UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011300.upa.cvt Date: 0000Z 13 JAN 26 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 13 JAN 26 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 1018 46 -33.1 -36.7 70 3.6 -33.3 355 3 238.8 238.9 238.7 239.3 0.16 1 1016 60 -32.7 -37.7 61 5.0 -32.9 359 3 239.4 239.4 239.2 239.8 0.15 2 1011 95 -29.5 -34.5 62 5.0 -29.8 10 4 242.9 242.9 242.6 243.4 0.20 3 1000 173 -28.9 -33.9 62 5.0 -29.2 35 5 244.2 244.3 243.9 244.8 0.22 4 969 398 -29.1 -34.0 63 4.9 -29.4 45 7 246.3 246.3 245.8 246.9 0.22 5 965 428 -26.5 -31.5 63 5.0 -26.9 46 7 249.2 249.2 248.6 250.0 0.28 6 959 473 -25.1 -29.9 64 4.8 -25.5 48 7 251.0 251.1 250.3 252.0 0.33 7 935 657 -25.5 -30.0 66 4.5 -25.9 57 8 252.5 252.5 251.6 253.4 0.34 8 925 735 -24.7 -29.3 66 4.6 -25.1 60 9 254.1 254.1 253.0 255.1 0.37 9 908 870 -23.9 -28.4 66 4.5 -24.4 58 11 256.2 256.3 254.9 257.4 0.40 10 850 1349 -25.9 -30.1 68 4.2 -26.3 50 17 259.0 259.1 257.1 260.1 0.37 11 772 2042 -28.3 -32.8 65 4.5 -28.7 43 16 263.7 263.7 260.7 264.6 0.31 12 700 2738 -32.5 -37.2 63 4.7 -32.8 35 15 266.5 266.5 262.6 267.2 0.22 13 658 3170 -35.5 -40.1 63 4.6 -35.8 33 18 267.9 267.9 263.5 268.4 0.18 14 517 4816 -43.9 -49.9 51 6.0 -44.1 26 28 276.9 276.9 269.4 277.1 0.08 15 500 5040 -44.5 -50.5 51 6.0 -44.7 25 29 278.8 278.8 270.5 279.0 0.07 16 400 6520 -49.9 -57.9 38 8.0 -50.1 20 31 290.1 290.1 276.8 290.3 0.04 17 352 7349 -52.5 -60.5 37 8.0 -52.7 9 28 297.4 297.4 280.3 297.6 0.03 18 310 8162 -56.1 -64.1 36 8.0 -56.2 358 26 303.4 303.4 282.8 303.5 0.02 19 300 8370 -56.7 -64.7 36 8.0 -56.8 355 25 305.4 305.4 283.6 305.5 0.02 20 281 8783 -58.3 -66.3 35 8.0 -58.4 350 23 308.9 308.9 284.9 309.0 0.02 21 250 9520 -57.9 -65.9 35 8.0 -58.0 340 23 320.0 320.0 288.8 320.1 0.02 22 229 10070 -56.9 -64.9 36 8.0 -57.1 336 24 329.6 329.6 291.6 329.8 0.03 23 200 10920 -57.3 -66.3 31 9.0 -57.5 330 25 342.0 342.0 294.8 342.1 0.03 24 150 12740 -59.9 -68.9 30 9.0 -60.0 320 25 366.9 366.9 300.0 367.0 0.02 25 147 12866 -60.3 -69.3 30 9.0 -60.4 368.3 368.3 300.3 368.4 0.02 TRP 281 8783 -58.3 -66.3 35 8.0 -58.4 350 23 308.9 308.9 284.9 309.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4867.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 61.53 % Est. max temperature: -13.70 C = 7.34 F Sfc-Lift cond lev (LCL): 957.18 mb = 486.75 m = 1596.93 ft T: -25.13 C 700-500 lapse rate: 5.21 C/km ThetaE index: 0.00 C Layer 1018.0- 0.0 mb Conv cond level (CCL): 1016.00 mb = 60.25 m = 197.68 ft Mean mixing ratio: 0.28 g/kg Conv temperature: -31.15 C = -24.06 F Cap Strength: 23.08 C Lifted Index: 24.45 C Risk: None Lifted Index @300 mb: 39.96 C Lifted Index @700 mb: 15.97 C Showalter Index: 15.42 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 14.40 C K Index: -16.20 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 3.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.64 J/kg Max Up Vert Vel: 10.74 m/s Conv Inhibition (B-): 17880.43 J/kg Cap Strength: 23.96 C Lift Cond Lev (LCL): 895.98 mb = 966.65 m = 3171.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 62 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 1018 46 355 3 0.3 -3.0 | 254 14 13.1 3.8 1 1000 173 35 5 -2.9 -4.1 | 255 10 9.9 2.7 2 925 735 60 9 -7.8 -4.5 | 246 6 5.0 2.3 3 850 1349 50 17 -13.0 -10.9 | 3 4 -0.2 -4.1 4 700 2738 35 15 -8.6 -12.3 | 323 7 4.2 -5.5 5 500 5040 25 29 -12.3 -26.3 | 358 20 0.6 -19.5 6 400 6520 20 31 -10.6 -29.1 | 354 22 2.2 -22.3 7 300 8370 355 25 2.2 -24.9 | 320 24 15.0 -18.1 8 281 8783 350 23 4.0 -22.7 | 313 23 16.8 -15.9 9 250 9520 340 23 7.9 -21.6 | 306 25 20.7 -14.8 10 200 10920 330 25 12.5 -21.7 | 300 29 25.3 -14.9 11 150 12740 320 25 16.1 -19.2 | 293 31 28.9 -12.4 Wind Parameters Mean winds (0-6000m): 32.1 at 19.3 knts Storm direction: 62.1 at 14.5 knts Shear (0-3000m) pos: 2.0 neg: 1.1 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 80.8 deg Storm rel helicity (0-3000m) pos: 8.8 neg: -7.3 tot: 1.5 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.32 Bulk Shear: 24.80 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 41 6 255 9| 6.7 0.0 6.7| 1.6 -0.9 0.7 1.4 0.01| 6.8 0.1 1000 52 8 254 7| 6.1 0.0 6.1| 3.6 -2.2 1.4 1.4 0.13| 6.5 0.9 1500 51 10 267 5| 4.1 1.4 5.5| 5.9 -2.9 3.0 2.0 0.25| 6.0 1.5 2000 49 12 285 4| 3.0 1.1 4.2| 5.9 -4.7 1.2 0.6 0.16| 4.9 0.8 2500 47 13 298 4| 2.4 1.0 3.4| 5.9 -6.6 -0.7 -0.3 0.09| 4.3 0.4 3000 45 13 306 4| 2.0 1.1 3.2| 8.8 -7.3 1.5 0.5 0.12| 4.0 0.5 4000 40 15 324 6| 1.5 1.6 3.1| 17.7 -7.3 10.4 2.6 0.21| 3.8 0.8 5000 35 17 338 8| 1.2 1.9 3.2| 23.5 -7.3 16.2 3.2 0.21| 3.7 0.8 6000 32 19 345 10| 1.0 1.8 2.8| 23.5 -12.6 11.0 1.8 0.17| 3.3 0.6 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20260113.00.gif