.9 278.9 294.5 0.18 9 504 5263 -29.7 -45.7 20 16.0 -30.9 321 9 296.2 296.2 279.8 296.6 0.13 10 500 5320 -30.1 -45.1 22 15.0 -31.2 320 9 296.3 296.4 279.9 296.8 0.14 11 408 6735 -40.5 -45.5 59 5.0 -40.8 311 16 300.6 300.7 281.8 301.2 0.16 12 400 6870 -41.5 -46.5 58 5.0 -41.8 310 17 301.1 301.1 282.0 301.6 0.15 13 381 7199 -44.1 -48.9 59 4.8 -44.3 308 18 301.8 301.9 282.3 302.3 0.12 14 310 8551 -54.9 -59.9 54 5.0 -55.0 301 24 305.1 305.1 283.5 305.2 0.04 15 300 8760 -56.1 -62.1 47 6.0 -56.2 300 25 306.3 306.3 284.0 306.4 0.03 16 292 8931 -56.7 -62.7 47 6.0 -56.8 300 23 307.8 307.8 284.5 307.9 0.03 17 267 9499 -55.9 -61.9 47 6.0 -56.0 314 15 316.9 316.9 287.8 317.1 0.03 18 250 9920 -53.3 -59.3 48 6.0 -53.4 325 9 326.8 326.8 290.9 327.0 0.05 19 209 11082 -48.9 -58.9 30 10.0 -49.3 45 3 350.9 350.9 296.9 351.2 0.06 20 200 11370 -49.5 -61.5 23 12.0 -49.9 65 1 354.4 354.4 297.6 354.6 0.05 21 159 12877 -48.9 -66.9 11 18.0 -49.5 65 4 379.4 379.4 302.2 379.6 0.03 22 150 13260 -49.3 -68.3 9 19.0 -49.9 65 5 385.1 385.1 303.1 385.2 0.03 23 100 15910 -50.3 -74.3 4 24.0 -51.2 45 5 430.5 430.5 308.9 430.6 0.02 24 70 18230 -50.1 -75.1 4 25.0 -51.3 45 3 477.2 477.2 313.2 477.3 0.02 25 50 20430 -50.3 -75.3 4 25.0 -51.9 40 7 524.9 524.9 316.6 525.1 0.03 26 40 21884 -49.9 -74.9 4 25.0 -51.9 40 8 560.5 560.5 318.7 560.8 0.04 27 36 22568 -52.3 -76.3 4 24.0 -54.0 40 8 571.5 571.5 319.2 571.7 0.03 28 30 23750 -50.5 -74.5 4 24.0 -52.9 40 9 607.0 607.0 320.9 607.4 0.05 29 20 26410 -46.7 -72.7 4 26.0 -51.1 75 15 693.2 693.3 324.3 694.1 0.10 30 14 28778 -46.3 -72.3 4 26.0 -52.0 769.0 769.1 326.5 770.5 0.16 TRP 292 8931 -56.7 -62.7 47 6.0 -56.8 300 23 307.8 307.8 284.5 307.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5247.00 m Freezing level: 975.74 mb = 271.45 m = 890.57 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 39.78 % Est. max temperature: 5.28 C = 41.50 F Sfc-Lift cond lev (LCL): 848.44 mb = 1374.24 m = 4508.60 ft T: -7.17 C 700-500 lapse rate: 5.91 C/km ThetaE index: 1.13 C Layer 758.0- 700.0 mb Conv cond level (CCL): 696.34 mb = 2887.81 m = 9474.33 ft Mean mixing ratio: 1.61 g/kg Conv temperature: 11.71 C = 53.07 F Cap Strength: 13.35 C Lifted Index: 13.44 C Risk: None Lifted Index @300 mb: 18.29 C Lifted Index @700 mb: 6.80 C Showalter Index: 11.13 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 17.00 C K Index: -0.10 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 2.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.06 J/kg Max Up Vert Vel: 4.49 m/s Conv Inhibition (B-): 56562.50 J/kg Cap Strength: 13.37 C Lift Cond Lev (LCL): 803.65 mb = 1794.66 m = 5887.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 5 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 ---------------------------------------------------------- 0 992 138 10 7 -1.2 -6.9 | 7 2 -0.3 -2.3 1 925 695 15 17 -4.4 -16.4 | 16 12 -3.5 -11.8 2 850 1360 10 3 -0.5 -3.0 | 194 2 0.4 1.7 3 700 2849 350 1 0.2 -1.0 | 197 4 1.1 3.6 4 500 5320 320 9 5.8 -6.9 | 289 7 6.7 -2.3 5 400 6870 310 17 13.0 -10.9 | 294 15 14.0 -6.3 6 300 8760 300 25 21.7 -12.5 | 289 24 22.6 -7.9 7 292 8931 300 23 19.9 -11.5 | 288 22 20.9 -6.9 8 250 9920 325 9 5.2 -7.4 | 294 7 6.1 -2.8 9 200 11370 65 1 -0.9 -0.4 | 181 4 0.0 4.2 10 150 13260 65 5 -4.5 -2.1 | 125 4 -3.6 2.5 11 100 15910 45 5 -3.5 -3.5 | 112 3 -2.6 1.1 12 70 18230 45 3 -2.1 -2.1 | 155 3 -1.2 2.5 13 50 20430 40 7 -4.5 -5.4 | 78 4 -3.6 -0.8 14 30 23750 40 9 -5.8 -6.9 | 65 5 -4.8 -2.3 15 20 26410 75 15 -14.5 -3.9 | 93 14 -13.5 0.7 Wind Parameters Mean winds (0-6000m): 341.6 at 6.3 knts Storm direction: 11.6 at 4.7 knts Shear (0-3000m) pos: 1.5 neg: 2.5 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): -159.5 deg Storm rel helicity (0-3000m) pos: 2.4 neg: -1.2 tot: 1.2 m^2/s^2 ave: 0.4 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.57 Bulk Shear: 6.41 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 13 11 15 7| 9.3 0.0 9.3| 1.6 0.0 1.6 3.2 0.10| 9.3 0.9 1000 14 12 15 7| 4.6 4.3 8.9| 1.8 -1.0 0.8 0.8 0.03| 9.1 0.2 1500 14 9 16 5| 3.1 4.6 7.7| 1.8 -1.1 0.7 0.5 -0.12| 8.2 -0.9 2000 13 8 15 3| 2.3 3.6 5.9| 1.8 -1.1 0.8 0.4 -0.11| 6.3 -0.7 2500 12 6 14 2| 1.9 3.0 4.9| 1.8 -1.1 0.7 0.3 -0.11| 5.2 -0.6 3000 12 6 12 1| 1.5 2.5 4.0| 2.4 -1.2 1.2 0.4 -0.09| 4.5 -0.4 4000 6 5 312 1| 1.2 1.6 2.8| 4.5 -1.2 3.3 0.8 0.02| 3.8 0.1 5000 353 5 295 2| 0.9 1.3 2.2| 5.9 -1.2 4.7 0.9 0.06| 3.4 0.2 6000 342 6 295 3| 0.8 1.3 2.0| 7.9 -1.2 6.7 1.1 0.07| 3.3 0.2 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20250428.12.gif