UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 10 DEC 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 1013 43 -18.9 -21.2 82 2.3 -19.2 160 5 253.3 253.4 253.1 255.2 0.69 1 1002 124 -18.7 -21.8 77 3.1 -19.1 190 5 254.3 254.4 253.9 256.1 0.67 2 1000 139 -18.1 -21.1 77 3.0 -18.6 195 5 255.1 255.2 254.6 257.0 0.71 3 994 184 -15.7 -18.6 78 2.9 -16.2 203 5 257.9 258.0 257.3 260.3 0.89 4 925 723 -19.1 -21.5 81 2.4 -19.5 300 7 259.8 259.9 258.5 261.8 0.74 5 877 1117 -22.1 -24.5 81 2.4 -22.4 294 10 260.7 260.7 258.9 262.3 0.60 6 870 1176 -20.3 -22.8 80 2.5 -20.7 293 10 263.1 263.2 261.0 265.1 0.70 7 869 1185 -20.3 -22.9 80 2.6 -20.7 293 10 263.2 263.3 261.1 265.2 0.70 8 850 1348 -21.1 -25.4 68 4.3 -21.7 290 11 264.0 264.1 261.5 265.7 0.57 9 803 1768 -20.9 -30.9 40 10.0 -22.1 297 17 268.6 268.6 264.4 269.7 0.36 10 754 2231 -24.5 -38.5 26 14.0 -25.6 305 23 269.6 269.6 264.7 270.1 0.18 11 741 2357 -25.7 -38.7 29 13.0 -26.7 308 25 269.6 269.6 264.7 270.2 0.18 12 720 2566 -25.3 -36.3 35 11.0 -26.3 311 28 272.3 272.3 266.7 273.0 0.24 13 700 2770 -26.1 -33.1 52 7.0 -26.8 315 31 273.6 273.6 267.7 274.6 0.34 14 657 3227 -27.7 -32.7 62 5.0 -28.2 314 35 276.8 276.8 269.9 277.9 0.37 15 606 3804 -31.5 -35.8 66 4.3 -31.9 313 39 278.9 278.9 271.0 279.8 0.30 16 554 4433 -36.5 -40.8 64 4.3 -36.8 312 44 280.2 280.2 271.6 280.8 0.20 17 507 5045 -38.5 -43.5 59 5.0 -38.8 310 49 285.0 285.0 274.3 285.5 0.16 18 500 5140 -39.5 -44.5 59 5.0 -39.8 310 50 284.9 284.9 274.2 285.4 0.15 19 448 5880 -44.5 -49.5 57 5.0 -44.7 312 59 287.7 287.7 275.6 288.0 0.09 20 400 6630 -48.3 -53.1 57 4.8 -48.4 315 69 292.2 292.2 277.9 292.5 0.07 21 300 8480 -59.5 -64.5 52 5.0 -59.6 320 87 301.5 301.5 282.0 301.6 0.02 22 294 8606 -60.2 -65.2 52 5.0 -60.3 315 91 302.2 302.2 282.3 302.3 0.02 23 251 9576 -65.7 -70.5 51 4.8 -65.7 320 85 308.0 308.0 284.6 308.1 0.01 24 250 9600 -65.5 -70.2 52 4.7 -65.5 320 85 308.7 308.7 284.8 308.7 0.01 25 200 10960 -63.3 -68.3 51 5.0 -63.3 320 54 332.5 332.5 292.4 332.6 0.02 26 184 11472 -62.3 -67.3 51 5.0 -62.4 319 49 342.2 342.2 294.8 342.3 0.02 27 150 12730 -62.5 -67.5 51 5.0 -62.6 315 36 362.4 362.4 299.2 362.5 0.03 28 100 15220 -64.5 -70.5 43 6.0 -64.6 305 25 403.1 403.1 305.6 403.2 0.03 29 91 15792 -65.3 -72.3 37 7.0 -65.4 302 24 412.5 412.5 306.9 412.7 0.02 30 70 17370 -68.3 -75.3 36 7.0 -68.4 295 21 438.3 438.3 309.7 438.4 0.02 31 50 19370 -72.7 -79.7 34 7.0 -72.8 290 19 472.2 472.2 312.8 472.3 0.01 32 44 20120 -73.1 -81.1 29 8.0 -73.2 488.8 488.8 314.1 488.9 0.01 TRP 251 9576 -65.7 -70.5 51 4.8 -65.7 320 85 308.0 308.0 284.6 308.1 0.01 WND 294 8606 -60.2 -65.2 52 5.0 -60.3 315 91 302.2 302.2 282.3 302.3 0.02 Sounding variables and indices 1000-500 mb thick: 5001.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 60.39 % Est. max temperature: -8.70 C = 16.33 F Sfc-Lift cond lev (LCL): 975.48 mb = 325.01 m = 1066.29 ft T: -16.59 C 700-500 lapse rate: 5.65 C/km Conv cond level (CCL): 889.56 mb = 1011.82 m = 3319.60 ft Mean mixing ratio: 0.78 g/kg Conv temperature: -11.76 C = 10.83 F Cap Strength: 20.31 C Lifted Index: 20.19 C Risk: None Lifted Index @300 mb: 29.13 C Lifted Index @700 mb: 12.43 C Showalter Index: 15.85 C Risk: None Total Totals Index: 32.50 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 14.10 C K Index: -14.00 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 4.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.94 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 35683.78 J/kg Cap Strength: 20.21 C Lift Cond Lev (LCL): 921.41 mb = 751.74 m = 2466.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 24 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 1013 43 160 5 -1.7 4.7 | 160 29 -9.7 26.8 1 1000 139 195 5 1.3 4.8 | 166 28 -6.7 27.0 2 925 723 300 7 6.1 -3.5 | 174 19 -1.9 18.6 3 850 1348 290 11 10.3 -3.8 | 187 19 2.4 18.4 4 700 2770 315 31 21.9 -21.9 | 269 14 13.9 0.2 5 500 5140 310 50 38.3 -32.1 | 288 32 30.3 -10.0 6 400 6630 315 69 48.8 -48.8 | 303 49 40.8 -26.7 7 300 8480 320 87 55.9 -66.6 | 313 65 47.9 -44.5 8 294 8606 315 91 64.3 -64.3 | 307 70 56.4 -42.2 9 251 9576 320 85 54.6 -65.1 | 313 63 46.7 -43.0 10 250 9600 320 85 54.6 -65.1 | 313 63 46.7 -43.0 11 200 10960 320 54 34.7 -41.4 | 306 33 26.7 -19.2 12 150 12730 315 36 25.5 -25.5 | 281 18 17.5 -3.3 13 100 15220 305 25 20.5 -14.3 | 238 15 12.5 7.8 14 70 17370 295 21 19.0 -8.9 | 220 17 11.1 13.3 15 50 19370 290 19 17.9 -6.5 | 212 18 9.9 15.6 Wind Parameters Mean winds (0-6000m): 310.2 at 31.4 knts Storm direction: 340.2 at 23.5 knts Shear (0-3000m) pos: 5.8 neg: 0.8 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 113.8 deg Storm rel helicity (0-3000m) pos: 161.8 neg: -2.5 tot: 159.2 m^2/s^2 ave: 53.1 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 5.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.15 Bulk Shear: 129.90 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 ------------------------------------------------------------------------------- 500 226 6 171 26| 9.5 0.0 9.5| 52.5 0.0 52.5 105.0 0.72| 10.6 7.6 1000 274 7 176 22| 6.7 0.0 6.7| 62.3 -2.5 59.8 59.8 0.55| 8.3 4.6 1500 284 8 179 20| 4.5 1.6 6.1| 84.7 -2.5 82.2 54.8 0.64| 7.2 4.7 2000 291 10 185 19| 5.3 1.2 6.5|114.2 -2.5 111.7 55.8 0.72| 7.4 5.3 2500 299 13 192 16| 5.8 1.0 6.7|143.1 -2.5 140.6 56.2 0.78| 7.5 5.9 3000 305 16 201 14| 5.8 0.8 6.6|161.8 -2.5 159.2 53.1 0.79| 7.3 5.7 4000 309 21 224 12| 4.3 1.6 6.0|178.3 -2.5 175.8 44.0 0.73| 6.5 4.7 5000 310 26 247 13| 3.5 2.2 5.6|191.6 -2.5 189.1 37.8 0.66| 6.1 4.0 6000 310 31 263 16| 4.0 1.8 5.8|254.5 -2.5 252.0 42.0 0.63| 6.1 3.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251210.00.gif