UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 7 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 1025 44 -2.1 -6.6 71 4.5 -3.6 155 1 269.1 269.5 268.2 275.3 2.27 1 1000 240 -3.5 -9.5 63 6.0 -5.3 150 9 269.6 270.0 267.8 274.7 1.86 2 939 733 -7.9 -11.5 75 3.6 -8.9 194 7 270.1 270.3 267.8 274.7 1.69 3 925 850 -8.3 -12.3 73 4.0 -9.4 205 7 270.8 271.1 268.2 275.3 1.60 4 875 1279 -11.1 -14.9 73 3.8 -12.0 185 3 272.3 272.5 268.7 276.1 1.37 5 850 1501 -12.9 -17.7 67 4.8 -13.9 175 1 272.6 272.8 268.5 275.8 1.12 6 785 2101 -18.5 -21.6 77 3.1 -19.0 118 1 272.9 273.0 268.3 275.4 0.87 7 777 2178 -16.3 -19.2 78 2.9 -16.9 110 1 276.1 276.3 270.7 279.2 1.08 8 770 2246 -15.9 -18.6 80 2.7 -16.4 104 1 277.2 277.4 271.5 280.5 1.14 9 754 2405 -14.7 -18.1 75 3.4 -15.4 89 1 280.2 280.4 273.3 283.8 1.22 10 700 2964 -18.1 -24.1 59 6.0 -19.2 35 1 282.4 282.6 273.9 284.8 0.78 11 611 3967 -23.5 -33.5 39 10.0 -24.7 37 3 287.4 287.5 275.9 288.6 0.37 12 568 4496 -27.3 -39.3 31 12.0 -28.4 38 3 289.0 289.1 276.5 289.8 0.22 13 500 5400 -34.1 -43.1 40 9.0 -34.7 40 5 291.5 291.5 277.7 292.0 0.17 14 400 6930 -45.3 -50.3 57 5.0 -45.5 325 5 296.1 296.1 279.7 296.5 0.10 15 332 8146 -53.9 -58.3 58 4.4 -54.0 306 10 300.5 300.5 281.6 300.7 0.04 16 320 8381 -55.3 -59.6 59 4.3 -55.4 302 11 301.8 301.8 282.1 301.9 0.04 17 300 8790 -57.1 -61.3 59 4.2 -57.2 295 13 304.9 304.9 283.4 305.0 0.03 18 290 9003 -57.7 -61.9 59 4.2 -57.8 320 11 307.0 307.0 284.2 307.1 0.03 19 278 9268 -57.9 -62.1 59 4.2 -58.0 331 12 310.4 310.4 285.5 310.5 0.03 20 250 9940 -54.3 -58.6 59 4.3 -54.4 360 15 325.3 325.3 290.5 325.6 0.06 21 217 10857 -51.7 -56.5 56 4.8 -51.8 3 19 342.8 342.8 295.1 343.2 0.08 22 200 11390 -50.9 -56.9 49 6.0 -51.1 5 21 352.2 352.2 297.2 352.5 0.09 23 150 13250 -52.1 -60.1 38 8.0 -52.4 25 21 380.3 380.3 302.3 380.7 0.08 24 100 15860 -54.3 -66.3 22 12.0 -54.8 20 19 422.8 422.8 308.1 423.1 0.05 25 70 18130 -56.7 -69.7 18 13.0 -57.2 15 21 463.1 463.1 312.1 463.3 0.05 26 50 20260 -59.1 -73.1 15 14.0 -59.6 345 15 504.2 504.2 315.2 504.5 0.04 27 48 20516 -59.7 -73.7 15 14.0 -60.2 508.7 508.7 315.6 508.9 0.04 TRP 290 9003 -57.7 -61.9 59 4.2 -57.8 320 11 307.0 307.0 284.2 307.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5160.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 56.95 % Est. max temperature: 1.03 C = 33.86 F Sfc-Lift cond lev (LCL): 955.02 mb = 600.69 m = 1970.73 ft T: -6.72 C 700-500 lapse rate: 6.57 C/km ThetaE index: 0.71 C Layer 850.0- 777.0 mb Conv cond level (CCL): 869.34 mb = 1328.82 m = 4359.61 ft Mean mixing ratio: 1.82 g/kg Conv temperature: 1.11 C = 34.00 F Cap Strength: 12.61 C Lifted Index: 13.87 C Risk: None Lifted Index @300 mb: 21.28 C Lifted Index @700 mb: 8.51 C Showalter Index: 13.11 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 16.40 C K Index: -2.50 Risk: None Sweat Index: 7.00 Risk: None Energy Index: 3.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.12 J/kg Max Up Vert Vel: 2.50 m/s Conv Inhibition (B-): 35275.53 J/kg Cap Strength: 13.82 C Lift Cond Lev (LCL): 903.44 mb = 1032.08 m = 3386.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 108 at 3 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 1025 44 155 1 -0.4 0.9 | 267 2 2.0 0.1 1 1000 240 150 9 -4.5 7.8 | 163 7 -2.1 7.0 2 925 850 205 7 3.0 6.3 | 224 8 5.4 5.5 3 850 1501 175 1 -0.1 1.0 | 265 2 2.3 0.2 4 700 2964 35 1 -0.6 -0.8 | 311 2 1.8 -1.6 5 500 5400 40 5 -3.2 -3.8 | 10 5 -0.8 -4.6 6 400 6930 325 5 2.9 -4.1 | 313 7 5.3 -4.9 7 300 8790 295 13 11.8 -5.5 | 294 16 14.2 -6.3 8 290 9003 320 11 7.1 -8.4 | 314 13 9.5 -9.2 9 250 9940 360 15 -0.0 -15.0 | 351 16 2.4 -15.8 10 200 11390 5 21 -1.8 -20.9 | 358 22 0.6 -21.7 11 150 13250 25 21 -8.9 -19.0 | 18 21 -6.5 -19.8 12 100 15860 20 19 -6.5 -17.9 | 12 19 -4.1 -18.6 13 70 18130 15 21 -5.4 -20.3 | 8 21 -3.0 -21.1 14 50 20260 345 15 3.9 -14.5 | 338 17 6.3 -15.3 Wind Parameters Mean winds (0-6000m): 78.2 at 3.4 knts Storm direction: 108.2 at 2.5 knts Shear (0-3000m) pos: 0.8 neg: 1.1 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 47.6 deg Storm rel helicity (0-3000m) pos: 17.9 neg: -4.3 tot: 13.6 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.43 Bulk Shear: 7.26 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 ------------------------------------------------------------------------------- 500 159 7 179 6| 7.3 0.0 7.3| 8.0 -4.1 4.0 7.9 -0.14| 13.1 -1.8 1000 175 7 196 6| 2.3 0.0 2.3| 15.4 -4.3 11.1 11.1 0.09| 9.5 0.9 1500 180 6 206 5| 1.5 1.5 3.0| 17.2 -4.3 12.9 8.6 0.17| 7.8 1.4 2000 178 5 211 4| 1.2 1.3 2.4| 17.4 -4.3 13.1 6.5 0.19| 6.1 1.1 2500 176 4 216 4| 0.9 1.2 2.1| 17.7 -4.3 13.4 5.4 0.21| 5.0 1.1 3000 176 3 221 3| 0.8 1.1 1.9| 17.9 -4.3 13.6 4.5 0.22| 4.3 0.9 4000 165 3 218 3| 0.4 0.8 1.2| 19.0 -4.3 14.7 3.7 0.26| 3.5 0.9 5000 126 3 176 1| 0.2 0.6 0.8| 20.1 -4.3 15.8 3.2 0.29| 2.9 0.8 6000 78 3 31 2| 0.1 0.6 0.8| 20.4 -7.7 12.8 2.1 0.19| 2.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251007.12.gif