UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 12 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 45 -3.7 -11.7 54 8.0 -5.9 355 3 266.9 267.1 265.3 271.0 1.51 1 1022 137 -2.7 -10.7 54 8.0 -5.0 12 4 268.8 269.0 266.9 273.3 1.65 2 1000 309 -3.3 -13.3 46 10.0 -6.0 45 7 269.9 270.1 267.1 273.7 1.37 3 984 437 -3.7 -14.7 42 11.0 -6.6 32 6 270.7 270.9 267.5 274.2 1.24 4 943 773 -2.7 -17.7 30 15.0 -6.5 356 4 275.0 275.2 269.9 278.0 1.01 5 925 926 -3.5 -19.5 28 16.0 -7.4 340 3 275.7 275.9 270.1 278.3 0.88 6 881 1310 -4.5 -22.5 23 18.0 -8.5 6 8 278.6 278.7 271.5 280.7 0.71 7 850 1592 -5.5 -24.5 21 19.0 -9.5 25 11 280.4 280.5 272.5 282.3 0.62 8 836 1722 -5.5 -25.5 19 20.0 -9.7 28 11 281.7 281.8 273.2 283.5 0.57 9 700 3097 -11.9 -28.9 23 17.0 -15.0 55 15 289.3 289.4 277.1 290.9 0.50 10 615 4077 -16.7 -30.7 29 14.0 -19.0 45 23 294.7 294.8 279.7 296.3 0.48 11 567 4682 -20.7 -36.7 22 16.0 -22.8 39 28 296.9 297.0 280.4 297.9 0.29 12 538 5068 -23.1 -38.1 24 15.0 -24.9 35 31 298.6 298.6 281.1 299.5 0.27 13 500 5600 -27.3 -37.3 38 10.0 -28.4 30 35 299.8 299.8 281.7 300.8 0.31 14 400 7170 -39.3 -45.3 53 6.0 -39.6 20 38 303.9 303.9 283.2 304.5 0.17 15 359 7901 -45.3 -50.3 57 5.0 -45.5 305.4 305.4 283.7 305.8 0.11 TRP WND Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 26.87 % Est. max temperature: 7.89 C = 46.20 F Sfc-Lift cond lev (LCL): 911.05 mb = 1045.85 m = 3431.23 ft T: -3.81 C 700-500 lapse rate: 6.15 C/km ThetaE index: 0.00 C Layer 1034.0- 0.0 mb Conv cond level (CCL): 563.49 mb = 4728.17 m = 15512.19 ft Mean mixing ratio: 1.27 g/kg Conv temperature: 26.82 C = 80.28 F Cap Strength: 20.18 C Lifted Index: 20.61 C Risk: None Lifted Index @700 mb: 14.62 C Showalter Index: 14.87 C Risk: None Total Totals Index: 24.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 2.80 C K Index: -19.70 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.41 J/kg Max Up Vert Vel: 7.67 m/s Conv Inhibition (B-): 4661.23 J/kg Cap Strength: 20.60 C Lift Cond Lev (LCL): 822.46 mb = 1848.59 m = 6064.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 66 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 1034 45 355 3 0.3 -3.0 | 259 13 12.6 2.6 1 1000 309 45 7 -4.9 -4.9 | 265 7 7.4 0.6 2 925 926 340 3 1.0 -2.8 | 258 14 13.4 2.7 3 850 1592 25 11 -4.6 -10.0 | 300 9 7.7 -4.4 4 700 3097 55 15 -12.3 -8.6 | 359 3 0.0 -3.1 5 500 5600 30 35 -17.5 -30.3 | 12 25 -5.2 -24.8 6 400 7170 20 38 -13.0 -35.7 | 1 30 -0.7 -30.2 Wind Parameters Mean winds (0-6000m): 35.8 at 18.0 knts Storm direction: 65.8 at 13.5 knts Shear (0-3000m) pos: 2.8 neg: 0.5 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 95.9 deg Storm rel helicity (0-3000m) pos: 38.6 neg: -6.1 tot: 32.5 m^2/s^2 ave: 10.8 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.43 Bulk Shear: 20.57 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 32 6 265 9| 3.1 0.0 3.1| 5.6 -0.3 5.3 10.6 0.22| 8.2 1.8 1000 24 5 264 10| 1.6 1.5 3.1| 10.0 -6.1 3.9 3.9 0.10| 6.7 0.6 1500 20 6 269 10| 3.5 1.0 4.5| 29.5 -6.1 23.3 15.5 0.37| 7.0 2.6 2000 25 7 276 9| 3.3 0.7 4.0| 33.8 -6.1 27.7 13.8 0.41| 6.0 2.5 2500 30 8 281 8| 3.0 0.6 3.6| 36.4 -6.1 30.3 12.1 0.43| 5.4 2.3 3000 35 9 286 7| 2.8 0.5 3.3| 38.6 -6.1 32.5 10.8 0.46| 4.9 2.3 4000 41 12 304 6| 2.1 0.8 2.9| 41.2 -6.1 35.0 8.8 0.41| 4.8 2.0 5000 40 15 333 6| 1.7 1.6 3.3| 41.2 -11.8 29.3 5.9 0.30| 4.8 1.4 6000 36 18 349 9| 1.4 1.9 3.3| 41.2 -30.8 10.4 1.7 0.20| 4.6 0.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251012.12.gif