UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 28 APR 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 1015 40 -7.9 -11.7 74 3.8 -8.9 70 1 264.1 264.4 263.4 268.3 1.53 1 1000 156 -4.7 -11.7 58 7.0 -6.6 135 9 268.5 268.7 266.5 272.7 1.56 2 982 300 -1.5 -8.5 59 7.0 -3.8 148 9 273.1 273.4 270.4 278.7 2.04 3 925 773 -5.1 -15.1 45 10.0 -7.7 190 11 274.1 274.3 269.8 277.7 1.28 4 924 781 -5.1 -15.1 45 10.0 -7.7 190 11 274.2 274.4 269.8 277.8 1.28 5 857 1370 -7.5 -25.5 22 18.0 -11.0 208 7 277.6 277.7 270.7 279.3 0.56 6 852 1416 -7.7 -25.7 22 18.0 -11.2 209 7 277.9 278.0 270.9 279.6 0.55 7 850 1434 -7.7 -24.7 24 17.0 -11.1 210 7 278.1 278.2 271.1 279.9 0.61 8 767 2235 -6.3 -29.3 14 23.0 -10.8 252 15 287.9 288.0 276.3 289.3 0.44 9 766 2246 -6.3 -29.3 14 23.0 -10.8 253 16 288.0 288.1 276.3 289.4 0.44 10 725 2673 -10.3 -21.3 40 11.0 -12.9 276 20 288.2 288.3 277.2 291.1 0.96 11 700 2943 -9.9 -14.4 70 4.5 -11.2 290 23 291.5 291.8 280.0 296.9 1.79 12 695 2998 -10.1 -14.3 71 4.2 -11.3 290 23 291.9 292.2 280.2 297.4 1.82 13 694 3009 -10.1 -14.3 71 4.2 -11.3 290 23 292.0 292.3 280.3 297.5 1.82 14 595 4177 -17.3 -21.3 71 4.0 -18.2 295 29 296.8 297.0 281.5 300.5 1.17 15 581 4356 -16.1 -19.4 76 3.3 -16.9 296 30 300.2 300.5 283.3 304.7 1.42 16 566 4552 -16.9 -19.4 81 2.5 -17.5 296 31 301.5 301.8 283.8 306.2 1.45 17 500 5470 -23.5 -26.8 74 3.3 -24.1 300 36 304.4 304.5 284.2 307.2 0.85 18 465 5999 -26.9 -30.9 69 4.0 -27.5 300 41 306.5 306.7 284.8 308.7 0.62 19 400 7070 -35.5 -39.7 65 4.2 -35.9 300 50 308.9 308.9 285.3 309.9 0.30 20 300 9000 -51.1 -55.9 57 4.8 -51.2 310 66 313.3 313.3 286.6 313.6 0.07 21 278 9490 -54.9 -59.8 54 4.9 -55.0 310 73 314.7 314.7 287.1 314.9 0.04 22 258 9963 -58.7 -63.7 52 5.0 -58.7 310 69 315.9 315.9 287.4 316.0 0.03 23 250 10160 -59.7 -64.7 52 5.0 -59.7 310 68 317.3 317.3 287.9 317.4 0.03 24 239 10442 -60.9 -65.9 52 5.0 -61.0 310 62 319.6 319.6 288.6 319.7 0.02 25 234 10574 -59.5 -64.5 52 5.0 -59.6 308 59 323.7 323.7 289.9 323.8 0.03 26 218 11018 -60.3 -65.3 52 5.0 -60.4 302 50 329.1 329.1 291.5 329.2 0.03 27 200 11560 -57.5 -63.5 46 6.0 -57.6 295 38 341.7 341.7 294.8 341.9 0.04 28 195 11721 -54.9 -60.9 47 6.0 -55.1 296 38 348.3 348.4 296.3 348.6 0.05 29 150 13410 -51.7 -60.7 33 9.0 -52.1 310 33 381.0 381.0 302.5 381.3 0.07 30 144 13675 -50.7 -60.7 30 10.0 -51.1 309 32 387.2 387.2 303.4 387.6 0.07 31 111 15365 -51.5 -66.5 15 15.0 -52.1 303 27 415.6 415.6 307.2 415.9 0.04 32 100 16040 -52.9 -68.9 13 16.0 -53.5 300 25 425.5 425.5 308.4 425.7 0.04 33 70 18340 -52.1 -72.1 7 20.0 -53.1 320 11 472.9 472.9 312.9 473.1 0.03 34 64 18920 -52.9 -73.9 6 21.0 -53.9 316 10 483.4 483.5 313.7 483.6 0.03 35 50 20520 -51.1 -74.1 5 23.0 -52.6 305 9 523.1 523.1 316.5 523.3 0.03 36 30 23840 -50.7 -75.7 4 25.0 -53.1 340 5 606.4 606.4 320.9 606.7 0.04 37 20 26490 -48.9 -75.9 3 27.0 -52.6 10 7 686.5 686.5 324.0 687.0 0.06 38 14 28841 -47.3 -76.3 2 29.0 -52.7 765.6 765.7 326.4 766.4 0.09 39 10 31092 -42.3 -74.3 2 32.0 -51.2 861.6 861.7 328.7 863.4 0.16 TRP 239 10442 -60.9 -65.9 52 5.0 -61.0 310 62 319.6 319.6 288.6 319.7 0.02 WND 278 9490 -54.9 -59.8 54 4.9 -55.0 310 73 314.7 314.7 287.1 314.9 0.04 Sounding variables and indices 1000-500 mb thick: 5314.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 54.11 % Est. max temperature: 5.24 C = 41.44 F Sfc-Lift cond lev (LCL): 955.28 mb = 518.11 m = 1699.81 ft T: -3.16 C 700-500 lapse rate: 5.38 C/km ThetaE index: 1.00 C Layer 925.0- 924.0 mb Conv cond level (CCL): 549.63 mb = 4769.62 m = 15648.17 ft Mean mixing ratio: 1.62 g/kg Conv temperature: 30.38 C = 86.68 F Cap Strength: 21.81 C Lifted Index: 23.06 C Risk: None Lifted Index @300 mb: 25.99 C Lifted Index @700 mb: 15.28 C Showalter Index: 20.48 C Risk: None Total Totals Index: 14.60 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: -1.20 C K Index: -13.40 Risk: None Sweat Index: 50.00 Risk: None Energy Index: 5.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.15 J/kg Max Up Vert Vel: 8.02 m/s Conv Inhibition (B-): 76280.03 J/kg Cap Strength: 22.99 C Lift Cond Lev (LCL): 852.07 mb = 1415.11 m = 4642.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 at 17 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 1015 40 70 1 -0.9 -0.3 | 135 17 -12.0 12.0 1 1000 156 135 9 -6.4 6.4 | 137 26 -17.4 18.7 2 925 773 190 11 1.9 10.8 | 158 25 -9.2 23.2 3 850 1434 210 7 3.5 6.1 | 158 20 -7.6 18.4 4 700 2943 290 23 21.6 -7.9 | 247 11 10.5 4.5 5 500 5470 300 36 31.2 -18.0 | 286 21 20.1 -5.6 6 400 7070 300 50 43.3 -25.0 | 291 35 32.2 -12.6 7 300 9000 310 66 50.6 -42.4 | 307 50 39.5 -30.1 8 278 9490 310 73 55.9 -46.9 | 308 57 44.9 -34.6 9 250 10160 310 68 52.1 -43.7 | 307 52 41.0 -31.4 10 239 10442 310 62 47.5 -39.9 | 307 46 36.4 -27.5 11 200 11560 295 38 34.4 -16.1 | 279 24 23.4 -3.7 12 150 13410 310 33 25.3 -21.2 | 302 17 14.2 -8.9 13 100 16040 300 25 21.7 -12.5 | 271 11 10.6 -0.1 14 70 18340 320 11 7.1 -8.4 | 135 6 -4.0 3.9 15 50 20520 305 9 7.4 -5.2 | 153 8 -3.7 7.2 16 30 23840 340 5 1.7 -4.7 | 129 12 -9.4 7.7 17 20 26490 10 7 -1.2 -6.9 | 114 13 -12.3 5.5 Wind Parameters Mean winds (0-6000m): 288.2 at 22.1 knts Storm direction: 318.2 at 16.6 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 114.1 deg Storm rel helicity (0-3000m) pos: 185.1 neg: -3.9 tot: 181.1 m^2/s^2 ave: 60.4 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 6.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.29 Bulk Shear: 111.51 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 ------------------------------------------------------------------------------- 500 150 9 142 25| 10.8 0.0 10.8| 47.8 -1.6 46.2 92.4 0.45| 15.3 6.9 1000 172 9 150 25| 5.2 0.0 5.2| 74.9 -1.6 73.3 73.3 0.52| 10.7 5.5 1500 182 9 153 24| 3.1 0.0 3.1| 81.6 -3.9 77.6 51.8 0.47| 8.6 4.0 2000 197 9 159 23| 3.7 0.0 3.7|118.4 -3.9 114.4 57.2 0.58| 8.3 4.8 2500 219 11 168 21| 4.0 0.0 4.0|155.5 -3.9 151.6 60.6 0.65| 8.5 5.6 3000 246 13 181 17| 4.2 0.0 4.2|185.1 -3.9 181.1 60.4 0.70| 8.7 6.1 4000 270 16 201 13| 3.8 0.0 3.8|200.2 -3.9 196.3 49.1 0.71| 7.2 5.1 5000 282 19 222 11| 3.5 0.0 3.5|217.7 -3.9 213.8 42.8 0.71| 6.4 4.5 6000 288 22 241 11| 3.2 0.4 3.6|232.9 -3.9 229.0 38.2 0.67| 5.9 4.0 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250428.00.gif