UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for U4343... Searching the city database file for: U4343 ... Date:1200Z 16 APR 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 12 170 5 SFC 992 75 -1.1 -9.1 55 8.0 -3.7 170 5 272.7 273.0 269.9 278.0 1.93 2 990 91 -1.1 -4.2 79 3.1 -2.2 171 6 272.8 273.3 271.5 280.5 2.82 3 940 499 -3.5 -9.5 63 6.0 -5.4 185 20 274.5 274.8 271.1 280.0 1.98 4 925 624 -5.1 -10.1 68 5.0 -6.6 190 25 274.1 274.4 270.8 279.4 1.91 5 850 1287 -10.3 -11.4 92 1.1 -10.6 210 27 275.4 275.7 271.5 280.6 1.88 6 838 1396 -11.1 -11.7 95 0.6 -11.3 208 28 275.6 275.9 271.6 280.9 1.86 7 758 2159 -16.5 -17.8 90 1.3 -16.8 192 32 277.8 278.0 272.0 281.4 1.24 8 700 2755 -19.3 -19.8 96 0.5 -19.4 180 35 281.1 281.3 273.7 284.5 1.13 9 657 3223 -23.1 -23.9 93 0.8 -23.2 184 39 282.0 282.1 273.8 284.5 0.84 10 572 4228 -28.1 -34.1 56 6.0 -28.7 192 48 287.5 287.6 276.0 288.7 0.37 11 548 4535 -30.5 -36.5 56 6.0 -31.0 195 50 288.2 288.3 276.2 289.2 0.31 12 500 5180 -35.3 -39.6 65 4.3 -35.6 200 56 290.0 290.0 277.0 290.8 0.25 13 404 6615 -47.7 -52.7 56 5.0 -47.9 200 66 292.2 292.2 277.9 292.4 0.07 14 400 6680 -47.9 -52.9 56 5.0 -48.0 200 66 292.7 292.7 278.2 293.0 0.07 15 382 6985 -49.3 -54.3 56 5.0 -49.4 200 66 294.8 294.8 279.1 295.0 0.06 16 348 7597 -52.1 -57.1 55 5.0 -52.2 205 56 299.0 299.0 281.0 299.1 0.05 17 340 7748 -52.3 -57.3 55 5.0 -52.4 203 53 300.7 300.7 281.7 300.9 0.05 18 300 8570 -48.5 -54.5 50 6.0 -48.7 190 38 317.0 317.0 287.9 317.3 0.08 19 250 9760 -46.1 -54.1 40 8.0 -46.4 220 35 337.5 337.5 293.8 337.9 0.10 20 223 10530 -43.9 -53.9 32 10.0 -44.5 215 27 352.1 352.1 297.2 352.6 0.11 21 206 11063 -47.5 -58.5 27 11.0 -48.0 211 21 354.5 354.6 297.7 354.8 0.07 22 200 11260 -46.9 -57.9 27 11.0 -47.4 210 19 358.5 358.5 298.5 358.8 0.08 23 163 12625 -43.7 -56.7 22 13.0 -44.6 206 16 385.5 385.5 303.2 386.0 0.11 24 150 13180 -46.3 -59.3 22 13.0 -47.0 205 15 390.3 390.3 303.9 390.7 0.09 25 102 15720 -48.9 -63.9 16 15.0 -49.8 219 21 430.8 430.8 309.0 431.2 0.07 26 100 15850 -48.9 -63.9 16 15.0 -49.8 220 21 433.2 433.3 309.2 433.6 0.07 27 70 18170 -52.3 -67.3 15 15.0 -53.2 220 15 472.5 472.5 312.9 472.9 0.06 28 50 20340 -53.1 -68.1 15 15.0 -54.2 255 11 518.3 518.4 316.2 518.9 0.08 29 30 23600 -54.9 -69.9 14 15.0 -56.3 265 19 595.0 595.0 320.4 595.7 0.10 30 25 24761 -57.5 -72.5 13 15.0 -58.7 267 24 619.4 619.4 321.5 620.0 0.09 31 20 26180 -55.3 -71.3 12 16.0 -57.2 270 31 666.9 667.0 323.3 668.0 0.13 32 13 28957 -50.9 -67.9 12 17.0 -54.7 769.6 769.7 326.5 772.6 0.32 TRP 348 7597 -52.1 -57.1 55 5.0 -52.2 205 56 299.0 299.0 281.0 299.1 0.05 WND 382 6985 -49.3 -54.3 56 5.0 -49.4 200 66 294.8 294.8 279.1 295.0 0.06 Sounding variables and indices 1000-500 mb thick: 5168.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 78.65 % Est. max temperature: 1.76 C = 35.17 F Sfc-Lift cond lev (LCL): 874.82 mb = 1061.29 m = 3481.87 ft T: -8.53 C 700-500 lapse rate: 6.60 C/km ThetaE index: 1.10 C Layer 940.0- 850.0 mb Conv cond level (CCL): 861.28 mb = 1183.64 m = 3883.28 ft Mean mixing ratio: 2.16 g/kg Conv temperature: 1.39 C = 34.50 F Cap Strength: 7.62 C Lifted Index: 8.63 C Risk: None Lifted Index @300 mb: 26.25 C Lifted Index @700 mb: 3.36 C Showalter Index: 8.10 C Risk: None Total Totals Index: 48.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 23.90 C K Index: 13.10 Risk: None Sweat Index: 110.00 Risk: None Energy Index: 2.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.53 J/kg Max Up Vert Vel: 3.33 m/s Conv Inhibition (B-): 63751.88 J/kg Cap Strength: 8.47 C Lift Cond Lev (LCL): 876.98 mb = 1041.99 m = 3418.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 225 at 30 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 ---------------------------------------------------------- 0 992 75 170 5 -0.9 4.9 | 53 27 -21.7 -16.1 1 925 624 190 25 4.3 24.6 | 102 17 -16.5 3.5 2 850 1287 210 27 13.5 23.4 | 108 8 -7.3 2.3 3 700 2755 180 35 0.0 35.0 | 124 25 -20.8 13.9 4 500 5180 200 56 19.2 52.6 | 177 32 -1.7 31.6 5 400 6680 200 66 22.6 62.0 | 182 41 1.8 40.9 6 382 6985 200 66 22.6 62.0 | 182 41 1.8 40.9 7 348 7597 205 56 23.7 50.8 | 185 30 2.9 29.7 8 300 8570 190 38 6.6 37.4 | 139 22 -14.2 16.4 9 250 9760 220 35 22.5 26.8 | 196 6 1.7 5.7 10 200 11260 210 19 9.5 16.5 | 68 12 -11.3 -4.6 11 150 13180 205 15 6.3 13.6 | 63 16 -14.5 -7.5 12 100 15850 220 21 13.5 16.1 | 56 9 -7.3 -5.0 13 70 18170 220 15 9.6 11.5 | 49 15 -11.2 -9.6 14 50 20340 255 11 10.6 2.8 | 29 21 -10.2 -18.2 15 30 23600 265 19 18.9 1.7 | 6 20 -1.9 -19.4 16 20 26180 270 31 31.0 -0.0 | 334 23 10.2 -21.1 Wind Parameters Mean winds (0-6000m): 194.6 at 39.5 knts Storm direction: 224.6 at 29.6 knts Shear (0-3000m) pos: 4.2 neg: 2.6 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 77.8 deg Storm rel helicity (0-3000m) pos: 136.5 neg: -2.5 tot: 134.0 m^2/s^2 ave: 44.7 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 86.97 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 ------------------------------------------------------------------------------- 500 186 14 70 21| 19.1 0.0 19.1| 94.8 0.0 94.8 189.6 0.86| 19.4 16.8 1000 193 20 84 17| 11.5 0.0 11.5|106.8 0.0 106.8 106.8 0.72| 13.8 9.9 1500 199 22 90 14| 8.4 0.0 8.4|111.2 0.0 111.2 74.1 0.64| 11.3 7.2 2000 199 24 98 13| 6.3 1.5 7.9|115.8 0.0 115.8 57.9 0.58| 10.0 5.8 2500 196 26 106 14| 5.1 2.5 7.6|116.2 -1.4 114.8 45.9 0.49| 9.3 4.6 3000 192 28 111 16| 4.2 2.6 6.8|136.5 -2.5 134.0 44.7 0.50| 8.7 4.3 4000 191 31 123 18| 4.5 2.0 6.5|208.4 -2.5 205.9 51.5 0.58| 7.9 4.6 5000 193 35 136 19| 4.7 1.6 6.3|290.5 -2.5 288.0 57.6 0.64| 7.5 4.8 6000 195 39 148 20| 4.2 1.5 5.7|319.4 -2.5 316.9 52.8 0.62| 6.8 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250416.12.gif