UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 19 APR 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 14 SFC 978 190 -5.1 -8.5 77 3.4 -6.1 270 3 269.8 270.1 268.2 275.4 2.05 2 925 627 -8.3 -13.3 67 5.0 -9.6 265 19 270.8 271.1 268.0 275.0 1.48 3 891 916 -9.1 -14.1 67 5.0 -10.4 276 18 272.9 273.2 269.3 277.0 1.44 4 850 1277 -11.9 -17.9 61 6.0 -13.2 290 17 273.7 273.9 269.2 276.8 1.10 5 748 2241 -19.5 -24.5 64 5.0 -20.3 257 17 275.6 275.7 269.7 277.7 0.70 6 700 2733 -20.7 -25.7 64 5.0 -21.5 240 17 279.6 279.7 272.1 281.6 0.67 7 648 3301 -22.1 -28.1 58 6.0 -23.0 232 17 284.2 284.3 274.6 286.0 0.58 8 500 5150 -36.7 -42.7 54 6.0 -37.1 205 15 288.3 288.3 276.1 288.9 0.18 9 470 5576 -39.9 -45.9 53 6.0 -40.2 208 24 289.5 289.5 276.6 289.9 0.13 10 430 6182 -41.3 -48.3 47 7.0 -41.6 212 36 295.1 295.2 279.3 295.5 0.11 11 400 6670 -44.3 -52.3 41 8.0 -44.6 215 46 297.4 297.4 280.3 297.7 0.08 12 341 7730 -49.7 -59.7 30 10.0 -49.9 205 56 304.0 304.0 283.0 304.1 0.04 13 300 8570 -50.1 -61.1 26 11.0 -50.3 205 50 314.7 314.7 287.1 314.9 0.03 14 250 9770 -47.9 -60.9 21 13.0 -48.3 205 36 334.9 334.9 293.0 335.0 0.04 15 200 11250 -45.7 -62.7 13 17.0 -46.4 200 33 360.4 360.4 298.8 360.6 0.04 16 181 11913 -44.3 -63.3 10 19.0 -45.2 202 30 373.1 373.1 301.1 373.3 0.04 17 150 13160 -45.9 -66.9 8 21.0 -46.8 205 25 391.0 391.0 303.9 391.1 0.03 18 137 13760 -48.5 -69.5 7 21.0 -49.3 205 24 396.6 396.7 304.8 396.8 0.02 19 115 14918 -46.1 -69.1 6 23.0 -47.3 205 22 421.5 421.5 307.9 421.6 0.03 20 100 15840 -49.7 -71.7 6 22.0 -50.6 205 21 431.7 431.7 309.0 431.8 0.02 21 77 17555 -48.1 -71.1 5 23.0 -49.4 212 20 468.5 468.5 312.5 468.7 0.03 22 70 18180 -50.3 -73.3 5 23.0 -51.5 215 19 476.8 476.8 313.2 476.9 0.03 23 50 20380 -52.5 -74.5 5 22.0 -53.8 215 19 519.8 519.8 316.3 520.0 0.03 24 39 21983 -54.3 -77.3 4 23.0 -55.6 217 15 553.5 553.5 318.3 553.7 0.03 25 32 23262 -51.5 -74.5 5 23.0 -53.5 219 12 593.2 593.2 320.3 593.6 0.05 26 30 23680 -53.3 -76.3 4 23.0 -55.1 220 11 599.3 599.3 320.6 599.6 0.04 27 20 26290 -53.3 -76.3 4 23.0 -55.8 225 31 673.0 673.1 323.6 673.5 0.06 28 13 29077 -49.3 -74.3 4 25.0 -54.1 225 33 775.1 775.2 326.7 776.3 0.12 29 11 30163 -51.7 -75.7 4 24.0 -56.1 225 34 804.3 804.4 327.4 805.5 0.12 30 10 30780 -51.1 -75.1 4 24.0 -55.9 225 35 828.8 828.9 328.0 830.3 0.14 31 9.4 31184 -48.9 -73.9 4 25.0 -54.8 852.0 852.1 328.5 853.9 0.18 TRP 341 7730 -49.7 -59.7 30 10.0 -49.9 205 56 304.0 304.0 283.0 304.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5136.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 61.20 % Est. max temperature: -0.79 C = 30.57 F Sfc-Lift cond lev (LCL): 926.70 mb = 612.56 m = 2009.70 ft T: -8.19 C 700-500 lapse rate: 6.62 C/km ThetaE index: 0.42 C Layer 925.0- 891.0 mb Conv cond level (CCL): 824.50 mb = 1506.76 m = 4943.39 ft Mean mixing ratio: 1.61 g/kg Conv temperature: -0.73 C = 30.68 F Cap Strength: 8.76 C Lifted Index: 10.62 C Risk: None Lifted Index @300 mb: 27.69 C Lifted Index @700 mb: 5.24 C Showalter Index: 9.69 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.80 C Cross Totals Index: 18.80 C K Index: 1.90 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.66 J/kg Max Up Vert Vel: 5.42 m/s Conv Inhibition (B-): 74572.61 J/kg Cap Strength: 10.61 C Lift Cond Lev (LCL): 862.48 mb = 1165.30 m = 3823.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 13 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 ---------------------------------------------------------- 0 978 190 270 3 3.0 -0.0 | 85 10 -10.3 -1.0 1 925 627 265 19 18.9 1.7 | 263 6 5.6 0.7 2 850 1277 290 17 16.0 -5.8 | 339 7 2.6 -6.8 3 700 2733 240 17 14.7 8.5 | 190 8 1.4 7.5 4 500 5150 205 15 6.3 13.6 | 151 14 -7.0 12.6 5 400 6670 215 46 26.4 37.7 | 200 39 13.0 36.7 6 341 7730 205 56 23.7 50.8 | 192 51 10.3 49.8 7 300 8570 205 50 21.1 45.3 | 190 45 7.8 44.3 8 250 9770 205 36 15.2 32.6 | 183 32 1.9 31.7 9 200 11250 200 33 11.3 31.0 | 176 30 -2.1 30.0 10 150 13160 205 25 10.6 22.7 | 173 22 -2.8 21.7 11 100 15840 205 21 8.9 19.0 | 166 19 -4.5 18.1 12 70 18180 215 19 10.9 15.6 | 171 15 -2.4 14.6 13 50 20380 215 19 10.9 15.6 | 171 15 -2.4 14.6 14 30 23680 220 11 7.1 8.4 | 140 10 -6.3 7.5 15 20 26290 225 31 21.9 21.9 | 202 23 8.6 21.0 16 10 30780 225 35 24.7 24.7 | 206 26 11.4 23.8 Wind Parameters Mean winds (0-6000m): 235.8 at 17.8 knts Storm direction: 265.8 at 13.4 knts Shear (0-3000m) pos: 1.1 neg: 3.5 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 95.4 deg Storm rel helicity (0-3000m) pos: 11.2 neg: -20.3 tot: -9.0 m^2/s^2 ave: -3.0 10^-3 m/s^2 rel: -0.30 Storm rel vorticity (0-3000m) horiz: 7.2 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.21 Bulk Shear: 12.07 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 ------------------------------------------------------------------------------- 500 266 12 86 1| 0.0 16.3 16.3| 0.8 -1.3 -0.5 -1.1 -0.32| 18.5 -6.0 1000 272 15 312 2| 3.2 8.1 11.3| 9.8 -1.3 8.5 8.5 0.01| 12.5 0.1 1500 276 16 320 4| 2.1 5.7 7.8| 11.2 -5.9 5.4 3.6 -0.07| 10.0 -0.7 2000 274 16 308 3| 1.6 4.7 6.3| 11.2 -10.8 0.4 0.2 -0.20| 8.8 -1.8 2500 269 16 283 3| 1.3 4.1 5.4| 11.2 -16.4 -5.2 -2.1 -0.27| 8.1 -2.2 3000 264 16 254 3| 1.1 3.5 4.5| 11.2 -20.3 -9.0 -3.0 -0.30| 7.2 -2.2 4000 254 16 214 4| 0.8 2.6 3.4| 11.2 -28.6 -17.3 -4.3 -0.34| 5.9 -2.0 5000 246 16 193 6| 0.6 2.2 2.8| 13.2 -37.6 -24.4 -4.9 -0.35| 5.2 -1.8 6000 236 18 189 9| 1.3 1.8 3.1| 89.7 -37.6 52.0 8.7 -0.06| 6.1 -0.4 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250419.00.gif