UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 13 OCT 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1034 46 -5.5 -12.5 58 7.0 -7.3 0 0 265.1 265.3 263.9 269.0 1.41 1 1000 309 -4.7 -12.7 54 8.0 -6.8 10 5 268.5 268.7 266.3 272.4 1.44 2 998 325 -4.7 -12.7 54 8.0 -6.8 10 5 268.6 268.8 266.4 272.6 1.44 3 958 647 -2.1 -18.1 28 16.0 -6.1 13 7 274.4 274.6 269.4 277.2 0.96 4 928 900 -1.1 -22.1 19 21.0 -6.1 15 9 277.9 278.0 271.1 280.0 0.70 5 925 926 -1.3 -23.3 17 22.0 -6.3 15 9 278.0 278.1 271.1 279.9 0.63 6 910 1056 -1.7 -23.7 17 22.0 -6.7 17 9 278.9 279.0 271.6 280.7 0.62 7 851 1588 -3.7 -26.7 15 23.0 -8.5 25 11 282.2 282.3 273.3 283.7 0.51 8 850 1597 -3.7 -26.7 15 23.0 -8.5 25 11 282.3 282.4 273.3 283.8 0.51 9 817 1908 -5.7 -17.7 38 12.0 -8.8 29 11 283.4 283.6 275.0 286.8 1.16 10 785 2220 -7.1 -18.1 41 11.0 -9.9 33 12 285.1 285.3 276.0 288.6 1.17 11 700 3103 -13.1 -21.1 51 8.0 -14.9 45 13 288.0 288.2 277.2 291.1 1.01 12 636 3828 -16.9 -30.9 29 14.0 -19.1 46 12 291.7 291.7 278.2 293.1 0.46 13 608 4165 -19.3 -29.3 41 10.0 -20.9 47 12 292.7 292.8 278.9 294.5 0.56 14 514 5391 -28.5 -32.3 70 3.8 -29.0 50 11 295.9 296.0 280.3 297.6 0.49 15 510 5447 -27.9 -31.6 71 3.7 -28.4 50 11 297.3 297.4 280.9 299.1 0.53 16 506 5504 -26.9 -30.9 69 4.0 -27.5 50 11 299.2 299.3 281.8 301.1 0.57 17 500 5590 -27.3 -32.1 64 4.8 -27.9 50 11 299.8 299.8 282.0 301.5 0.52 18 467 6078 -30.5 -41.5 33 11.0 -31.4 35 8 301.7 301.7 282.4 302.4 0.22 19 400 7160 -38.9 -54.9 17 16.0 -39.6 0 0 304.4 304.4 283.2 304.6 0.06 20 300 9070 -53.3 -65.3 22 12.0 -53.5 85 13 310.2 310.2 285.4 310.3 0.02 21 290 9286 -54.9 -65.9 24 11.0 -55.1 85 14 311.0 311.0 285.7 311.0 0.02 22 250 10220 -59.5 -70.5 23 11.0 -59.6 85 17 317.6 317.6 288.0 317.7 0.01 23 229 10767 -61.7 -71.7 25 10.0 -61.8 65 19 322.3 322.3 289.5 322.4 0.01 24 204 11486 -60.1 -70.1 26 10.0 -60.2 65 19 335.7 335.7 293.3 335.7 0.01 25 200 11610 -60.1 -70.1 26 10.0 -60.2 65 19 337.6 337.6 293.7 337.7 0.02 26 150 13410 -58.5 -68.5 27 10.0 -58.7 40 19 369.3 369.3 300.5 369.4 0.03 27 143 13711 -57.9 -67.9 27 10.0 -58.1 42 19 375.4 375.4 301.5 375.6 0.03 28 100 15960 -58.7 -70.7 20 12.0 -59.0 60 17 414.3 414.3 307.0 414.5 0.03 29 70 18200 -59.7 -72.7 17 13.0 -60.0 60 11 456.7 456.7 311.5 456.8 0.03 30 50 20300 -60.7 -74.7 14 14.0 -61.2 65 9 500.4 500.4 315.0 500.6 0.03 31 33 22889 -60.1 -75.1 12 15.0 -60.9 565.2 565.2 318.9 565.5 0.04 TRP 229 10767 -61.7 -71.7 25 10.0 -61.8 65 19 322.3 322.3 289.5 322.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5281.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 41.65 % Est. max temperature: 9.84 C = 49.71 F Sfc-Lift cond lev (LCL): 925.13 mb = 924.88 m = 3034.36 ft T: -1.29 C 700-500 lapse rate: 5.71 C/km ThetaE index: 0.14 C Layer 925.0- 910.0 mb Conv cond level (CCL): 586.34 mb = 4429.68 m = 14532.88 ft Mean mixing ratio: 1.19 g/kg Conv temperature: 23.08 C = 73.54 F Cap Strength: 20.78 C Lifted Index: 21.11 C Risk: None Lifted Index @300 mb: 25.43 C Lifted Index @700 mb: 13.89 C Showalter Index: 13.64 C Risk: None Total Totals Index: 24.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 0.60 C K Index: -11.10 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.84 J/kg Max Up Vert Vel: 9.15 m/s Conv Inhibition (B-): 43820.33 J/kg Cap Strength: 20.49 C Lift Cond Lev (LCL): 816.66 mb = 1911.46 m = 6271.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 69 at 8 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 1034 46 0 0 -0.0 -0.0 | 249 8 7.5 2.9 1 1000 309 10 5 -0.9 -4.9 | 287 7 6.6 -2.0 2 925 926 15 9 -2.3 -8.7 | 318 8 5.1 -5.8 3 850 1597 25 11 -4.6 -10.0 | 338 8 2.8 -7.1 4 700 3103 45 13 -9.2 -9.2 | 15 7 -1.7 -6.3 5 500 5590 50 11 -8.4 -7.1 | 13 4 -1.0 -4.2 6 400 7160 0 0 -0.0 -0.0 | 249 8 7.5 2.9 7 300 9070 85 13 -13.0 -1.1 | 108 6 -5.5 1.8 8 250 10220 85 17 -16.9 -1.5 | 99 10 -9.5 1.4 9 229 10767 65 19 -17.2 -8.0 | 62 11 -9.8 -5.1 10 200 11610 65 19 -17.2 -8.0 | 62 11 -9.8 -5.1 11 150 13410 40 19 -12.2 -14.6 | 22 13 -4.7 -11.6 12 100 15960 60 17 -14.7 -8.5 | 52 9 -7.3 -5.6 13 70 18200 60 11 -9.5 -5.5 | 38 3 -2.1 -2.6 14 50 20300 65 9 -8.2 -3.8 | 38 1 -0.7 -0.9 Wind Parameters Mean winds (0-6000m): 38.7 at 10.7 knts Storm direction: 68.7 at 8.0 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 125.0 deg Storm rel helicity (0-3000m) pos: 30.2 neg: 0.0 tot: 30.2 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.98 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.81 Bulk Shear: 7.20 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 11 4 279 7| 6.7 0.0 6.7| 12.2 0.0 12.2 24.5 0.98| 6.8 6.6 1000 13 6 296 7| 4.8 0.0 4.8| 17.8 0.0 17.8 17.8 0.97| 4.9 4.8 1500 17 7 308 7| 3.7 0.0 3.7| 21.8 0.0 21.8 14.6 0.98| 4.0 3.9 2000 20 8 317 7| 3.0 0.0 3.0| 24.7 0.0 24.7 12.3 0.98| 3.4 3.3 2500 24 9 325 7| 2.5 0.0 2.5| 27.4 0.0 27.4 11.0 0.98| 3.0 2.9 3000 28 10 333 6| 2.2 0.0 2.2| 30.2 0.0 30.2 10.1 0.98| 2.8 2.7 4000 33 10 343 6| 1.6 0.0 1.6| 30.5 -0.0 30.5 7.6 0.93| 2.2 2.1 5000 37 11 350 6| 1.2 0.0 1.2| 30.5 -0.2 30.4 6.1 0.88| 1.9 1.6 6000 39 11 352 5| 0.9 0.3 1.3| 30.5 -4.7 25.9 4.3 0.52| 1.9 1.0 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251013.12.gif