Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
92 mi (149 km)
Bearing
160.6°
Terrain
BLOCKED
Propagation
70/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
163.5
dB
Gaseous (O₂+H₂O)
5.1
dB
Diffraction loss
113.3
dB
TOTAL PATH LOSS
281.9
dB
Gas rate: 0.0346 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 7.3 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)
-281.9
dB
RX Ant Gain
30.0
dBi
RX Power
-203.9
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-63.9
dB
Path Weather Avg
Temperature
81.1°F
27.3°C
Dewpoint
44.9°F
7.2°C
T/Td Gap
36.3°F
Abs Humidity
7.3 g/m³
Pressure
972.6 mb
PWAT
15.2 mm
BL Depth
2292.2 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
88
PWAT
80
Humidity
55
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 | 34.4, -97.1 | 26.2°C | 8.8°C | 972.6 mb | 2229.0 m | 15.2 mm | ||
| 13% | 34.2, -97.1 | 27.0°C | 8.0°C | 986.9 mb | 2312.6 m | 14.1 mm | ||
| 25% | 34.1, -97.0 | 27.9°C | 6.7°C | 985.1 mb | 2320.6 m | 14.1 mm | ||
| 38% | 33.9, -96.9 | 27.5°C | 8.2°C | 991.3 mb | 2297.8 m | 18.0 mm | ||
| Midpoint | 33.8, -96.9 | 27.0°C | 8.3°C | 990.1 mb | 2229.3 m | 15.8 mm | ||
| 63% | 33.6, -96.8 | 27.3°C | 7.3°C | 988.6 mb | 2190.0 m | 15.1 mm | ||
| 75% | 33.4, -96.7 | 26.7°C | 6.0°C | 990.1 mb | 2235.9 m | 13.8 mm | ||
| 88% | 33.3, -96.7 | 27.6°C | 4.7°C | 994.3 mb | 2315.0 m | 13.5 mm | ||
| Destination | 33.1, -96.6 | 28.4°C | 6.3°C | 993.9 mb | 2499.5 m | 17.5 mm |
Midpoint vertical profile
18-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
74
at 06:00 UTC
Worst:
65
at 13:00 UTC