UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 17 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 1045 -332 -30.7 -34.1 72 3.4 -30.9 0 0 239.4 239.4 239.4 240.0 0.20 1 1038 -284 -30.5 -35.5 62 5.0 -30.7 353 0 240.1 240.1 239.9 240.6 0.18 2 1028 -213 -27.9 -33.9 56 6.0 -28.3 343 1 243.3 243.4 243.1 243.9 0.21 3 1000 0 -0.3 -5.3 69 5.0 -2.1 315 3 272.9 273.3 271.1 279.9 2.57 4 809 1825 -18.3 -24.3 59 6.0 -19.3 297 4 270.8 270.9 266.5 272.7 0.66 5 777 2156 -19.9 -24.7 66 4.8 -20.6 331 4 272.2 272.3 267.4 274.1 0.66 6 714 2841 -22.7 -27.7 64 5.0 -23.4 43 3 275.8 275.9 269.5 277.4 0.55 7 700 3000 -23.9 -28.6 65 4.7 -24.5 60 3 276.0 276.1 269.7 277.6 0.52 8 606 4030 -33.1 -37.2 67 4.1 -33.4 56 6 277.0 277.1 269.8 277.8 0.26 9 597 4136 -29.9 -33.7 69 3.8 -30.3 55 7 281.9 282.0 272.9 283.1 0.37 10 584 4292 -30.5 -34.2 70 3.7 -30.9 55 7 283.0 283.1 273.5 284.1 0.36 11 527 5015 -34.1 -42.1 44 8.0 -34.6 52 10 287.1 287.1 275.5 287.7 0.18 12 511 5229 -35.7 -44.7 39 9.0 -36.2 51 10 287.7 287.7 275.7 288.2 0.14 13 500 5380 -36.9 -45.9 39 9.0 -37.4 50 11 288.0 288.1 275.9 288.5 0.13 14 400 6890 -48.7 -54.7 50 6.0 -48.8 50 19 291.7 291.7 277.6 291.9 0.06 15 380 7226 -51.3 -57.3 49 6.0 -51.4 55 23 292.6 292.6 278.0 292.7 0.04 16 300 8730 -60.7 -66.7 45 6.0 -60.7 80 40 299.8 299.8 281.3 299.8 0.02 17 258 9650 -66.3 -72.3 43 6.0 -66.3 76 45 304.7 304.7 283.3 304.8 0.01 18 250 9840 -66.7 -72.7 42 6.0 -66.7 75 46 306.9 306.9 284.1 306.9 0.01 19 200 11190 -65.9 -71.9 43 6.0 -66.0 60 33 328.4 328.4 291.3 328.4 0.01 20 189 11533 -66.5 -72.5 43 6.0 -66.5 332.8 332.8 292.5 332.8 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5380.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 61.92 % Est. max temperature: 2.22 C = 35.99 F Sfc-Lift cond lev (LCL): 986.37 mb = 118.15 m = 387.61 ft T: -1.47 C 700-500 lapse rate: 5.46 C/km ThetaE index: 7.21 C Layer 809.0- 777.0 mb Conv cond level (CCL): 1038.00 mb = -283.54 m = -930.25 ft Mean mixing ratio: 1.65 g/kg Conv temperature: -10.01 C = 13.98 F Cap Strength: 16.49 C Lifted Index: 16.66 C Risk: None Lifted Index @300 mb: 22.60 C Lifted Index @700 mb: 8.31 C Showalter Index: 11.71 C Risk: None Total Totals Index: 39.83 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 17.03 C K Index: -1.77 Risk: None Sweat Index: 19.40 Risk: None Energy Index: 3.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 153.35 J/kg Max Up Vert Vel: 17.51 m/s Conv Inhibition (B-): 8679.12 J/kg Cap Strength: 16.54 C Lift Cond Lev (LCL): 979.36 mb = 179.54 m = 589.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 71 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 1045 -332 0 0 -0.0 -0.0 | 251 5 4.3 1.5 1 925 932 235 9 7.4 5.2 | 240 13 11.7 6.6 2 850 1562 255 5 4.8 1.3 | 253 10 9.2 2.8 3 700 3000 60 3 -2.6 -1.5 | 271 2 1.7 -0.0 4 500 5380 50 11 -8.4 -7.1 | 36 7 -4.1 -5.6 5 400 6890 50 19 -14.6 -12.2 | 44 15 -10.2 -10.7 6 300 8730 80 40 -39.4 -6.9 | 81 35 -35.1 -5.5 7 250 9840 75 46 -44.4 -11.9 | 75 41 -40.1 -10.4 8 200 11190 60 33 -28.6 -16.5 | 58 29 -24.3 -15.0 Wind Parameters Mean winds (0-6000m): 41.2 at 6.1 knts Storm direction: 71.2 at 4.6 knts Shear (0-3000m) pos: 1.8 neg: 1.3 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 48.6 deg Storm rel helicity (0-3000m) pos: 23.5 neg: -20.5 tot: 3.0 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 20.04 Bulk Shear: 7.65 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 ------------------------------------------------------------------------------- 500 198 2 238 6| 0.0 3.7 3.7| 2.8 0.0 2.8 5.6 0.55| 4.1 2.2 1000 228 4 241 8| 0.0 3.7 3.7| 2.8 -8.9 -6.1 -6.1 -0.12| 5.0 -0.6 1500 236 5 243 10| 0.0 2.6 2.6| 6.1 -20.5 -14.4 -9.6 -0.24| 5.2 -1.3 2000 240 5 245 10| 1.0 1.9 2.9| 12.7 -20.5 -7.8 -3.9 -0.07| 4.9 -0.3 2500 248 5 249 10| 1.7 1.5 3.2| 21.3 -20.5 0.8 0.3 0.11| 4.9 0.5 3000 250 5 251 10| 1.8 1.3 3.1| 23.5 -20.5 3.0 1.0 0.14| 4.7 0.7 4000 247 5 249 9| 1.4 0.8 2.2| 24.0 -21.1 2.9 0.7 0.15| 4.1 0.6 5000 325 5 291 8| 1.1 0.3 1.4| 24.8 -21.1 3.7 0.7 0.17| 3.6 0.6 6000 41 6 354 3| 0.9 0.2 1.2| 25.7 -21.1 4.6 0.8 0.17| 3.4 0.6 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20260117.12.gif