UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 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 1033 46 -12.9 -14.7 86 1.8 -13.3 60 3 257.8 258.0 257.9 261.0 1.18 1 1020 143 -8.1 -11.8 75 3.7 -9.1 40 3 263.6 263.8 262.9 267.6 1.51 2 1004 266 -6.3 -10.9 70 4.6 -7.5 16 3 266.5 266.8 265.4 271.1 1.65 3 1000 297 -5.5 -10.5 68 5.0 -6.9 10 3 267.6 267.9 266.3 272.3 1.71 4 993 352 -3.5 -9.5 63 6.0 -5.3 12 4 270.2 270.5 268.2 275.3 1.87 5 953 678 -2.9 -18.9 28 16.0 -6.8 22 7 274.0 274.1 269.1 276.6 0.90 6 926 906 -0.7 -20.7 20 20.0 -5.7 30 9 278.5 278.6 271.6 280.9 0.79 7 925 915 -0.7 -20.7 20 20.0 -5.7 30 9 278.6 278.7 271.7 281.0 0.79 8 911 1037 -1.3 -21.3 20 20.0 -6.2 30 9 279.2 279.3 272.0 281.5 0.77 9 850 1586 -4.1 -25.1 18 21.0 -8.7 30 9 281.9 282.0 273.2 283.6 0.59 10 806 2003 -6.5 -27.5 17 21.0 -10.7 34 12 283.6 283.7 274.1 285.2 0.50 11 714 2938 -12.7 -22.7 43 10.0 -14.8 43 18 286.8 286.9 276.4 289.4 0.86 12 700 3089 -13.3 -23.3 43 10.0 -15.4 45 19 287.8 287.9 276.8 290.3 0.84 13 667 3456 -14.9 -26.9 35 12.0 -17.1 45 21 290.0 290.1 277.6 292.0 0.63 14 664 3490 -15.3 -27.3 35 12.0 -17.5 45 21 289.9 290.0 277.6 291.8 0.61 15 622 3981 -19.1 -26.1 54 7.0 -20.3 45 23 291.0 291.1 278.3 293.3 0.73 16 616 4053 -18.5 -25.5 54 7.0 -19.8 45 24 292.5 292.6 279.1 295.0 0.78 17 576 4552 -21.5 -26.1 66 4.6 -22.3 45 26 294.7 294.8 280.1 297.2 0.79 18 500 5580 -29.5 -33.5 68 4.0 -30.0 45 31 297.1 297.2 280.7 298.6 0.45 19 458 6199 -34.7 -38.3 70 3.6 -35.0 47 32 298.1 298.2 281.0 299.2 0.31 20 446 6384 -33.9 -37.4 71 3.5 -34.2 48 32 301.4 301.5 282.4 302.6 0.34 21 445 6400 -33.9 -37.4 71 3.5 -34.2 48 32 301.6 301.7 282.5 302.8 0.34 22 402 7106 -37.7 -44.7 48 7.0 -38.2 50 33 305.6 305.6 283.9 306.2 0.18 23 400 7140 -38.1 -45.1 48 7.0 -38.5 50 33 305.5 305.5 283.8 306.1 0.17 24 380 7490 -41.1 -49.1 42 8.0 -41.5 50 33 306.0 306.1 284.0 306.4 0.12 25 300 9050 -53.3 -60.3 42 7.0 -53.4 50 31 310.2 310.2 285.4 310.4 0.04 26 294 9180 -54.1 -61.1 42 7.0 -54.2 51 30 310.9 310.9 285.7 311.0 0.03 27 256 10061 -58.1 -65.1 40 7.0 -58.2 59 22 317.5 317.5 287.9 317.6 0.02 28 250 10210 -58.5 -65.5 40 7.0 -58.6 60 21 319.1 319.1 288.5 319.2 0.02 29 238 10520 -58.3 -65.3 40 7.0 -58.4 60 20 323.9 323.9 290.0 324.0 0.02 30 219 11042 -60.7 -67.7 39 7.0 -60.8 60 17 328.0 328.0 291.2 328.1 0.02 31 200 11610 -59.5 -66.5 40 7.0 -59.6 45 19 338.5 338.5 294.0 338.6 0.02 32 167 12743 -57.5 -64.5 41 7.0 -57.6 54 23 359.8 359.8 298.7 360.0 0.04 33 150 13420 -57.5 -65.5 35 8.0 -57.7 60 25 371.0 371.0 300.8 371.2 0.04 34 100 15970 -58.5 -67.5 30 9.0 -58.7 65 13 414.7 414.7 307.1 414.9 0.04 35 70 18210 -59.9 -70.9 22 11.0 -60.2 45 17 456.2 456.2 311.4 456.5 0.04 36 65 18673 -59.9 -70.9 22 11.0 -60.3 466.0 466.0 312.3 466.3 0.04 TRP 219 11042 -60.7 -67.7 39 7.0 -60.8 60 17 328.0 328.0 291.2 328.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5283.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 43.48 % Est. max temperature: 9.86 C = 49.74 F Sfc-Lift cond lev (LCL): 1003.29 mb = 271.35 m = 890.23 ft T: -6.16 C 700-500 lapse rate: 6.50 C/km Conv cond level (CCL): 600.38 mb = 4244.15 m = 13924.22 ft Mean mixing ratio: 1.34 g/kg Conv temperature: 22.91 C = 73.24 F Cap Strength: 18.50 C Lifted Index: 19.46 C Risk: None Lifted Index @300 mb: 25.90 C Lifted Index @700 mb: 14.22 C Showalter Index: 11.55 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 25.40 C Cross Totals Index: 4.40 C K Index: -9.70 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.94 J/kg Max Up Vert Vel: 11.04 m/s Conv Inhibition (B-): 29751.15 J/kg Cap Strength: 19.34 C Lift Cond Lev (LCL): 849.35 mb = 1592.02 m = 5223.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 73 at 14 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 1033 46 60 3 -2.6 -1.5 | 256 11 10.5 2.6 1 1000 297 10 3 -0.5 -3.0 | 265 13 12.6 1.1 2 925 915 30 9 -4.5 -7.8 | 293 9 8.6 -3.7 3 850 1586 30 9 -4.5 -7.8 | 293 9 8.6 -3.7 4 700 3089 45 19 -13.4 -13.4 | 2 9 -0.4 -9.4 5 500 5580 45 31 -21.9 -21.9 | 26 20 -8.8 -17.8 6 400 7140 50 33 -25.3 -21.2 | 35 21 -12.2 -17.1 7 300 9050 50 31 -23.7 -19.9 | 34 19 -10.7 -15.9 8 250 10210 60 21 -18.2 -10.5 | 38 8 -5.1 -6.4 9 219 11042 60 17 -14.7 -8.5 | 20 5 -1.6 -4.4 10 200 11610 45 19 -13.4 -13.4 | 2 9 -0.4 -9.4 11 150 13420 60 25 -21.7 -12.5 | 45 12 -8.6 -8.4 12 100 15970 65 13 -11.8 -5.5 | 317 2 1.3 -1.4 13 70 18210 45 17 -12.0 -12.0 | 352 8 1.1 -7.9 Wind Parameters Mean winds (0-6000m): 42.7 at 18.3 knts Storm direction: 72.7 at 13.7 knts Shear (0-3000m) pos: 2.4 neg: 0.6 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 104.1 deg Storm rel helicity (0-3000m) pos: 44.5 neg: 0.0 tot: 44.5 m^2/s^2 ave: 14.8 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.06 Bulk Shear: 29.52 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 23 4 266 12| 0.0 3.9 3.9| 12.2 0.0 12.2 24.4 0.82| 4.9 4.0 1000 27 6 275 11| 2.0 1.9 3.9| 21.2 0.0 21.2 21.2 0.83| 4.4 3.7 1500 29 7 281 10| 1.3 1.3 2.6| 21.2 0.0 21.2 14.1 0.83| 3.0 2.5 2000 30 8 285 10| 1.8 1.0 2.8| 28.4 0.0 28.4 14.2 0.87| 3.0 2.6 2500 33 9 292 9| 2.2 0.8 2.9| 36.3 0.0 36.3 14.5 0.90| 3.2 2.8 3000 36 10 301 8| 2.4 0.6 3.1| 44.5 0.0 44.5 14.8 0.91| 3.3 3.0 4000 40 13 320 8| 2.1 0.7 2.8| 53.0 0.0 53.0 13.3 0.85| 3.1 2.6 5000 42 16 341 8| 1.7 1.0 2.7| 61.2 0.0 61.2 12.2 0.78| 3.0 2.3 6000 43 18 356 9| 1.5 1.0 2.5| 70.6 0.0 70.6 11.8 0.75| 2.8 2.1 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251013.00.gif