UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 21 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 1021 39 0.6 -0.5 92 1.1 0.1 190 9 272.1 272.7 272.2 281.8 3.61 1 1000 205 -1.9 -4.7 81 2.8 -2.9 175 13 271.2 271.7 270.2 278.6 2.69 2 969 455 -3.7 -5.7 86 2.0 -4.4 195 15 271.9 272.3 270.5 278.9 2.57 3 944 661 -3.9 -6.1 85 2.2 -4.7 212 16 273.7 274.2 271.6 280.8 2.56 4 925 821 -5.1 -7.5 83 2.4 -5.9 225 17 274.1 274.5 271.5 280.6 2.35 5 850 1480 -9.5 -12.3 80 2.8 -10.3 230 17 276.2 276.5 271.8 281.2 1.75 6 780 2138 -14.1 -16.5 82 2.4 -14.7 228 22 278.1 278.4 272.3 282.0 1.35 7 771 2226 -13.9 -16.1 83 2.2 -14.5 227 23 279.3 279.5 273.1 283.4 1.41 8 734 2601 -11.9 -23.9 36 12.0 -14.3 226 26 285.4 285.5 275.5 287.7 0.75 9 717 2780 -13.1 -30.1 23 17.0 -15.9 226 28 286.0 286.1 275.3 287.4 0.44 10 700 2963 -14.1 -29.1 27 15.0 -16.7 225 29 286.9 287.0 275.9 288.4 0.49 11 591 4223 -23.5 -38.5 24 15.0 -25.1 235 23 290.2 290.2 277.1 290.9 0.23 12 550 4747 -25.7 -40.7 23 15.0 -27.1 239 20 293.6 293.6 278.7 294.3 0.20 13 500 5430 -30.9 -44.9 24 14.0 -31.9 245 17 295.4 295.4 279.5 295.8 0.14 14 400 6980 -42.5 -52.5 33 10.0 -42.9 270 17 299.8 299.8 281.3 300.0 0.07 15 347 7922 -49.7 -58.7 34 9.0 -49.9 287 19 302.4 302.5 282.4 302.6 0.04 16 300 8860 -55.5 -62.5 41 7.0 -55.6 305 21 307.1 307.1 284.2 307.2 0.03 17 264 9669 -60.1 -67.1 39 7.0 -60.2 305 21 311.8 311.8 286.0 311.9 0.02 18 250 10010 -59.9 -66.9 40 7.0 -60.0 290 19 317.0 317.0 287.8 317.1 0.02 19 219 10841 -55.3 -61.3 47 6.0 -55.4 275 18 336.3 336.4 293.4 336.5 0.05 20 211 11078 -54.1 -61.1 42 7.0 -54.3 271 17 341.8 341.8 294.8 342.0 0.05 21 200 11420 -54.1 -61.1 42 7.0 -54.3 265 17 347.1 347.1 296.0 347.3 0.05 22 153 13152 -53.3 -63.3 29 10.0 -53.6 251 13 376.1 376.1 301.6 376.3 0.05 23 150 13280 -53.3 -63.3 29 10.0 -53.6 250 13 378.2 378.2 302.0 378.5 0.05 24 100 15870 -56.5 -70.5 16 14.0 -56.9 290 9 418.6 418.6 307.6 418.7 0.03 25 70 18120 -58.7 -74.7 11 16.0 -59.2 275 11 458.8 458.8 311.7 458.9 0.02 26 67 18395 -58.9 -74.9 11 16.0 -59.3 280 11 464.2 464.2 312.1 464.3 0.02 27 50 20230 -58.9 -75.9 9 17.0 -59.5 310 11 504.7 504.7 315.3 504.8 0.03 28 31 23216 -62.3 -79.3 9 17.0 -62.9 291 17 569.4 569.4 319.2 569.6 0.02 29 30 23420 -61.1 -79.1 8 18.0 -61.9 290 17 578.1 578.1 319.6 578.2 0.03 30 20 25950 -58.5 -77.5 7 19.0 -60.0 265 31 657.1 657.1 323.0 657.5 0.05 31 18 26609 -60.7 -79.7 6 19.0 -62.0 670.3 670.3 323.4 670.6 0.04 32 15 27751 -58.1 -77.1 7 19.0 -60.0 714.8 714.8 324.9 715.4 0.07 33 12 29155 -58.3 -78.3 6 20.0 -60.6 761.2 761.2 326.3 761.9 0.07 TRP 264 9669 -60.1 -67.1 39 7.0 -60.2 305 21 311.8 311.8 286.0 311.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5225.00 m Freezing level: 1015.96 mb = 78.93 m = 258.95 ft Wetbulb zero: 1020.06 mb = 46.50 m = 152.57 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 49.95 % Est. max temperature: 4.09 C = 39.36 F Sfc-Lift cond lev (LCL): 1003.51 mb = 177.01 m = 580.72 ft T: -1.48 C 700-500 lapse rate: 6.81 C/km ThetaE index: 3.27 C Layer 1000.0- 969.0 mb Conv cond level (CCL): 907.71 mb = 968.01 m = 3175.86 ft Mean mixing ratio: 2.67 g/kg Conv temperature: 3.05 C = 37.50 F Cap Strength: 12.34 C Lifted Index: 13.20 C Risk: None Lifted Index @300 mb: 19.36 C Lifted Index @700 mb: 8.73 C Showalter Index: 12.09 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 18.60 C K Index: -5.90 Risk: None Sweat Index: 108.35 Risk: None Energy Index: 3.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.90 J/kg Max Up Vert Vel: 5.08 m/s Conv Inhibition (B-): 58659.06 J/kg Cap Strength: 13.06 C Lift Cond Lev (LCL): 937.34 mb = 716.65 m = 2351.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 at 15 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 1021 39 190 9 1.6 8.9 | 114 15 -13.7 6.0 1 1000 205 175 13 -1.1 13.0 | 122 19 -16.4 10.1 2 925 821 225 17 12.0 12.0 | 161 10 -3.2 9.2 3 850 1480 230 17 13.0 10.9 | 165 8 -2.2 8.1 4 700 2963 225 29 20.5 20.5 | 197 18 5.3 17.7 5 500 5430 245 17 15.4 7.2 | 182 4 0.2 4.3 6 400 6980 270 17 17.0 -0.0 | 328 3 1.8 -2.8 7 300 8860 305 21 17.2 -12.0 | 352 15 2.0 -14.9 8 264 9669 305 21 17.2 -12.0 | 352 15 2.0 -14.9 9 250 10010 290 19 17.9 -6.5 | 344 10 2.6 -9.3 10 200 11420 265 17 16.9 1.5 | 309 2 1.7 -1.4 11 150 13280 250 13 12.2 4.4 | 118 3 -3.0 1.6 12 100 15870 290 9 8.5 -3.1 | 49 9 -6.8 -5.9 13 70 18120 275 11 11.0 -1.0 | 48 6 -4.3 -3.8 14 50 20230 310 11 8.4 -7.1 | 34 12 -6.8 -9.9 15 30 23420 290 17 16.0 -5.8 | 355 9 0.8 -8.7 16 20 25950 265 31 30.9 2.7 | 271 16 15.7 -0.1 Wind Parameters Mean winds (0-6000m): 229.4 at 20.6 knts Storm direction: 259.4 at 15.5 knts Shear (0-3000m) pos: 2.1 neg: 1.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 83.2 deg Storm rel helicity (0-3000m) pos: 70.7 neg: 0.0 tot: 70.7 m^2/s^2 ave: 23.6 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.49 Bulk Shear: 26.12 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 ------------------------------------------------------------------------------- 500 187 13 127 17| 6.8 0.0 6.8| 33.9 0.0 33.9 67.8 0.68| 11.5 7.8 1000 207 15 140 13| 5.7 0.0 5.7| 48.8 0.0 48.8 48.8 0.67| 9.4 6.3 1500 215 16 147 12| 4.1 0.0 4.1| 50.7 0.0 50.7 33.8 0.66| 6.8 4.5 2000 219 17 154 11| 3.1 1.1 4.1| 58.1 0.0 58.1 29.1 0.67| 6.1 4.1 2500 221 18 162 11| 2.5 1.7 4.2| 65.0 0.0 65.0 26.0 0.64| 5.7 3.7 3000 222 20 170 12| 2.1 1.9 4.0| 70.7 0.0 70.7 23.6 0.61| 5.4 3.3 4000 224 21 178 12| 1.4 1.4 2.9| 73.4 0.0 73.4 18.3 0.53| 4.8 2.6 5000 227 21 181 12| 1.2 1.2 2.4| 73.4 -1.7 71.7 14.3 0.44| 4.5 2.0 6000 229 21 182 11| 1.3 1.0 2.3| 74.7 -3.0 71.7 11.9 0.41| 4.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251021.12.gif