UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 29 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 ------------------------------------------------------------------------------- 0 1000 -48 SFC 989 44 10.2 -1.8 43 12.0 4.9 165 13 284.2 284.8 278.6 293.9 3.38 2 970 206 12.8 -4.2 30 17.0 5.4 166 21 288.5 289.0 280.0 296.9 2.88 3 925 602 9.8 -8.2 27 18.0 2.7 170 42 289.3 289.7 279.5 295.9 2.22 4 864 1163 4.6 -9.3 36 14.0 -0.6 185 60 289.6 290.0 279.6 296.1 2.18 5 850 1296 3.4 -9.6 38 13.0 -1.4 185 58 289.7 290.1 279.6 296.2 2.17 6 843 1363 2.8 -10.2 38 13.0 -1.9 186 57 289.8 290.1 279.6 296.0 2.08 7 795 1834 -0.9 -5.9 69 5.0 -2.9 190 52 290.7 291.3 281.3 299.8 3.09 8 772 2069 0.4 -1.3 88 1.7 -0.4 192 50 294.6 295.4 284.5 307.8 4.50 9 756 2237 -0.5 -1.9 90 1.4 -1.2 194 48 295.4 296.1 284.7 308.3 4.40 10 711 2726 -1.7 -3.6 87 1.9 -2.6 199 43 299.3 300.0 285.9 311.7 4.12 11 700 2850 -3.3 -5.6 84 2.3 -4.3 200 42 298.8 299.5 285.2 309.7 3.60 12 654 3385 -6.7 -9.8 79 3.1 -7.8 200 42 300.9 301.4 285.1 309.4 2.78 13 536 4917 -14.9 -17.6 80 2.7 -15.7 200 42 308.7 309.0 286.9 314.5 1.79 14 500 5440 -18.7 -21.6 78 2.9 -19.4 200 42 310.2 310.5 287.0 314.7 1.36 15 400 7060 -31.3 -35.6 66 4.3 -31.8 205 42 314.3 314.4 287.4 315.9 0.46 16 300 9030 -47.7 -52.3 59 4.6 -47.9 210 48 318.1 318.1 288.2 318.5 0.10 17 264 9861 -53.7 -58.2 58 4.5 -53.8 205 42 321.2 321.2 289.2 321.4 0.06 18 250 10210 -53.5 -58.1 57 4.6 -53.6 215 42 326.5 326.5 290.8 326.8 0.06 19 200 11640 -53.7 -58.7 54 5.0 -53.8 225 36 347.7 347.7 296.2 348.0 0.07 20 185 12141 -53.9 -59.9 48 6.0 -54.1 230 35 355.2 355.3 297.8 355.5 0.06 21 162 12999 -50.9 -56.9 49 6.0 -51.2 240 34 374.0 374.1 301.4 374.5 0.11 22 150 13500 -50.9 -57.9 43 7.0 -51.2 245 33 382.4 382.4 302.7 382.8 0.10 23 100 16120 -53.7 -62.7 32 9.0 -54.1 260 19 424.0 424.0 308.2 424.4 0.08 24 70 18420 -53.5 -63.5 28 10.0 -54.1 235 11 469.9 470.0 312.7 470.6 0.11 25 50 20590 -53.3 -64.3 25 11.0 -54.2 275 13 517.9 517.9 316.2 518.7 0.13 26 40 22017 -54.1 -65.1 25 11.0 -55.1 238 9 550.0 550.0 318.2 551.0 0.15 27 30 23860 -53.1 -64.1 25 11.0 -54.5 190 3 599.9 600.0 320.7 601.6 0.23 28 20 26480 -50.7 -61.7 26 11.0 -53.1 265 7 681.0 681.2 323.9 685.0 0.47 29 17 27541 -49.9 -60.9 26 11.0 -52.7 716.0 716.2 325.1 721.4 0.62 30 13 29306 -47.1 -59.1 24 12.0 -51.3 782.7 783.2 327.1 792.6 1.02 TRP 264 9861 -53.7 -58.2 58 4.5 -53.8 205 42 321.2 321.2 289.2 321.4 0.06 WND 864 1163 4.6 -9.3 36 14.0 -0.6 185 60 289.6 290.0 279.6 296.1 2.18 Sounding variables and indices 1000-500 mb thick: 5488.00 m Freezing level: 806.68 mb = 1719.56 m = 5641.52 ft Freezing level: 779.08 mb = 1996.80 m = 6551.10 ft Freezing level: 764.89 mb = 2143.61 m = 7032.76 ft Wetbulb zero: 875.61 mb = 1053.32 m = 3455.74 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 67.38 % Est. max temperature: 15.78 C = 60.40 F Sfc-Lift cond lev (LCL): 823.32 mb = 1552.81 m = 5094.45 ft T: 1.31 C 700-500 lapse rate: 5.95 C/km ThetaE index: 2.25 C Layer 700.0- 536.0 mb Conv cond level (CCL): 563.66 mb = 4529.68 m = 14860.96 ft Mean mixing ratio: 2.53 g/kg Conv temperature: 32.58 C = 90.65 F Cap Strength: 12.56 C Lifted Index: 13.04 C Risk: None Lifted Index @300 mb: 15.71 C Lifted Index @700 mb: 8.46 C Showalter Index: 12.98 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 9.10 C K Index: 10.20 Risk: None Sweat Index: 158.00 Risk: None Energy Index: 3.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.66 J/kg Max Up Vert Vel: 5.03 m/s Conv Inhibition (B-): 58774.70 J/kg Cap Strength: 12.94 C Lift Cond Lev (LCL): 727.22 mb = 2546.39 m = 8354.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 223 at 33 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 ---------------------------------------------------------- 0 989 44 165 13 -3.4 12.6 | 66 28 -26.0 -11.4 1 925 602 170 42 -7.3 41.4 | 120 35 -29.9 17.4 2 864 1163 185 60 5.2 59.8 | 154 40 -17.4 35.8 3 850 1296 185 58 5.1 57.8 | 153 38 -17.5 33.8 4 700 2850 200 42 14.4 39.5 | 152 18 -8.2 15.5 5 500 5440 200 42 14.4 39.5 | 152 18 -8.2 15.5 6 400 7060 205 42 17.7 38.1 | 161 15 -4.8 14.1 7 300 9030 210 48 24.0 41.6 | 185 18 1.4 17.6 8 264 9861 205 42 17.7 38.1 | 161 15 -4.8 14.1 9 250 10210 215 42 24.1 34.4 | 188 11 1.5 10.4 10 200 11640 225 36 25.5 25.5 | 243 3 2.9 1.5 11 150 13500 245 33 29.9 13.9 | 324 12 7.3 -10.1 12 100 16120 260 19 18.7 3.3 | 11 21 -3.9 -20.7 13 70 18420 235 11 9.0 6.3 | 38 22 -13.6 -17.7 14 50 20590 275 13 13.0 -1.1 | 21 27 -9.6 -25.1 15 30 23860 190 3 0.5 3.0 | 46 30 -22.1 -21.0 16 20 26480 265 7 7.0 0.6 | 34 28 -15.6 -23.4 Wind Parameters Mean winds (0-6000m): 193.3 at 43.9 knts Storm direction: 223.3 at 33.0 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 85.8 deg Storm rel helicity (0-3000m) pos: 430.8 neg: -7.9 tot: 422.9 m^2/s^2 ave: 141.0 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 12.5 stream: 8.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.18 Bulk Shear: 70.30 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 ------------------------------------------------------------------------------- 500 169 26 93 28| 26.8 0.0 26.8|192.8 0.0 192.8 385.6 0.96| 26.9 25.9 1000 173 37 116 30| 22.6 0.0 22.6|378.4 0.0 378.4 378.4 0.96| 23.9 23.0 1500 179 44 130 31| 15.0 0.0 15.0|425.4 -2.9 422.5 281.7 0.88| 19.1 16.8 2000 182 46 136 31| 10.1 0.0 10.1|430.6 -2.9 427.8 213.9 0.80| 16.1 12.8 2500 184 47 140 29| 7.2 0.0 7.2|430.8 -4.5 426.3 170.5 0.72| 14.2 10.2 3000 186 46 141 28| 5.5 0.0 5.5|430.8 -7.9 422.9 141.0 0.67| 12.5 8.4 4000 190 45 143 25| 4.1 0.0 4.1|430.8 -7.9 422.9 105.7 0.67| 9.4 6.3 5000 192 44 145 24| 3.3 0.0 3.3|430.8 -7.9 422.9 84.6 0.67| 7.5 5.0 6000 193 44 146 23| 2.8 0.0 2.8|435.0 -7.9 427.1 71.2 0.67| 6.4 4.3 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250429.12.gif