UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 27 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 ------------------------------------------------------------------------------- 0 1000 -24 275 5 SFC 992 40 -0.9 -1.0 99 0.1 -0.9 275 5 272.9 273.5 272.6 282.5 3.58 2 925 595 -3.9 -5.9 86 2.0 -4.6 315 11 275.3 275.8 272.7 282.7 2.66 3 850 1257 -8.1 -9.9 87 1.8 -8.7 325 9 277.7 278.0 273.2 283.6 2.12 4 700 2736 -17.9 -20.5 80 2.6 -18.4 325 17 282.7 282.8 274.5 285.9 1.07 5 500 5170 -34.3 -37.2 75 2.9 -34.6 310 17 291.2 291.3 277.8 292.3 0.31 6 491 5298 -34.9 -37.8 75 2.9 -35.1 309 17 292.0 292.1 278.2 293.0 0.30 7 400 6700 -46.3 -49.1 73 2.8 -46.4 300 13 294.8 294.8 279.2 295.2 0.11 8 324 8074 -52.9 -55.6 72 2.7 -52.9 320 15 304.0 304.0 283.1 304.3 0.06 9 300 8570 -51.7 -54.6 71 2.9 -51.8 335 25 312.5 312.5 286.3 312.8 0.08 10 258 9546 -50.7 -54.3 65 3.6 -50.8 331 25 327.7 327.7 291.2 328.1 0.09 11 250 9750 -50.3 -54.1 64 3.8 -50.4 330 25 331.3 331.3 292.2 331.7 0.10 12 200 11210 -50.9 -56.9 49 6.0 -51.1 325 19 352.2 352.2 297.2 352.5 0.09 13 150 13070 -53.5 -61.5 37 8.0 -53.8 325 23 377.9 377.9 301.9 378.2 0.06 14 100 15660 -56.9 -66.9 27 10.0 -57.2 315 27 417.8 417.8 307.5 418.0 0.05 15 70 17890 -62.1 -73.1 22 11.0 -62.4 295 27 451.5 451.5 311.0 451.7 0.03 16 63 18540 -63.1 -74.1 21 11.0 -63.4 463.1 463.1 312.1 463.3 0.03 TRP 324 8074 -52.9 -55.6 72 2.7 -52.9 320 15 304.0 304.0 283.1 304.3 0.06 WND Sounding variables and indices 1000-500 mb thick: 5194.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.32 inches Sfc-500 mean rel hum: 81.81 % Est. max temperature: 4.12 C = 39.42 F Sfc-Lift cond lev (LCL): 990.26 mb = 54.05 m = 177.34 ft T: -0.98 C 700-500 lapse rate: 6.74 C/km ThetaE index: 0.00 C Layer 992.0- -0.0 mb Conv cond level (CCL): 905.37 mb = 762.92 m = 2503.00 ft Mean mixing ratio: 2.92 g/kg Conv temperature: 2.13 C = 35.84 F Cap Strength: 2.76 C Lifted Index: 7.52 C Risk: None Lifted Index @300 mb: 21.11 C Lifted Index @700 mb: 2.76 C Showalter Index: 6.75 C Risk: None Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 24.40 C K Index: 13.70 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 1.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.96 J/kg Max Up Vert Vel: 4.89 m/s Conv Inhibition (B-): 24453.65 J/kg Cap Strength: 7.40 C Lift Cond Lev (LCL): 922.45 mb = 616.62 m = 2023.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 347 at 11 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 ---------------------------------------------------------- 0 992 40 275 5 5.0 -0.4 | 194 10 2.5 10.0 1 925 595 315 11 7.8 -7.8 | 243 6 5.3 2.7 2 850 1257 325 9 5.2 -7.4 | 221 4 2.7 3.1 3 700 2736 325 17 9.8 -13.9 | 295 8 7.3 -3.4 4 500 5170 310 17 13.0 -10.9 | 272 11 10.6 -0.4 5 400 6700 300 13 11.3 -6.5 | 246 10 8.8 4.0 6 324 8074 320 15 9.6 -11.5 | 278 7 7.2 -1.0 7 300 8570 335 25 10.6 -22.7 | 326 15 8.1 -12.2 8 250 9750 330 25 12.5 -21.7 | 318 15 10.1 -11.2 9 200 11210 325 19 10.9 -15.6 | 301 10 8.5 -5.1 10 150 13070 325 23 13.2 -18.8 | 308 14 10.8 -8.4 11 100 15660 315 27 19.1 -19.1 | 297 19 16.7 -8.6 12 70 17890 295 27 24.5 -11.4 | 272 22 22.0 -0.9 Wind Parameters Mean winds (0-6000m): 316.9 at 14.4 knts Storm direction: 346.9 at 10.8 knts Shear (0-3000m) pos: 1.4 neg: 1.1 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 97.6 deg Storm rel helicity (0-3000m) pos: 23.6 neg: -3.2 tot: 20.4 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.71 Bulk Shear: 6.98 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 ------------------------------------------------------------------------------- 500 301 8 213 8| 7.2 0.0 7.2| 14.0 0.0 14.0 28.1 0.85| 7.5 6.4 1000 311 9 224 6| 3.7 0.0 3.7| 15.1 -1.4 13.7 13.7 0.59| 5.1 3.0 1500 315 9 226 6| 2.8 0.0 2.8| 16.7 -2.2 14.5 9.7 0.55| 4.2 2.3 2000 318 10 233 5| 2.1 0.7 2.8| 19.6 -2.2 17.4 8.7 0.61| 3.8 2.3 2500 320 11 245 5| 1.7 1.1 2.8| 22.4 -2.2 20.3 8.1 0.62| 3.6 2.2 3000 321 12 256 5| 1.4 1.1 2.5| 23.6 -3.2 20.4 6.8 0.57| 3.3 1.9 4000 321 13 267 6| 1.1 0.9 1.9| 23.6 -6.8 16.8 4.2 0.45| 2.7 1.2 5000 319 14 271 7| 0.8 0.7 1.6| 23.6 -10.6 12.9 2.6 0.35| 2.3 0.8 6000 317 14 270 7| 0.7 0.5 1.2| 23.6 -18.5 5.1 0.8 0.20| 2.2 0.4 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251027.12.gif