Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
114 mi (183 km)
Bearing
115.9°
Terrain
BLOCKED
Propagation
71/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
165.3
dB
Gaseous (O₂+H₂O)
6.2
dB
Diffraction loss
131.0
dB
TOTAL PATH LOSS
302.4
dB
Gas rate: 0.0336 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 6.8 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-302.4
dB
RX Ant Gain
30.0
dBi
RX Power
-224.4
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-84.4
dB
Path Weather Avg
Temperature
80.7°F
27.0°C
Dewpoint
43.0°F
6.1°C
T/Td Gap
37.6°F
Abs Humidity
6.8 g/m³
Pressure
978.1 mb
PWAT
13.1 mm
BL Depth
2254.7 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
88
PWAT
80
Humidity
61
Refractivity
50
Sky Cover
50
Wind
50
Season
47
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 33.9, -98.2 | 27.4°C | 4.9°C | 983.1 mb | 2342.2 m | 11.8 mm | ||
| 13% | 33.8, -98.0 | 27.1°C | 6.2°C | 985.7 mb | 2289.0 m | 12.2 mm | ||
| 25% | 33.7, -97.8 | 27.4°C | 5.1°C | 983.2 mb | 2345.8 m | 13.1 mm | ||
| 38% | 33.6, -97.6 | 25.3°C | 7.9°C | 978.1 mb | 1978.0 m | 13.7 mm | ||
| Midpoint | 33.6, -97.3 | 25.7°C | 8.2°C | 983.6 mb | 2034.5 m | 12.4 mm | ||
| 63% | 33.5, -97.1 | 27.1°C | 8.2°C | 992.7 mb | 2251.9 m | 14.2 mm | ||
| 75% | 33.4, -96.9 | 27.6°C | 5.2°C | 993.6 mb | 2274.0 m | 12.7 mm | ||
| 88% | 33.3, -96.7 | 27.8°C | 5.4°C | 994.2 mb | 2397.3 m | 14.6 mm | ||
| Destination | 33.2, -96.5 | 27.8°C | 4.1°C | 995.4 mb | 2379.9 m | 13.3 mm |
Midpoint vertical profile
17-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
75
at 03:00 UTC
Worst:
66
at 12:00 UTC