Updated: Monday 18 May 2026 - 06:28am
Next update: Monday 18 May 2026 - 08:15am

The weather forecast for the area of Harrisonburg, VA
Prepared by: WXSim

TodayTonightTuesdayTuesday nightWednesdayWednesday nightThursdayThursday night
<0.1 in
10%
<0.1 in
30%
0.5 in
70%
0.25 in
60%
0.35 in
70%
92°70°93°71°93°63°65°50°

4 mph

4 mph

8 mph

5 mph

5 mph

3 mph

5 mph

0 mph
UV 10
 Very High 
UV 10
 Very High 
UV 9
 Very High 



Temperature

Thunder

Snow

Sol

Wind

Max/Min Temperature




Overview

 IconTemperatureWindPrecipitationUV
 Monday 18 May 2026 sunrise  06:01am   sunset  08:22pm   Daylength: 14:21 
Today92°
4 mph
-UV 10
 Very High 
Sunny. High 92. UV index up to 10. Wind south around 4 mph, gusting to 15 mph.
Tonight70°
4 mph
less than 0.1 in
PoP: 10%
Fair to partly cloudy. A slight chance of rain. Scattered thundershowers possible. Low 70. Wind southwest around 4 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than a tenth of an inch.
 Tuesday 19 May 2026 sunrise  06:00am   sunset  08:23pm   Daylength: 14:23 
Tuesday93°
8 mph
-UV 10
 Very High 
Sunny in the morning, becoming mostly sunny in the afternoon. High 93. UV index up to 10. Wind southwest around 5 mph, gusting to 16 mph, in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon.
Tuesday night71°
5 mph
-
Partly cloudy. Low 71. Wind southwest around 5 mph.
 Wednesday 20 May 2026 sunrise  05:59am   sunset  08:24pm   Daylength: 14:24 
Wednesday93°
5 mph
less than 0.1 in
PoP: 30%
UV 9
 Very High 
Sunny in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain in the afternoon. Scattered thunderstorms likely, some possibly severe. High 93. UV index up to 9. Wind west-southwest around 5 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Wednesday night63°
3 mph
0.5 in
PoP: 70%
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain in the evening, then rain likely after midnight. Scattered thunderstorms likely. Low 63. Wind east-northeast around 3 mph. Chance of precipitation 70 percent. Precipitation mostly around half an inch.
 Thursday 21 May 2026 sunrise  05:58am   sunset  08:25pm   Daylength: 14:26 
Thursday65°
5 mph
0.25 in
PoP: 60%
Dense overcast. Patchy light fog in the morning. Rain likely. Scattered thundershowers possible. High 65, but temperatures falling in the afternoon. Wind east-northeast around 5 mph. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Thursday night50°
0 mph
0.35 in
PoP: 70%
Mostly cloudy. Rain likely. Low 50. Wind east-northeast near calm. Chance of precipitation 70 percent. Precipitation mostly between a quarter and half an inch.

Forecast by 3 hour intervals

 Monday 18 May 2026 sunrise  06:01am   sunset  08:22pm   Daylength: 14:21 
PeriodIconTemperatureWindPrecipitationSnowdepthPressureUVConditions
06-0975°
3 mph
-2.5 in1030.5 hPaUV 3
 Medium 
Clear
09-1288°
3 mph
-0.2 in1022.9 hPaUV 9
 Very High 
Clear
12-1591°
5 mph
-1020.4 hPaUV 8
 Very High 
Clear
15-1890°
7 mph
-1019.9 hPaUV 1
 Low 
Clear
18-2182°
5 mph
-1020.8 hPaPartly cloudy
21-0075°
3 mph
0.01 in1021.7 hPaPartly cloudy
 Tuesday 19 May 2026 sunrise  06:00am   sunset  08:23pm   Daylength: 14:23 
PeriodIconTemperatureWindPrecipitationSnowdepthPressureUVConditions
00-0373°
4 mph
-1022 hPaPartly cloudy
03-0671°
4 mph
-1022 hPaMostly clear
06-0981°
5 mph
-1023.1 hPaUV 2
 Low 
Clear
09-1290°
7 mph
-1021.9 hPaUV 9
 Very High 
Clear
12-1592°
9 mph
-1019.5 hPaUV 8
 Very High 
Clear
15-1890°
7 mph
-1018.9 hPaUV 1
 Low 
Partly cloudy
18-2180°
5 mph
-1018.6 hPaPartly cloudy
21-0077°
5 mph
-1018.8 hPaPartly cloudy
 Wednesday 20 May 2026 sunrise  05:59am   sunset  08:24pm   Daylength: 14:24 
PeriodIconTemperatureWindPrecipitationSnowdepthPressureUVConditions
00-0374°
4 mph
-1018.6 hPaPartly cloudy
03-0671°
3 mph
-1018.3 hPaPartly cloudy
06-0981°
3 mph
-1018.8 hPaUV 2
 Low 
Clear
09-1289°
6 mph
-1017.3 hPaUV 9
 Very High 
Partly cloudy
12-1590°
7 mph
-1015 hPaUV 6
 High 
Mostly Cloudy
15-1881°
5 mph
0.07 in1016.4 hPaUV 1
 Low 
Mostly Cloudy
18-2175°
1 mph
0.05 in1017.9 hPaPartly cloudy
21-0070°
3 mph
0.07 in1019.5 hPaCloudy
 Thursday 21 May 2026 sunrise  05:58am   sunset  08:25pm   Daylength: 14:26 
PeriodIconTemperatureWindPrecipitationSnowdepthPressureUVConditions
00-0367°
5 mph
0.18 in1019.6 hPaOvercast
Chance of showers
03-0664°
5 mph
0.24 in1021.4 hPaOvercast
06-0963°
6 mph
0.02 in1023.7 hPaUV 1
 Low 
Overcast
09-1262°
5 mph
0.07 in1024.5 hPaUV 4
 Medium 
Overcast
12-1559°
5 mph
0.1 in1024.3 hPaUV 3
 Medium 
Overcast
15-1854°
3 mph
0.07 in1024.8 hPaUV 1
 Low 
Cloudy
Light dew
18-2152°
1 mph
0.04 in1025.4 hPaMostly Cloudy
Moderate dew
21-0051°
0 mph
0.12 in1025.8 hPaMostly Cloudy
Light dew
 Friday 22 May 2026 sunrise  05:58am   sunset  08:25pm   Daylength: 14:27 
PeriodIconTemperatureWindPrecipitationSnowdepthPressureUVConditions
00-0351°
0 mph
0.1 in1025.2 hPaMostly Cloudy
Light dew
03-0652°
1 mph
0.12 in1025.1 hPaCloudy

48 hours details

 Monday 18 May 2026 sunrise  06:01am   sunset  08:22pm   Daylength: 14:21 
PeriodIconTemperatureWindPrecipitationThunderstorm
probability
DewpointPressureHumidityUVCloud coverVisibility
06-0766°
2 mph
-0%58°1050.7 hPa78%6%7 mi
07-0869°
3 mph
-7%61°1039.9 hPa71%UV 1
 Low 
35%8 mi
08-0975°
3 mph
-23%62°1030.5 hPa58%UV 3
 Medium 
35%8 mi
09-1081°
3 mph
-24%63°1026.4 hPa49%UV 5
 Medium 
35%8 mi
10-1185°
3 mph
-25%64°1024.3 hPa43%UV 8
 Very High 
35%9 mi
11-1288°
3 mph
-31%64°1022.9 hPa39%UV 9
 Very High 
35%9 mi
12-1390°
4 mph
-48%64°1021.9 hPa36%UV 9
 Very High 
46%9 mi
13-1491°
5 mph
-45%64°1021 hPa34%UV 9
 Very High 
35%10 mi
14-1591°
5 mph
-45%63°1020.4 hPa34%UV 8
 Very High 
35%10 mi
15-1691°
6 mph
-56%62°1019.9 hPa34%UV 5
 Medium 
46%11 mi
16-1791°
7 mph
-41%62°1019.8 hPa34%UV 3
 Medium 
35%11 mi
17-1890°
7 mph
-45%62°1019.9 hPa35%UV 1
 Low 
35%11 mi
18-1988°
6 mph
-56%63°1020.3 hPa38%58%10 mi
19-2085°
5 mph
-49%63°1020.6 hPa42%36%11 mi
20-2182°
5 mph
-46%62°1020.8 hPa47%35%11 mi
21-2278°
4 mph
0.01 in49%61°1021.1 hPa55%60%9 mi
22-2376°
3 mph
-37%61°1021.4 hPa60%35%10 mi
23-0075°
3 mph
-34%60°1021.7 hPa63%35%10 mi
 Tuesday 19 May 2026 sunrise  06:00am   sunset  08:23pm   Daylength: 14:23 
PeriodIconTemperatureWindPrecipitationThunderstorm
probability
DewpointPressureHumidityUVCloud coverVisibility
00-0174°
3 mph
-33%59°1021.9 hPa65%41%10 mi
01-0273°
4 mph
-32%59°1022 hPa66%50%10 mi
02-0373°
4 mph
-30%59°1022 hPa67%41%10 mi
03-0472°
4 mph
-26%58°1022 hPa68%35%10 mi
04-0572°
4 mph
-23%58°1022 hPa69%35%10 mi
05-0671°
4 mph
-19%58°1022 hPa70%35%9 mi
06-0773°
4 mph
-18%60°1022.3 hPa64%35%9 mi
07-0877°
5 mph
-20%61°1022.7 hPa56%UV 1
 Low 
35%10 mi
08-0981°
5 mph
-22%62°1023.1 hPa50%UV 2
 Low 
35%10 mi
09-1084°
6 mph
-24%63°1023.1 hPa45%UV 5
 Medium 
35%10 mi
10-1187°
6 mph
-27%63°1022.7 hPa40%UV 7
 High 
35%10 mi
11-1290°
7 mph
-32%61°1021.9 hPa36%UV 9
 Very High 
35%11 mi
12-1391°
8 mph
-35%60°1021.1 hPa34%UV 10
 Very High 
35%11 mi
13-1492°
9 mph
-36%59°1020.2 hPa33%UV 9
 Very High 
35%11 mi
14-1592°
9 mph
-45%58°1019.5 hPa32%UV 8
 Very High 
35%12 mi
15-1692°
9 mph
-49%59°1019 hPa32%UV 5
 Medium 
38%12 mi
16-1791°
8 mph
-51%59°1018.9 hPa32%UV 3
 Medium 
52%12 mi
17-1890°
7 mph
-50%59°1018.9 hPa34%UV 1
 Low 
54%12 mi
18-1987°
6 mph
-46%58°1018.9 hPa37%56%12 mi
19-2083°
5 mph
-42%57°1018.8 hPa41%57%12 mi
20-2180°
5 mph
-38%56°1018.6 hPa45%59%12 mi
21-2279°
5 mph
-33%56°1018.6 hPa48%61%12 mi
22-2378°
5 mph
-30%56°1018.7 hPa49%64%11 mi
23-0077°
5 mph
-28%56°1018.8 hPa51%60%11 mi
 Wednesday 20 May 2026 sunrise  05:59am   sunset  08:24pm   Daylength: 14:24 
PeriodIconTemperatureWindPrecipitationThunderstorm
probability
DewpointPressureHumidityUVCloud coverVisibility
00-0176°
6 mph
-29%56°1018.8 hPa52%55%11 mi
01-0275°
6 mph
-29%56°1018.7 hPa54%51%11 mi
02-0374°
4 mph
-25%55°1018.6 hPa55%64%11 mi
03-0473°
4 mph
-25%55°1018.5 hPa57%63%11 mi
04-0572°
4 mph
-27%55°1018.4 hPa58%62%11 mi
05-0671°
3 mph
-25%55°1018.3 hPa60%48%11 mi
06-0773°
3 mph
-17%57°1018.4 hPa55%35%10 mi

WXSIM script (v3.51) from Leuven-Template.eu.   Forecast is created from data by WXSIM.   Graphs are drawn using Highcharts