UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 23 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 1005 42 -3.7 -8.2 71 4.5 -5.1 115 1 269.1 269.4 267.8 274.6 2.05 1 1000 81 -3.7 -9.7 63 6.0 -5.5 125 3 269.5 269.7 267.7 274.5 1.83 2 925 691 -8.9 -12.8 73 3.9 -9.9 160 23 270.2 270.5 267.7 274.5 1.54 3 910 817 -9.7 -13.1 76 3.4 -10.6 160 23 270.7 270.9 268.0 274.9 1.53 4 850 1341 -12.9 -16.2 76 3.3 -13.6 160 23 272.6 272.8 268.8 276.2 1.27 5 725 2539 -19.1 -22.3 76 3.2 -19.7 197 18 278.5 278.7 271.8 281.1 0.88 6 700 2800 -18.7 -21.7 77 3.0 -19.3 205 17 281.8 281.9 273.8 284.7 0.96 7 663 3205 -19.7 -22.4 79 2.7 -20.2 210 21 285.1 285.2 275.6 288.0 0.96 8 583 4153 -23.9 -26.9 76 3.0 -24.4 221 32 290.8 291.0 278.2 293.1 0.72 9 500 5260 -31.3 -34.3 75 3.0 -31.6 235 44 294.9 295.0 279.7 296.3 0.42 10 459 5858 -35.7 -38.6 75 2.9 -36.0 245 52 296.7 296.7 280.3 297.7 0.30 11 400 6800 -41.1 -44.5 70 3.4 -41.3 260 66 301.6 301.6 282.3 302.2 0.18 12 312 8447 -52.1 -56.1 62 4.0 -52.2 260 95 308.4 308.4 284.8 308.7 0.06 13 301 8679 -53.7 -57.8 61 4.1 -53.8 260 85 309.4 309.4 285.1 309.6 0.05 14 300 8700 -53.7 -57.9 60 4.2 -53.8 260 83 309.7 309.7 285.2 309.8 0.05 15 250 9880 -53.3 -58.0 56 4.7 -53.4 265 46 326.8 326.8 290.9 327.1 0.06 16 249 9906 -53.3 -58.1 56 4.8 -53.4 265 46 327.2 327.2 291.0 327.4 0.06 17 232 10363 -49.9 -54.9 56 5.0 -50.1 263 39 339.0 339.1 294.2 339.4 0.10 18 200 11330 -49.5 -56.5 44 7.0 -49.8 260 25 354.4 354.4 297.7 354.8 0.09 19 150 13230 -47.5 -59.5 24 12.0 -48.1 285 13 388.2 388.2 303.6 388.6 0.08 20 144 13500 -48.1 -60.1 24 12.0 -48.7 281 13 391.7 391.7 304.1 392.1 0.08 21 128 14277 -48.3 -62.3 18 14.0 -49.0 269 11 404.8 404.8 305.9 405.1 0.07 22 100 15900 -49.7 -66.7 12 17.0 -50.5 245 9 431.7 431.7 309.0 432.0 0.05 23 70 18220 -50.7 -69.7 9 19.0 -51.8 190 3 475.9 475.9 313.1 476.2 0.05 24 58 19448 -51.7 -71.7 7 20.0 -52.9 151 7 500.0 500.0 314.9 500.2 0.04 25 51 20290 -49.1 -71.1 6 22.0 -50.8 124 11 524.8 524.8 316.6 525.1 0.05 26 50 20420 -49.5 -71.5 6 22.0 -51.2 120 11 526.8 526.8 316.8 527.1 0.05 27 40 21876 -51.3 -73.3 6 22.0 -53.0 135 16 557.0 557.0 318.5 557.3 0.05 28 30 23760 -47.7 -71.7 5 24.0 -50.7 155 23 614.6 614.6 321.3 615.2 0.08 29 26 24694 -51.1 -75.1 4 24.0 -53.6 144 22 630.6 630.6 321.9 631.0 0.06 30 24 25216 -48.3 -73.3 4 25.0 -51.7 138 22 653.4 653.4 322.9 654.0 0.08 31 23 25494 -50.3 -75.3 4 25.0 -53.3 135 22 655.5 655.5 322.9 656.0 0.06 32 20 26410 -47.1 -73.1 4 26.0 -51.4 125 21 692.0 692.0 324.2 692.8 0.10 33 19 26751 -45.5 -71.5 4 26.0 -50.4 707.2 707.3 324.7 708.3 0.13 34 14 28780 -47.1 -74.1 3 27.0 -52.5 766.3 766.4 326.4 767.4 0.12 35 12 29816 -40.3 -69.3 3 29.0 -49.3 825.0 825.1 327.9 827.8 0.28 36 11 30405 -43.9 -72.9 3 29.0 -51.5 832.7 832.8 328.1 834.5 0.18 37 10 31047 -42.5 -72.5 2 30.0 -51.2 860.9 861.0 328.7 863.2 0.21 TRP 301 8679 -53.7 -57.8 61 4.1 -53.8 260 85 309.4 309.4 285.1 309.6 0.05 WND 312 8447 -52.1 -56.1 62 4.0 -52.2 260 95 308.4 308.4 284.8 308.7 0.06 Sounding variables and indices 1000-500 mb thick: 5179.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 75.43 % Est. max temperature: -0.30 C = 31.46 F Sfc-Lift cond lev (LCL): 936.11 mb = 597.59 m = 1960.57 ft T: -8.10 C 700-500 lapse rate: 5.12 C/km ThetaE index: 0.18 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 849.51 mb = 1345.33 m = 4413.75 ft Mean mixing ratio: 1.66 g/kg Conv temperature: -0.11 C = 31.81 F Cap Strength: 14.58 C Lifted Index: 16.96 C Risk: None Lifted Index @300 mb: 24.91 C Lifted Index @700 mb: 8.15 C Showalter Index: 15.61 C Risk: None Total Totals Index: 33.50 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 15.10 C K Index: -0.80 Risk: None Sweat Index: 235.74 Risk: None Energy Index: 4.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.60 J/kg Max Up Vert Vel: 2.69 m/s Conv Inhibition (B-): 70166.33 J/kg Cap Strength: 16.77 C Lift Cond Lev (LCL): 885.65 mb = 1025.63 m = 3364.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 245 at 21 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 1005 42 115 1 -0.9 0.4 | 67 22 -19.8 -8.5 1 1000 81 125 3 -2.5 1.7 | 71 23 -21.3 -7.2 2 925 691 160 23 -7.9 21.6 | 115 30 -26.7 12.7 3 850 1341 160 23 -7.9 21.6 | 115 30 -26.7 12.7 4 700 2800 205 17 7.2 15.4 | 119 13 -11.7 6.4 5 500 5260 235 44 36.0 25.2 | 227 24 17.2 16.3 6 400 6800 260 66 65.0 11.5 | 267 46 46.1 2.5 7 312 8447 260 95 93.6 16.5 | 264 75 74.7 7.5 8 301 8679 260 85 83.7 14.8 | 265 65 64.8 5.8 9 300 8700 260 83 81.7 14.4 | 265 63 62.9 5.5 10 250 9880 265 46 45.8 4.0 | 280 27 27.0 -5.0 11 200 11330 260 25 24.6 4.3 | 309 7 5.8 -4.6 12 150 13230 285 13 12.6 -3.4 | 27 14 -6.3 -12.3 13 100 15900 245 9 8.2 3.8 | 64 12 -10.7 -5.2 14 70 18220 190 3 0.5 3.0 | 72 19 -18.3 -6.0 15 50 20420 120 11 -9.5 5.5 | 83 29 -28.4 -3.5 16 30 23760 155 23 -9.7 20.8 | 113 31 -28.6 11.9 17 20 26410 125 21 -17.2 12.0 | 95 36 -36.1 3.1 Wind Parameters Mean winds (0-6000m): 214.6 at 27.8 knts Storm direction: 244.6 at 20.9 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 64.4 deg Storm rel helicity (0-3000m) pos: 183.7 neg: -2.6 tot: 181.1 m^2/s^2 ave: 60.4 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 87.33 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 ------------------------------------------------------------------------------- 500 147 10 88 24| 17.8 0.0 17.8|111.2 0.0 111.2 222.4 0.92| 18.5 17.0 1000 158 16 103 26| 11.5 0.0 11.5|154.5 0.0 154.5 154.5 0.93| 12.2 11.4 1500 159 18 108 27| 7.4 0.0 7.4|162.6 0.0 162.6 108.4 0.88| 9.0 8.0 2000 163 19 111 26| 5.1 0.0 5.1|173.4 0.0 173.4 86.7 0.77| 8.3 6.4 2500 168 19 113 25| 3.7 0.0 3.7|174.8 -0.8 174.0 69.6 0.66| 7.8 5.2 3000 172 19 115 23| 3.4 0.0 3.4|183.7 -2.6 181.1 60.4 0.63| 7.4 4.7 4000 186 20 124 20| 4.0 0.0 4.0|225.1 -2.6 222.5 55.6 0.71| 7.1 5.0 5000 201 24 142 17| 4.3 0.0 4.3|277.8 -2.6 275.3 55.1 0.73| 7.1 5.2 6000 215 28 168 14| 4.8 0.0 4.8|379.7 -2.6 377.1 62.9 0.73| 7.5 5.5 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250423.00.gif